Merge branch 'rewrite' into dev

.gitignore

@@ -1,5 +1,7 @@
-build
+build/
-cmake-build-debug
+docs/
-.idea
 
-sql/*.h
+tests/testing_tmp/
+tests/testing_bak/
+
+include/migrations/*.sql.h

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "drogon"]
-	path = drogon
-	url = https://github.com/an-tao/drogon.git

CMakeLists.txt

@@ -1,71 +1,28 @@
-cmake_minimum_required (VERSION 3.2)
+cmake_minimum_required (VERSION 3.7)
 project(core)
 
-include(CheckIncludeFileCXX)
+add_executable(core main.c)
 
-check_include_file_cxx(any HAS_ANY)
+SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99 -Wpedantic -Werror -Wall -Wextra -luuid -lsqlite3 -g -fprofile-arcs -ftest-coverage")
-check_include_file_cxx(string_view HAS_STRING_VIEW)
-if(HAS_ANY AND HAS_STRING_VIEW)
-    set(CMAKE_CXX_STANDARD 17)
-else()
-    set(CMAKE_CXX_STANDARD 14)
-endif()
 
-set(CMAKE_CXX_STANDARD_REQUIRED ON)
+string(LENGTH "${CMAKE_SOURCE_DIR}/" SOURCE_PATH_SIZE)
-set(CMAKE_CXX_EXTENSIONS OFF)
+add_definitions("-DSOURCE_PATH_SIZE=${SOURCE_PATH_SIZE}")
 
-set(CMAKE_CXX_LINK_FLAGS "${CMAKE_CXX_LINK_FLAGS} -Wall -Wextra -Werror -g -latomic")
+add_definitions("-DMG_ENABLE_EXTRA_ERRORS_DESC")
-set(CMAKE_CXX_FLAGS_DEBUG "-g")
 
-##########
+aux_source_directory(vendor VENDOR_SRC) # vendor first to put their warnings on top
-# If you include the drogon source code locally in your project, use this method to add drogon
+aux_source_directory(. SRC_DIR)
-# add_subdirectory(drogon)
+aux_source_directory(models MODELS_SRC)
-# set(Drogon_DIR ${PROJECT_BINARY_DIR}/drogon)
+aux_source_directory(helpers HELPERS_SRC)
-# find_package(Drogon CONFIG REQUIRED NO_DEFAULT_PATH)
+aux_source_directory(handlers HANDLERS_SRC)
-# include_directories(${DROGON_INCLUDE_DIRS})
+aux_source_directory(endpoints ENDPOINTS_SRC)
-# link_libraries(${DROGON_LIBRARIES})
-##########
 
-# find_package(Drogon CONFIG REQUIRED)
+configure_file("core.ini" "core.ini" COPYONLY)
-# include_directories(${DROGON_INCLUDE_DIRS})
-# link_libraries(${DROGON_LIBRARIES})
 
-if(CMAKE_CXX_STANDARD LESS 17)
+target_sources(core PRIVATE ${VENDOR_SRC} ${SRC_DIR} ${HANDLERS_SRC} ${HELPERS_SRC} ${MODELS_SRC} ${ENDPOINTS_SRC})
-    #With C++14, use boost to support any and string_view
+target_include_directories(core PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
-    message(STATUS "use c++14")
+target_include_directories(core PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/vendor)
-    find_package(Boost 1.61.0 REQUIRED)
-    include_directories(${Boost_INCLUDE_DIRS})
-else()
-    message(STATUS "use c++17")
-endif()
 
-aux_source_directory(./ SRC_DIR)
-aux_source_directory(controllers CTL_SRC)
-aux_source_directory(filters FILTER_SRC)
-aux_source_directory(plugins PLUGIN_SRC)
-aux_source_directory(models MODEL_SRC)
-aux_source_directory(helpers HELPER_SRC)
-
-file(GLOB SCP_LIST ${CMAKE_CURRENT_SOURCE_DIR}/views/*.csp)
-foreach(cspFile ${SCP_LIST})
-    message(STATUS "cspFile:" ${cspFile})
-    EXEC_PROGRAM(basename ARGS "${cspFile} .csp" OUTPUT_VARIABLE classname)
-    message(STATUS "view classname:" ${classname})
-    ADD_CUSTOM_COMMAND(OUTPUT ${classname}.h ${classname}.cc
-            COMMAND drogon_ctl
-            ARGS create view ${cspFile}
-            DEPENDS ${cspFile}
-            VERBATIM )
-    set(VIEWSRC ${VIEWSRC} ${classname}.cc)
-endforeach()
-
-configure_file("config.json" "config.json" COPYONLY)
-
-include_directories(${CMAKE_CURRENT_SOURCE_DIR})
-add_executable(core ${SRC_DIR} ${CTL_SRC} ${FILTER_SRC} ${VIEWSRC} ${PLUGIN_SRC} ${MODEL_SRC} ${HELPER_SRC})
-
-add_subdirectory(drogon)
-target_link_libraries(${PROJECT_NAME} PRIVATE drogon)
 
 add_custom_target(migrations
     COMMAND ./compile_migrations.sh
@@ -73,23 +30,32 @@ add_custom_target(migrations
 )
 
 add_custom_target(run
-    COMMAND core
+    COMMAND ./core start
     DEPENDS core
     WORKING_DIRECTORY ${CMAKE_PROJECT_DIR}
 )
 add_custom_target(debug
-    COMMAND valgrind ./core
+    COMMAND valgrind ./core start
     DEPENDS core
     WORKING_DIRECTORY ${CMAKE_PROJECT_DIR}
 )
 add_custom_target(debug-full
-    COMMAND valgrind --leak-check=full --show-leak-kinds=all ./core
+    COMMAND valgrind --leak-check=full --show-leak-kinds=all ./core start
     DEPENDS core
     WORKING_DIRECTORY ${CMAKE_PROJECT_DIR}
 )
+add_custom_target(docs
+    COMMAND doxygen
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+)
 
 add_custom_target(test
-    COMMAND ./run_tests.sh ${CMAKE_BINARY_DIR}/core ${CMAKE_SOURCE_DIR}/config.testing.json
+    COMMAND ./run_tests.sh ${CMAKE_BINARY_DIR}/core "dev"
     DEPENDS core
-    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/tavern_tests
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/tests
+)
+add_custom_target(coverage
+    COMMAND gcovr -s --root ${CMAKE_SOURCE_DIR} -e ${CMAKE_SOURCE_DIR}/vendor --html-details ${CMAKE_BINARY_DIR}/coverage.html --html-title "Emgauwa Core Coverage" ${CMAKE_BINARY_DIR}/CMakeFiles/core.dir
+    DEPENDS test
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
 )

command.c

@@ -0,0 +1,141 @@
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/socket.h>
+
+#include <command.h>
+#include <mpack.h>
+#include <logger.h>
+#include <helpers.h>
+#include <enums.h>
+#include <models/controller.h>
+
+int
+command_set_relay_schedule(relay_t *relay)
+{
+    controller_t *controller = controller_get_by_id(relay->controller_id);
+    if(!controller)
+    {
+        LOG_ERROR("couldn't find controller\n");
+        return 1;
+    }
+
+    char* payload;
+    size_t payload_size;
+    mpack_writer_t writer;
+    mpack_writer_init_growable(&writer, &payload, &payload_size);
+
+    // 3 = code, relay num, relay name, schedules(array)
+    mpack_start_map(&writer, 3);
+
+    mpack_write_uint(&writer, COMMAND_MAPPING_CODE);
+    mpack_write_u8(&writer, COMMAND_CODE_SET_SCHEDULE);
+
+    mpack_write_uint(&writer, COMMAND_MAPPING_RELAY_NUM);
+    mpack_write_u8(&writer, relay->number);
+
+    mpack_write_uint(&writer, COMMAND_MAPPING_SCHEDULES_ARRAY);
+    // 7 = days of week
+    mpack_start_array(&writer, 7);
+    for(int i = 0; i < 7; ++i)
+    {
+        uint16_t *periods_blob = schedule_periods_to_blob(relay->schedules[i]);
+        uint16_t periods_count = periods_blob[0];
+
+        // 3 = code, relaynum, schedules(array)
+        mpack_start_map(&writer, 3);
+
+        mpack_write_uint(&writer, COMMAND_MAPPING_PERIODS_COUNT);
+        mpack_write_u16(&writer, periods_count);
+
+        mpack_write_uint(&writer, COMMAND_MAPPING_SCHEDULE_ID);
+        mpack_write_bin(&writer, (char*)relay->schedules[0]->uid, sizeof(uuid_t));
+
+        mpack_write_uint(&writer, COMMAND_MAPPING_PERIODS_BLOB);
+        // periods + 1 to skip length in periods[0]
+        // periods_count * 2 because each uint16_t is a timestamp. 2 are start and end
+        mpack_write_bin(&writer, (char*)(periods_blob + 1), sizeof(uint16_t) * periods_count * 2);
+
+        mpack_finish_map(&writer);
+
+        free(periods_blob);
+    }
+    mpack_finish_array(&writer);
+
+    mpack_finish_map(&writer);
+
+    // finish writing
+    if (mpack_writer_destroy(&writer) != mpack_ok)
+    {
+        LOG_ERROR("an error occurred encoding the data");
+        controller_free(controller);
+        return 1;
+    }
+
+    int result = command_send(controller, COMMAND_CODE_SET_SCHEDULE, payload, payload_size);
+
+    controller_free(controller);
+    free(payload);
+    return result;
+}
+
+int
+command_set_controller_name(controller_t *controller)
+{
+    char* payload;
+    size_t payload_size;
+    mpack_writer_t writer;
+    mpack_writer_init_growable(&writer, &payload, &payload_size);
+
+    // write the example on the msgpack homepage
+    mpack_start_map(&writer, 2);
+
+    mpack_write_uint(&writer, COMMAND_MAPPING_CODE);
+    mpack_write_u8(&writer, COMMAND_CODE_SET_NAME);
+
+    mpack_write_uint(&writer, COMMAND_MAPPING_NAME);
+    mpack_write_cstr(&writer, controller->name);
+
+    mpack_finish_map(&writer);
+
+    // finish writing
+    if (mpack_writer_destroy(&writer) != mpack_ok)
+    {
+        LOG_ERROR("an error occurred encoding the data");
+        return 1;
+    }
+
+    int result = command_send(controller, COMMAND_CODE_SET_NAME, payload, payload_size);
+
+    free(payload);
+    return result;
+}
+    
+int
+command_send(controller_t *controller, int command_code, char *payload, uint32_t payload_size)
+{
+    LOG_DEBUG("commanding %d\n", command_code);
+
+    int bytes_transferred;
+
+    int fd_controller = helper_connect_tcp_server(controller->ip, controller->port);
+
+    if(fd_controller == -1)
+    {
+        LOG_ERROR("can't open command socket %s:%d\n", controller->ip, controller->port);
+        return 1;
+    }
+
+    if((bytes_transferred = send(fd_controller, &payload_size, sizeof(payload_size), 0)) <= 0)
+    {
+        LOG_ERROR("error during sending size\n");
+        return 1;
+    }
+    if((bytes_transferred = send(fd_controller, payload, payload_size, 0)) <= 0)
+    {
+        LOG_ERROR("error during sending\n");
+        return 1;
+    }
+
+    close(fd_controller);
+    return 0;
+}

compile_migrations.sh

@@ -6,7 +6,7 @@ migration_num=0;
 
 while [ -f sql/migration_$migration_num.sql ]
 do
-  xxd -i sql/migration_$migration_num.sql | sed 's/\([0-9a-f]\)$/\0, 0x00/' > sql/migration_$migration_num.h
+  xxd -i sql/migration_$migration_num.sql | sed 's/\([0-9a-f]\)$/\0, 0x00/' > include/migrations/$migration_num.sql.h
   ((migration_num++));
 done;
 

config.c

@@ -0,0 +1,74 @@
+#include <stdlib.h>
+#include <string.h>
+
+#include <logger.h>
+#include <config.h>
+
+config_t global_config;
+
+#define CONFINI_IS_KEY(SECTION, KEY) \
+    (ini_array_match(SECTION, disp->append_to, '.', disp->format) && \
+     ini_string_match_ii(KEY, disp->data, disp->format))
+
+int
+config_load(IniDispatch *disp, void *config_void)
+{
+    config_t *config = (config_t*)config_void;
+
+    if(disp->type == INI_KEY)
+    {
+        if(CONFINI_IS_KEY("core", "database"))
+        {
+            config->database = malloc(sizeof(char) * (strlen(disp->value) + 1));
+            strcpy(config->database, disp->value);
+            return 0;
+        }
+        if(CONFINI_IS_KEY("core", "log-level"))
+        {
+            if(strcasecmp(disp->value, "trace") == 0)
+            {
+                config->log_level = LOG_LEVEL_TRACE;
+                return 0;
+            }
+            if(strcasecmp(disp->value, "debug") == 0)
+            {
+                config->log_level = LOG_LEVEL_DEBUG;
+                return 0;
+            }
+            if(strcasecmp(disp->value, "info") == 0)
+            {
+                config->log_level = LOG_LEVEL_INFO;
+                return 0;
+            }
+            if(strcasecmp(disp->value, "warn") == 0)
+            {
+                config->log_level = LOG_LEVEL_WARN;
+                return 0;
+            }
+            if(strcasecmp(disp->value, "error") == 0)
+            {
+                config->log_level = LOG_LEVEL_ERROR;
+                return 0;
+            }
+            if(strcasecmp(disp->value, "fatal") == 0)
+            {
+                config->log_level = LOG_LEVEL_FATAL;
+                return 0;
+            }
+            LOG_WARN("invalid log-level '%s'\n", disp->value);
+            return 0;
+        }
+        if(CONFINI_IS_KEY("core", "discovery-port"))
+        {
+            config->discovery_port = atoi(disp->value);
+            return 0;
+        }
+        if(CONFINI_IS_KEY("core", "server-port"))
+        {
+            strcpy(config->server_port, disp->value);
+            return 0;
+        }
+    }
+    return 0;
+}
+

config.cc

@@ -1,23 +0,0 @@
-#include "config.h"
-
-namespace config
-{
-    char version[] = "0.0.1";
-
-    uint16_t discover_max_client_backlog = 20;
-    uint16_t discover_port_dev = 4421;
-    uint16_t discover_port_test = 4420;
-    uint16_t discover_port = 4419;
-    uint16_t discover_timeout_ms = 2000;
-    uint8_t discover_code_accept = 0;
-    uint8_t discover_code_reject = 100;
-
-    uint8_t command_code_get_time = 1;
-    uint8_t command_code_get_id = 2;
-    uint8_t command_code_set_name = 100;
-    uint8_t command_code_get_name = 101;
-    uint8_t command_code_set_schedule = 102;
-    uint8_t command_code_get_schedule = 103;
-    uint8_t command_code_set_relay_name = 104;
-    uint8_t command_code_get_relay_name = 105;
-}

config.h

@@ -1,27 +0,0 @@
-#ifndef EMGAUWA_CORE_CONFIG_H
-#define EMGAUWA_CORE_CONFIG_H
-
-#include <stdint-gcc.h>
-
-namespace config
-{
-    extern char version[];
-
-    extern uint16_t discover_max_client_backlog;
-    extern uint16_t discover_port_dev;
-    extern uint16_t discover_port;
-    extern uint16_t discover_timeout_ms;
-    extern uint8_t discover_code_accept;
-    extern uint8_t discover_code_reject;
-
-    extern uint8_t command_code_get_time;
-    extern uint8_t command_code_get_id;
-    extern uint8_t command_code_set_name;
-    extern uint8_t command_code_get_name;
-    extern uint8_t command_code_set_schedule;
-    extern uint8_t command_code_get_schedule;
-    extern uint8_t command_code_set_relay_name;
-    extern uint8_t command_code_get_relay_name;
-}
-
-#endif //EMGAUWA_CORE_CONFIG_H

config.json

@@ -1,12 +0,0 @@
-{
-    "listeners": [
-        {
-            "address": "0.0.0.0",
-            "port": 5000,
-            "https": false
-        }
-    ],
-    "custom_config": {
-        "db_name": "core.sqlite"
-    }
-}

config.template

@@ -1,185 +0,0 @@
-/* This is a JSON format configuration file
- */
-{
-    /*
-    //ssl:The global ssl files setting
-    "ssl": {
-        "cert": "../../trantor/trantor/tests/server.pem",
-        "key": "../../trantor/trantor/tests/server.pem"
-    },
-    "listeners": [
-        {
-            //address: Ip address,0.0.0.0 by default
-            "address": "0.0.0.0",
-            //port: Port number
-            "port": 80,
-            //https: If true, use https for security,false by default
-            "https": false
-        },
-        {
-            "address": "0.0.0.0",
-            "port": 443,
-            "https": true,
-            //cert,key: Cert file path and key file path, empty by default,
-            //if empty, use the global setting
-            "cert": "",
-            "key": ""
-        }
-    ],
-    "db_clients": [
-        {
-            //name: Name of the client,'default' by default
-            //"name":"",
-            //rdbms: Server type, postgresql,mysql or sqlite3, "postgresql" by default
-            "rdbms": "postgresql",
-            //filename: Sqlite3 db file name
-            //"filename":"",
-            //host: Server address,localhost by default
-            "host": "127.0.0.1",
-            //port: Server port, 5432 by default
-            "port": 5432,
-            //dbname: Database name
-            "dbname": "test",
-            //user: 'postgres' by default
-            "user": "",
-            //passwd: '' by default
-            "passwd": "",
-            //is_fast: false by default, if it is true, the client is faster but user can't call
-            //any synchronous interface of it.
-            "is_fast": false,
-            //connection_number: 1 by default, valid only if is_fast is false.
-            "connection_number": 1
-        }
-    ],*/
-    "app": {
-        //threads_num: The number of IO threads, 1 by default, if the value is set to 0, the number of threads
-        //is the number of CPU cores
-        "threads_num": 1,
-        //enable_session: False by default
-        "enable_session": false,
-        "session_timeout": 0,
-        //document_root: Root path of HTTP document, defaut path is ./
-        "document_root": "./",
-        //home_page: Set the HTML file of the home page, the default value is "index.html"
-        //If there isn't any handler registered to the path "/", the home page file in the "document_root" is send to clients as a response
-        //to the request for "/".
-        "home_page": "index.html",
-        //upload_path: The path to save the uploaded file. "uploads" by default. 
-        //If the path isn't prefixed with /, ./ or ../,
-        //it is relative path of document_root path
-        "upload_path": "uploads",
-        /* file_types:
-         * HTTP download file types,The file types supported by drogon
-         * by default are "html", "js", "css", "xml", "xsl", "txt", "svg",
-         * "ttf", "otf", "woff2", "woff" , "eot", "png", "jpg", "jpeg",
-         * "gif", "bmp", "ico", "icns", etc. */
-        "file_types": [
-            "gif",
-            "png",
-            "jpg",
-            "js",
-            "css",
-            "html",
-            "ico",
-            "swf",
-            "xap",
-            "apk",
-            "cur",
-            "xml"
-        ],
-        //max_connections: maximum connections number,100000 by default
-        "max_connections": 100000,
-        //max_connections_per_ip: maximum connections number per clinet,0 by default which means no limit
-        "max_connections_per_ip": 0,
-        //Load_dynamic_views: False by default, when set to true, drogon
-        //compiles and loads dynamically "CSP View Files" in directories defined
-        //by "dynamic_views_path"
-        "load_dynamic_views": false,
-        //dynamic_views_path: If the path isn't prefixed with /, ./ or ../,
-        //it is relative path of document_root path
-        "dynamic_views_path": [
-            "./views"
-        ],
-        //log: Set log output, drogon output logs to stdout by default
-        "log": {
-            //log_path: Log file path,empty by default,in which case,logs are output to the stdout
-            //"log_path": "./",
-            //logfile_base_name: Log file base name,empty by default which means drogon names logfile as
-            //drogon.log ...
-            "logfile_base_name": "",
-            //log_size_limit: 100000000 bytes by default,
-            //When the log file size reaches "log_size_limit", the log file is switched.
-            "log_size_limit": 100000000,
-            //log_level: "DEBUG" by default,options:"TRACE","DEBUG","INFO","WARN"
-            //The TRACE level is only valid when built in DEBUG mode.
-            "log_level": "DEBUG"
-        },
-        //run_as_daemon: False by default
-        "run_as_daemon": false,
-        //relaunch_on_error: False by default, if true, the program will be restart by the parent after exiting;
-        "relaunch_on_error": false,
-        //use_sendfile: True by default, if ture, the program 
-        //uses sendfile() system-call to send static files to clients;
-        "use_sendfile": true,
-        //use_gzip: True by default, use gzip to compress the response body's content;
-        "use_gzip": true,
-        //static_files_cache_time: 5 (seconds) by default, the time in which the static file response is cached,
-        //0 means cache forever, the negative value means no cache
-        "static_files_cache_time": 5,
-        //simple_controllers_map: Used to configure mapping from path to simple controller
-        "simple_controllers_map": [{
-            "path": "/path/name",
-            "controller": "controllerClassName",
-            "http_methods": [
-                "get",
-                "post"
-            ],
-            "filters": [
-                "FilterClassName"
-            ]
-        }],
-        //idle_connection_timeout: Defaults to 60 seconds, the lifetime 
-        //of the connection without read or write
-        "idle_connection_timeout": 60,
-        //server_header_field: Set the 'server' header field in each response sent by drogon,
-        //empty string by default with which the 'server' header field is set to "Server: drogon/version string\r\n"
-        "server_header_field": "",
-        //keepalive_requests: Set the maximum number of requests that can be served through one keep-alive connection. 
-        //After the maximum number of requests are made, the connection is closed.
-        //The default value of 0 means no limit.
-        "keepalive_requests": 0,
-        //pipelining_requests: Set the maximum number of unhandled requests that can be cached in pipelining buffer. 
-        //After the maximum number of requests are made, the connection is closed.
-        //The default value of 0 means no limit.
-        "pipelining_requests": 0,
-        //gzip_static: If it is set to true, when the client requests a static file, drogon first finds the compressed 
-        //file with the extension ".gz" in the same path and send the compressed file to the client.
-        //The default value of gzip_static is true.
-        "gzip_static": true,
-        //client_max_body_size: Set the maximum body size of HTTP requests received by drogon. The default value is "1M".
-        //One can set it to "1024", "1k", "10M", "1G", etc. Setting it to "" means no limit.
-        "client_max_body_size": "1M",
-        //max_memory_body_size: Set the maximum body size in memory of HTTP requests received by drogon. The default value is "64K" bytes.
-        //If the body size of a HTTP request exceeds this limit, the body is stored to a temporary file for processing.
-        //Setting it to "" means no limit.
-        "client_max_memory_body_size": "64K",
-        //client_max_websocket_message_size: Set the maximum size of messages sent by WebSocket client. The default value is "128K".
-        //One can set it to "1024", "1k", "10M", "1G", etc. Setting it to "" means no limit.
-        "client_max_websocket_message_size": "128K"
-    },
-    //plugins: Define all plugins running in the application
-    "plugins": [{
-        //name: The class name of the plugin
-        //"name": "TestPlugin",
-        //dependencies: Plugins that the plugin depends on. It can be commented out
-        "dependencies": [],
-        //config: The configuration of the plugin. This json object is the parameter to initialize the plugin.
-        //It can be commented out
-        "config": {
-            "heartbeat_interval": 2
-        }
-        
-    }],
-    //custom_config: custom configuration for users. This object can be get by the app().getCustomConfig() method. 
-    "custom_config": {}
-}

config.testing.json

@@ -1,12 +0,0 @@
-{
-    "listeners": [
-        {
-            "address": "0.0.0.0",
-            "port": 5000,
-            "https": false
-        }
-    ],
-    "custom_config": {
-        "db_name": "core.testing.sqlite"
-    }
-}

controllers/api_v1_controllers.cc

@@ -1,180 +0,0 @@
-#include <models/controller_dbo.h>
-#include <config.h>
-#include <enums.h>
-#include <mpack.h>
-#include "api_v1_controllers.h"
-using namespace api::v1;
-
-void
-controllers::get_all(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback)
-{
-    controller_dbo **all_controllers = controller_dbo::get_all();
-    Json::Value all_controllers_json(Json::arrayValue);
-
-    for(int i = 0; all_controllers[i] != nullptr; i++)
-    {
-        all_controllers_json.append(all_controllers[i]->to_json());
-    }
-
-    auto resp = HttpResponse::newHttpJsonResponse(all_controllers_json);
-
-    callback(resp);
-
-    controller_dbo::free_list(all_controllers);
-}
-
-void
-controllers::get_one_by_id(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback,
-                           const std::string& controller_id_str)
-{
-    uuid_t controller_id;
-    if(uuid_parse(controller_id_str.c_str(), controller_id))
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-    controller_dbo **controllers = controller_dbo::get_by_simple("id", controller_id, (intptr_t) &sqlite3_bind_blob, sizeof(uuid_t));
-
-    if(controllers[0])
-    {
-        auto resp = HttpResponse::newHttpJsonResponse(controllers[0]->to_json());
-
-        callback(resp);
-    }
-    else
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k404NotFound);
-
-        callback(resp);
-    }
-    controller_dbo::free_list(controllers);
-}
-
-void
-controllers::get_one_by_tag(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback,
-                            const std::string &controller_tag)
-{
-    controller_dbo **controllers = controller_dbo::get_by_simple("tag", controller_tag.c_str(), (intptr_t) &sqlite3_bind_text, -1);
-
-    if(controllers[0])
-    {
-        auto resp = HttpResponse::newHttpJsonResponse(controllers[0]->to_json());
-
-        callback(resp);
-    }
-    else
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k404NotFound);
-
-        callback(resp);
-    }
-    controller_dbo::free_list(controllers);
-}
-
-void
-controllers::delete_one_by_id(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback, const std::string& controller_id_str)
-{
-    uuid_t controller_id;
-    if(uuid_parse(controller_id_str.c_str(), controller_id))
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-    controller_dbo **controllers = controller_dbo::get_by_simple("id", controller_id, (intptr_t) &sqlite3_bind_blob, sizeof(uuid_t));
-
-    if(controllers[0])
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        if(!controllers[0]->remove())
-        {
-            resp->setStatusCode(k500InternalServerError);
-        }
-
-        callback(resp);
-    }
-    else
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k404NotFound);
-
-        callback(resp);
-    }
-    controller_dbo::free_list(controllers);
-}
-
-void
-controllers::put_one_by_id(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback,
-                           const std::string &controller_id_str)
-{
-    Json::Value body = *req->getJsonObject();
-
-    uuid_t controller_id;
-    if(uuid_parse(controller_id_str.c_str(), controller_id))
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-    controller_dbo **controllers = controller_dbo::get_by_simple("id", controller_id, (intptr_t) &sqlite3_bind_blob, sizeof(uuid_t));
-
-    if(controllers[0])
-    {
-        strncpy(controllers[0]->name, body["name"].asCString(), 127);
-        strncpy(controllers[0]->ip, body["ip"].asCString(), 16);
-
-        controllers[0]->name[127] = '\0';
-        controllers[0]->ip[16] = '\0';
-
-        auto resp = HttpResponse::newHttpResponse();
-        if(controllers[0]->update())
-        {
-            char* data;
-            size_t size;
-            mpack_writer_t writer;
-            mpack_writer_init_growable(&writer, &data, &size);
-
-            // write the example on the msgpack homepage
-            mpack_start_map(&writer, 2);
-
-            mpack_write_uint(&writer, COMMAND_MAPPING_CODE);
-            mpack_write_u8(&writer, config::command_code_set_name);
-
-            mpack_write_uint(&writer, COMMAND_MAPPING_NAME);
-            mpack_write_cstr(&writer, controllers[0]->name);
-
-            mpack_finish_map(&writer);
-
-            // finish writing
-            if (mpack_writer_destroy(&writer) != mpack_ok) {
-                LOG_ERROR << "an error occurred encoding the data";
-                auto resp = HttpResponse::newHttpResponse();
-                resp->setStatusCode(k500InternalServerError);
-                callback(resp);
-                return;
-            }
-            controllers[0]->command(config::command_code_set_name, data, size);
-            resp = HttpResponse::newHttpJsonResponse(controllers[0]->to_json());
-        }
-        else
-        {
-            resp->setStatusCode(k500InternalServerError);
-        }
-
-        callback(resp);
-    }
-    else
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k404NotFound);
-
-        callback(resp);
-    }
-    controller_dbo::free_list(controllers);
-}

controllers/api_v1_controllers.h

@@ -1,33 +0,0 @@
-#pragma once
-#include <drogon/HttpController.h>
-using namespace drogon;
-namespace api::v1
-    {
-        class controllers:public drogon::HttpController<controllers>
-        {
-        public:
-            METHOD_LIST_BEGIN
-                METHOD_ADD(controllers::post_discover, "/discover", Post, Options);
-                METHOD_ADD(controllers::get_all, "/", Get, Options);
-                METHOD_ADD(controllers::get_one_by_id, "/{1}", Get, Options);
-                METHOD_ADD(controllers::get_one_by_tag, "/tag/{1}", Get, Options);
-                METHOD_ADD(controllers::delete_one_by_id, "/{1}", Delete, Options);
-                METHOD_ADD(controllers::put_one_by_id, "/{1}", Put, Options, "filters::json_required", "filters::controllers::valid_json");
-
-                METHOD_ADD(controllers::get_relays_all, "/{1}/relays/", Get, Options);
-                METHOD_ADD(controllers::get_relays_one_by_id_and_num, "/{1}/relays/{2}", Get, Options);
-                METHOD_ADD(controllers::put_relays_one_by_id_and_num, "/{1}/relays/{2}", Put, Options, "filters::json_required", "filters::relays::valid_json");
-            METHOD_LIST_END
-
-            static void post_discover(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback);
-            static void get_all(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback);
-            static void get_one_by_id(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& controller_id_str);
-            static void get_one_by_tag(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& controller_tag);
-            static void delete_one_by_id(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& controller_id_str);
-            static void put_one_by_id(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& controller_id);
-
-            static void get_relays_all(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& controller_id_str);
-            static void get_relays_one_by_id_and_num(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& controller_id_str, int relay_num);
-            static void put_relays_one_by_id_and_num(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& controller_id_str, int relay_num);
-        };
-    }

controllers/api_v1_controllers_discover.cc

@@ -1,187 +0,0 @@
-#include <netdb.h>
-#include <unistd.h>
-#include <cmath>
-#include <uuid/uuid.h>
-
-#include <mpack.h>
-#include <config.h>
-#include <helpers.h>
-#include <models/controller_dbo.h>
-#include "api_v1_controllers.h"
-
-using namespace api::v1;
-
-enum DISCOVERY_MAPPING
-{
-    DISCOVERY_MAPPING_ID = 0,
-    DISCOVERY_MAPPING_NAME = 1,
-    DISCOVERY_MAPPING_COMMAND_PORT = 2,
-    DISCOVERY_MAPPING_RELAY_COUNT = 3,
-};
-
-void controllers::post_discover(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback)
-{
-
-    int discover_server_socket = helpers::bind_tcp_server("0.0.0.0", "0", config::discover_max_client_backlog);
-    int discover_server_port = helpers::get_server_port(discover_server_socket);
-
-    if(discover_server_port == -1)
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k500InternalServerError);
-        callback(resp);
-        return;
-    }
-
-    int16_t payload[1];
-    payload[0] = discover_server_port;
-
-    if(helpers::send_udp_broadcast("255.255.255.255", config::discover_port_dev, payload, sizeof(payload)) < 0)
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k500InternalServerError);
-        callback(resp);
-        return;
-    }
-
-    struct sockaddr_storage their_addr{};
-    socklen_t addr_size;
-    int client_fd, s_ret;
-    fd_set accept_fds;
-    struct timeval timeout{};
-
-    uint8_t discover_answer_buf[1];
-
-    controller_dbo **known_controllers = controller_dbo::get_all();
-
-    while(true)
-    {
-        addr_size = sizeof(their_addr);
-
-        FD_ZERO(&accept_fds);
-        FD_SET(discover_server_socket, &accept_fds); // NOLINT(hicpp-signed-bitwise)
-
-        timeout.tv_sec = config::discover_timeout_ms / 1000;
-        timeout.tv_usec = (config::discover_timeout_ms % 1000) * 1000;
-
-        s_ret = select(discover_server_socket + 1, &accept_fds, nullptr, nullptr, &timeout);
-        if(s_ret == 0)
-        {
-            break;
-        }
-        else
-        {
-            if((client_fd = accept(discover_server_socket, (struct sockaddr *) &their_addr, &addr_size)) < 0)
-            {
-                LOG_ERROR << "Error Accepting client " << strerror(errno);
-                continue;
-            }
-
-            size_t payload_length;
-
-            if(recv(client_fd, &payload_length, sizeof(payload_length), 0) <= 0)
-            {
-                LOG_ERROR << "Error Receiving header from client";
-                continue;
-            }
-
-            char *answer_payload = (char*)malloc((payload_length));
-            ssize_t bytes_transferred;
-
-            if((bytes_transferred = recv(client_fd, answer_payload, payload_length, 0)) <= 0)
-            {
-                LOG_ERROR << "Error Receiving payload from client";
-                continue;
-            }
-
-            struct sockaddr_in addr{};
-            socklen_t client_addr_size = sizeof(struct sockaddr_in);
-            if(getpeername(client_fd, (struct sockaddr *)&addr, &client_addr_size) != 0)
-            {
-
-                LOG_ERROR << "Error Receiving payload from client";
-                continue;
-            }
-
-            uuid_t discovered_id;
-
-            mpack_tree_t tree;
-            mpack_tree_init_data(&tree, answer_payload, payload_length);
-            mpack_tree_parse(&tree);
-            mpack_node_t root = mpack_tree_root(&tree);
-
-            memcpy(discovered_id, mpack_node_data(mpack_node_map_uint(root, DISCOVERY_MAPPING_ID)), sizeof(uuid_t));
-
-            uint16_t discovered_command_port = mpack_node_u16(mpack_node_map_uint(root, DISCOVERY_MAPPING_COMMAND_PORT));
-            uint8_t discovered_relay_count = mpack_node_u8(mpack_node_map_uint(root, DISCOVERY_MAPPING_RELAY_COUNT));
-            const char *discovered_name = mpack_node_str(mpack_node_map_uint(root, DISCOVERY_MAPPING_NAME));
-
-            bool found_discovered_in_list = false;
-
-            for(int i = 0; known_controllers[i] != nullptr; i++)
-            {
-                if(!found_discovered_in_list)
-                {
-                    if(uuid_compare(known_controllers[i]->id, discovered_id) == 0)
-                    {
-                        known_controllers[i]->active = true;
-                        strncpy(known_controllers[i]->name, discovered_name, 128);
-                        known_controllers[i]->name[127] = '\0';
-                        known_controllers[i]->port = discovered_command_port;
-                        known_controllers[i]->relay_count = discovered_relay_count;
-                        known_controllers[i]->update();
-                        delete known_controllers[i];
-                        found_discovered_in_list = true;
-                        known_controllers[i] = known_controllers[i + 1];
-                    }
-                }
-                else
-                {
-                    known_controllers[i] = known_controllers[i + 1];
-                }
-            }
-
-            if(!found_discovered_in_list)
-            {
-                controller_dbo discovered_controller{};
-                strcpy(discovered_controller.ip, inet_ntoa(addr.sin_addr));
-                memcpy(discovered_controller.id, discovered_id, sizeof(uuid_t));
-                strcpy(discovered_controller.name, discovered_name);
-                discovered_controller.relay_count = discovered_relay_count;
-                discovered_controller.port = discovered_command_port;
-                discovered_controller.active = true;
-
-                discovered_controller.insert();
-            }
-            mpack_tree_destroy(&tree);
-            free(answer_payload);
-
-            discover_answer_buf[0] = config::discover_code_accept;
-            send(client_fd, discover_answer_buf, sizeof(uint8_t), 0);
-            close(client_fd);
-        }
-    }
-    for(int i = 0; known_controllers[i] != nullptr; i++)
-    {
-        known_controllers[i]->active = false;
-        known_controllers[i]->update();
-        LOG_DEBUG << "Lost: " << known_controllers[i]->name;
-    }
-    controller_dbo::free_list(known_controllers);
-
-    controller_dbo **all_controllers = controller_dbo::get_all();
-    Json::Value all_controllers_json(Json::arrayValue);
-
-    for(int i = 0; all_controllers[i] != nullptr; i++)
-    {
-        all_controllers_json.append(all_controllers[i]->to_json());
-    }
-
-    auto resp = HttpResponse::newHttpJsonResponse(all_controllers_json);
-
-    callback(resp);
-
-    controller_dbo::free_list(all_controllers);
-
-}
-

controllers/api_v1_controllers_relays.cc

@@ -1,268 +0,0 @@
-#include <netdb.h>
-#include <models/relay_dbo.h>
-#include <helpers.h>
-#include <mpack.h>
-#include <models/controller_dbo.h>
-#include <models/schedule_dbo.h>
-#include <models/junction_tag_dbo.h>
-#include <models/tag_dbo.h>
-#include <config.h>
-#include <enums.h>
-#include "api_v1_controllers.h"
-
-using namespace api::v1;
-
-void
-controllers::get_relays_all(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback,
-                        const std::string& controller_id_str)
-{
-    uuid_t controller_id;
-    if(uuid_parse(controller_id_str.c_str(), controller_id))
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-    relay_dbo **all_controller_relays = relay_dbo::get_by_simple("controller_id", (void *) controller_id, (intptr_t) sqlite3_bind_blob, sizeof(uuid_t));
-    Json::Value all_relays_json(Json::arrayValue);
-
-    for(int i = 0; all_controller_relays[i] != nullptr; i++)
-    {
-        all_relays_json.append(all_controller_relays[i]->to_json());
-    }
-
-    auto resp = HttpResponse::newHttpJsonResponse(all_relays_json);
-
-    callback(resp);
-
-    relay_dbo::free_list(all_controller_relays);
-}
-
-void
-controllers::get_relays_one_by_id_and_num(const HttpRequestPtr &req,
-                                      std::function<void(const HttpResponsePtr &)> &&callback, const std::string& controller_id_str,
-                                      int relay_num)
-{
-    uuid_t controller_id;
-    if(uuid_parse(controller_id_str.c_str(), controller_id))
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-    relay_dbo *relay = relay_dbo::get_relay_for_controller(controller_id, relay_num);
-
-    if(relay)
-    {
-        auto resp = HttpResponse::newHttpJsonResponse(relay->to_json());
-
-        callback(resp);
-
-        delete relay;
-    }
-    else
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k404NotFound);
-
-        callback(resp);
-    }
-}
-
-void
-controllers::put_relays_one_by_id_and_num(const HttpRequestPtr &req,
-                                      std::function<void(const HttpResponsePtr &)> &&callback, const std::string& controller_id_str,
-                                      int relay_num)
-{
-    uuid_t controller_id;
-    if(uuid_parse(controller_id_str.c_str(), controller_id))
-    {
-        LOG_DEBUG << "bad uuid";
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-    if(!relay_dbo::valid_num_for_controller(controller_id, relay_num))
-    {
-        LOG_DEBUG << "invalid num for controller";
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-
-    Json::Value body = *req->getJsonObject();
-    bool set_name = body["name"].type() == Json::ValueType::stringValue;
-    bool set_tags = body["tags"].type() == Json::ValueType::arrayValue;
-    bool set_schedules = body["schedules"].type() == Json::ValueType::arrayValue;
-    bool set_active_schedule = body["active_schedule"].type() == Json::ValueType::objectValue;
-
-    relay_dbo *relay = relay_dbo::get_relay_for_controller(controller_id, relay_num);
-
-    schedule_dbo **schedule_list;
-    schedule_dbo *active_schedule;
-    schedule_dbo *schedules[7];
-
-    if(set_schedules)
-    {
-        uuid_t schedules_ids[7];
-        for(int i = 0; i < 7; ++i)
-        {
-            if(schedule_dbo::parse_uid(body["schedules"][i]["id"].asCString(), schedules_ids[i]))
-            {
-                LOG_DEBUG << "parse_uid failed for schedule " << i;
-                auto res = drogon::HttpResponse::newHttpResponse();
-                res->setStatusCode(k400BadRequest);
-                callback(res);
-                return;
-            }
-        }
-        for(int i = 0; i < 7; ++i)
-        {
-            schedule_list = schedule_dbo::get_by_simple("uid", schedules_ids[i], (intptr_t)&sqlite3_bind_blob, sizeof(uuid_t));
-            schedules[i] = schedule_list[0];
-            free(schedule_list);
-        }
-    }
-
-    if(set_active_schedule)
-    {
-        uuid_t active_schedule_id;
-        if(schedule_dbo::parse_uid(body["active_schedule"]["id"].asCString(), active_schedule_id))
-        {
-            LOG_DEBUG << "bad active_schedule uuid";
-            auto resp = HttpResponse::newHttpResponse();
-            resp->setStatusCode(k400BadRequest);
-            callback(resp);
-            return;
-        }
-        schedule_list = schedule_dbo::get_by_simple("uid", active_schedule_id, (intptr_t)&sqlite3_bind_blob, sizeof(uuid_t));
-        active_schedule = schedule_list[0];
-        free(schedule_list);
-    }
-
-    if(!relay)
-    {
-        relay = new relay_dbo();
-        relay->number = relay_num;
-        uuid_copy(relay->controller_id, controller_id);
-
-        for(int i = 0; i < 7; ++i)
-        {
-            relay->schedules[i] = schedule_dbo::get_by_id_or_off(0);
-        }
-    }
-
-    if(set_name)
-    {
-        strncpy(relay->name, body["name"].asCString(), 127);
-    }
-
-    if(set_tags)
-    {
-        junction_tag_dbo::remove_for_relay(relay->id);
-
-        for(int i = 0; i < body["tags"].size(); ++i)
-        {
-            const char *tag = body["tags"][i].asCString();
-            int tag_id = tag_dbo::get_id(tag);
-            if(tag_id == 0)
-            {
-                tag_dbo::save(tag_id, tag);
-                tag_id = tag_dbo::get_id(tag);
-            }
-            junction_tag_dbo::insert(tag_id, relay->id, 0);
-        }
-    }
-
-    if(set_schedules)
-    {
-        for(int i = 0; i < 7; ++i)
-        {
-            relay->schedules[i] = schedules[i];
-        }
-        relay->active_schedule = schedules[helpers::get_day_of_week()];
-    }
-
-    if(set_active_schedule)
-    {
-        relay->schedules[helpers::get_day_of_week()] = active_schedule;
-        relay->active_schedule = active_schedule;
-    }
-
-    if(!relay->save())
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k500InternalServerError);
-        callback(resp);
-    }
-    else
-    {
-        auto controllers = controller_dbo::get_by_simple("id", controller_id, (intptr_t)&sqlite3_bind_blob, sizeof(uuid_t));
-
-        char* data;
-        size_t size;
-        mpack_writer_t writer;
-        mpack_writer_init_growable(&writer, &data, &size);
-
-        // 3 = code, relay num, relay name, schedules(array)
-        mpack_start_map(&writer, 3);
-
-        mpack_write_uint(&writer, COMMAND_MAPPING_CODE);
-        mpack_write_u8(&writer, config::command_code_set_schedule);
-
-        mpack_write_uint(&writer, COMMAND_MAPPING_RELAY_NUM);
-        mpack_write_u8(&writer, relay->number);
-
-        mpack_write_uint(&writer, COMMAND_MAPPING_SCHEDULES_ARRAY);
-        // 7 = days of week
-        mpack_start_array(&writer, 7);
-        for(int i = 0; i < 7; ++i)
-        {
-            uint16_t *periods = relay->schedules[i]->periods->to_blob();
-            uint16_t periods_count = periods[0];
-
-            // 3 = code, relaynum, schedules(array)
-            mpack_start_map(&writer, 3);
-
-            mpack_write_uint(&writer, COMMAND_MAPPING_PERIODS_COUNT);
-            mpack_write_u16(&writer, periods_count);
-
-            mpack_write_uint(&writer, COMMAND_MAPPING_SCHEDULE_ID);
-            mpack_write_bin(&writer, (char*)relay->schedules[0]->uid, sizeof(uuid_t));
-
-            mpack_write_uint(&writer, COMMAND_MAPPING_PERIODS_BLOB);
-            // periods + 1 to skip length in periods[0]
-            // periods_count * 2 because each uint16_t is a timestamp. 2 are start and end
-            mpack_write_bin(&writer, (char*)(periods + 1), sizeof(uint16_t) * periods_count * 2);
-
-            mpack_finish_map(&writer);
-
-            free(periods);
-        }
-        mpack_finish_array(&writer);
-
-        mpack_finish_map(&writer);
-
-        // finish writing
-        if (mpack_writer_destroy(&writer) != mpack_ok) {
-            LOG_ERROR << "an error occurred encoding the data";
-            auto resp = HttpResponse::newHttpResponse();
-            resp->setStatusCode(k500InternalServerError);
-            callback(resp);
-            return;
-        }
-
-        controllers[0]->command(config::command_code_set_name, data, size);
-
-        auto resp = HttpResponse::newHttpJsonResponse(relay->to_json());
-        callback(resp);
-
-        controller_dbo::free_list(controllers);
-    }
-
-    delete relay;
-}

controllers/api_v1_relays.cc

@@ -1,54 +0,0 @@
-#include <netdb.h>
-#include <models/relay_dbo.h>
-#include <models/tag_dbo.h>
-#include <models/junction_tag_dbo.h>
-#include <helpers.h>
-#include "api_v1_relays.h"
-using namespace api::v1;
-
-void
-relays::get_all(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback)
-{
-    relay_dbo **all_relays = relay_dbo::get_all();
-    Json::Value all_relays_json(Json::arrayValue);
-
-    for(int i = 0; all_relays[i] != nullptr; i++)
-    {
-        all_relays_json.append(all_relays[i]->to_json());
-    }
-
-    auto resp = HttpResponse::newHttpJsonResponse(all_relays_json);
-
-    callback(resp);
-
-    relay_dbo::free_list(all_relays);
-}
-
-void
-relays::get_by_tag(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback,
-                       const std::string &tag)
-{
-    int tag_id = tag_dbo::get_id(tag.c_str());
-    int *relays_ids = junction_tag_dbo::get_relays_for_tag_id(tag_id);
-    if(relays_ids == nullptr)
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k500InternalServerError);
-        callback(resp);
-    }
-
-    Json::Value relays_json(Json::arrayValue);
-
-    for(int i = 0; relays_ids[i] != 0; ++i)
-    {
-        relay_dbo *relay = relay_dbo::get_by_id(relays_ids[i]);
-        if(relay)
-        {
-            relays_json.append(relay->to_json());
-        }
-    }
-
-    auto resp = HttpResponse::newHttpJsonResponse(relays_json);
-    callback(resp);
-    free(relays_ids);
-}

controllers/api_v1_relays.h

@@ -1,17 +0,0 @@
-#pragma once
-#include <drogon/HttpController.h>
-using namespace drogon;
-namespace api::v1
-    {
-        class relays:public drogon::HttpController<relays>
-        {
-        public:
-            METHOD_LIST_BEGIN
-                METHOD_ADD(relays::get_all, "/", Get, Options);
-                METHOD_ADD(relays::get_by_tag, "/tag/{1}", Get, Options);
-            METHOD_LIST_END
-
-            static void get_all(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback);
-            static void get_by_tag(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& tag);
-        };
-    }

controllers/api_v1_schedules.cc

@@ -1,277 +0,0 @@
-#include <netdb.h>
-#include <models/schedule_dbo.h>
-#include <models/tag_dbo.h>
-#include <models/junction_tag_dbo.h>
-#include <helpers.h>
-#include "api_v1_schedules.h"
-using namespace api::v1;
-
-void
-schedules::get_all(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback)
-{
-    schedule_dbo **all_schedules = schedule_dbo::get_all();
-    Json::Value all_schedules_json(Json::arrayValue);
-
-    for(int i = 0; all_schedules[i] != nullptr; i++)
-    {
-        all_schedules_json.append(all_schedules[i]->to_json());
-    }
-
-    Json::StreamWriterBuilder jw;
-
-    auto resp = HttpResponse::newHttpJsonResponse(all_schedules_json);
-
-    callback(resp);
-
-    schedule_dbo::free_list(all_schedules);
-}
-
-void
-schedules::get_one_by_id(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback, const std::string& schedule_id_str)
-{
-    uuid_t schedule_id;
-    if(schedule_dbo::parse_uid(schedule_id_str.c_str(), schedule_id))
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-
-    schedule_dbo **schedules = schedule_dbo::get_by_simple("uid", schedule_id, (intptr_t) &sqlite3_bind_blob, sizeof(uuid_t));
-
-    if(schedules[0])
-    {
-        auto resp = HttpResponse::newHttpJsonResponse(schedules[0]->to_json());
-
-        callback(resp);
-    }
-    else
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k404NotFound);
-
-        callback(resp);
-    }
-    schedule_dbo::free_list(schedules);
-}
-
-void
-schedules::delete_one_by_id(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback, const std::string& schedule_id_str)
-{
-    if(strcmp(schedule_id_str.c_str(), "off") == 0 || strcmp(schedule_id_str.c_str(), "on") == 0)
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k403Forbidden);
-        callback(resp);
-
-        return;
-    }
-
-    uuid_t schedule_id;
-    if(schedule_dbo::parse_uid(schedule_id_str.c_str(), schedule_id))
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-    schedule_dbo **schedules = schedule_dbo::get_by_simple("uid", schedule_id, (intptr_t) &sqlite3_bind_blob, sizeof(uuid_t));
-
-    if(schedules[0])
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        if(!schedules[0]->remove())
-        {
-            resp->setStatusCode(k500InternalServerError);
-        }
-
-        callback(resp);
-    }
-    else
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k404NotFound);
-
-        callback(resp);
-    }
-    schedule_dbo::free_list(schedules);
-}
-
-void
-schedules::post_new(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback)
-{
-    Json::Value body = *req->jsonObject();
-
-    bool set_name = body["name"].type() == Json::ValueType::stringValue;
-    bool set_tags = body["tags"].type() == Json::ValueType::arrayValue;
-    //bool set_periods = body["periods"].type() == Json::ValueType::arrayValue;
-
-    if(!set_name || !set_name)
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-    }
-
-    schedule_dbo new_schedule{};
-
-    strncpy(new_schedule.name, body["name"].asCString(), 127);
-    new_schedule.name[127] = '\0';
-    uuid_generate(new_schedule.uid);
-    new_schedule.periods = helpers::parse_periods(body["periods"]);
-
-    if(!new_schedule.insert())
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k500InternalServerError);
-        callback(resp);
-    }
-    else
-    {
-        auto resp = HttpResponse::newHttpJsonResponse(new_schedule.to_json());
-        callback(resp);
-    }
-}
-
-void
-schedules::post_list(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback)
-{
-    Json::Value body = *req->jsonObject();
-
-    Json::Value schedules_json(Json::arrayValue);
-
-    for(int i = 0; i < body.size(); ++i)
-    {
-        bool set_name = body[i]["name"].type() == Json::ValueType::stringValue;
-        bool set_tags = body[i]["tags"].type() == Json::ValueType::arrayValue;
-        //bool set_periods = body[i]["periods"].type() == Json::ValueType::arrayValue;
-
-        if(!set_name || !set_name)
-        {
-            auto resp = HttpResponse::newHttpResponse();
-            resp->setStatusCode(k400BadRequest);
-            callback(resp);
-        }
-
-        schedule_dbo new_schedule{};
-
-        strncpy(new_schedule.name, body[i]["name"].asCString(), 127);
-        new_schedule.name[127] = '\0';
-        uuid_generate(new_schedule.uid);
-        new_schedule.periods = helpers::parse_periods(body[i]["periods"]);
-
-        if(new_schedule.insert())
-        {
-            schedules_json.append(new_schedule.to_json());
-        }
-    }
-
-    auto resp = HttpResponse::newHttpJsonResponse(schedules_json);
-    callback(resp);
-}
-
-void
-schedules::put_one_by_id(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback,
-                         const std::string &schedule_id_str)
-{
-    uuid_t schedule_id;
-    if(schedule_dbo::parse_uid(schedule_id_str.c_str(), schedule_id))
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k400BadRequest);
-        callback(resp);
-        return;
-    }
-    schedule_dbo **schedules = schedule_dbo::get_by_simple("uid", schedule_id, (intptr_t) &sqlite3_bind_blob, sizeof(uuid_t));
-
-    if(schedules[0] == nullptr)
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k404NotFound);
-
-        callback(resp);
-    }
-
-    Json::Value body = *req->jsonObject();
-
-    bool set_name = body["name"].type() == Json::ValueType::stringValue;
-    bool set_tags = body["tags"].type() == Json::ValueType::arrayValue;
-    bool set_periods = body["periods"].type() == Json::ValueType::arrayValue;
-
-    if(set_name)
-    {
-        strncpy(schedules[0]->name, body["name"].asCString(), 127);
-        schedules[0]->name[127] = '\0';
-    }
-
-    if(set_periods)
-    {
-        // if neither "off" nor "on" allow overwrite of periods
-        if(strcmp(schedule_id_str.c_str(), "off") && strcmp(schedule_id_str.c_str(), "on"))
-        {
-            delete schedules[0]->periods;
-            schedules[0]->periods = helpers::parse_periods(body["periods"]);
-        }
-    }
-
-    if(set_tags)
-    {
-        junction_tag_dbo::remove_for_schedule(schedules[0]->id);
-
-        for(int i = 0; i < body["tags"].size(); ++i)
-        {
-            const char *tag = body["tags"][i].asCString();
-            int tag_id = tag_dbo::get_id(tag);
-            if(tag_id == 0)
-            {
-                tag_dbo::save(tag_id, tag);
-                tag_id = tag_dbo::get_id(tag);
-            }
-            junction_tag_dbo::insert(tag_id, 0, schedules[0]->id);
-        }
-    }
-
-    if(!schedules[0]->update())
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k500InternalServerError);
-        callback(resp);
-    }
-    else
-    {
-        auto resp = HttpResponse::newHttpJsonResponse(schedules[0]->to_json());
-        callback(resp);
-    }
-
-    schedule_dbo::free_list(schedules);
-}
-
-void
-schedules::get_by_tag(const HttpRequestPtr &req, std::function<void(const HttpResponsePtr &)> &&callback,
-                       const std::string &tag)
-{
-    int tag_id = tag_dbo::get_id(tag.c_str());
-    int *schedules_ids = junction_tag_dbo::get_schedules_for_tag_id(tag_id);
-    if(schedules_ids == nullptr)
-    {
-        auto resp = HttpResponse::newHttpResponse();
-        resp->setStatusCode(k500InternalServerError);
-        callback(resp);
-    }
-
-    Json::Value schedules_json(Json::arrayValue);
-
-    for(int i = 0; schedules_ids[i] != 0; ++i)
-    {
-        schedule_dbo *schedule = schedule_dbo::get_by_id(schedules_ids[i]);
-        if(schedule)
-        {
-            schedules_json.append(schedule->to_json());
-        }
-    }
-
-    auto resp = HttpResponse::newHttpJsonResponse(schedules_json);
-    callback(resp);
-    free(schedules_ids);
-}

controllers/api_v1_schedules.h

@@ -1,31 +0,0 @@
-#pragma once
-#include <drogon/HttpController.h>
-using namespace drogon;
-namespace api::v1
-    {
-        class schedules:public drogon::HttpController<schedules>
-        {
-        public:
-            METHOD_LIST_BEGIN
-            METHOD_ADD(schedules::post_new, "/", Post, Options, "filters::json_required", "filters::schedules::valid_json");
-            METHOD_ADD(schedules::post_list, "/list", Post, Options, "filters::json_required");
-            METHOD_ADD(schedules::get_all, "/", Get, Options);
-            METHOD_ADD(schedules::get_one_by_id, "/{1}", Get, Options);
-            METHOD_ADD(schedules::delete_one_by_id, "/{1}", Delete, Options);
-            METHOD_ADD(schedules::put_one_by_id, "/{1}", Put, Options, "filters::json_required", "filters::schedules::valid_json");
-            METHOD_ADD(schedules::get_by_tag, "/tag/{1}", Get, Options);
-            //METHOD_ADD(controllers::get_relays_all,"/{1}/relays",Get);
-            //METHOD_ADD(controllers::get_relays_one,"/{1}/relays/{2}",Get);
-            METHOD_LIST_END
-
-            static void post_new(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback);
-            static void post_list(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback);
-            static void get_all(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback);
-            static void get_one_by_id(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& schedule_id);
-            static void delete_one_by_id(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& schedule_id);
-            static void put_one_by_id(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& schedule_id);
-            static void get_by_tag(const HttpRequestPtr& req, std::function<void (const HttpResponsePtr &)> &&callback, const std::string& tag);
-            //void get_relays_all(const HttpRequestPtr& req,std::function<void (const HttpResponsePtr &)> &&callback,std::string schedule_id);
-            //void get_relays_one(const HttpRequestPtr& req,std::function<void (const HttpResponsePtr &)> &&callback,std::string schedule_id,std::string relay_id);
-        };
-    }

core.ini

@@ -0,0 +1,7 @@
+[core]
+server-port = 5000
+
+: 4421 for dev-env; 4420 for testing-env; 4419 for prod-env; 4422 for testing
+discovery-port = 4421
+database = core.sqlite
+log-level = debug

database.c

@@ -0,0 +1,67 @@
+#include <stdint.h>
+#include <stddef.h>
+
+#include <logger.h>
+#include <database.h>
+
+#include <migrations/0.sql.h>
+
+sqlite3 *global_database;
+
+int
+database_migrate()
+{
+    uint16_t version_num = 0;
+    int s, rc;
+    sqlite3_stmt *stmt;
+    sqlite3_prepare_v2(global_database, "SELECT version_num FROM meta LIMIT 1;", -1, &stmt, NULL);
+    s = sqlite3_step(stmt);
+    if (s == SQLITE_ROW)
+    {
+        version_num = sqlite3_column_int(stmt, 0);
+    }
+    else
+    {
+        version_num = 0;
+    }
+
+    uint16_t new_version_num = version_num;
+    char* err_msg;
+
+    sqlite3_finalize(stmt);
+
+    switch(version_num)
+    {
+        case 0:
+            LOG_INFO("migrating LEVEL 0\n");
+            rc = sqlite3_exec(global_database, (const char *)sql_migration_0_sql, NULL, NULL, &err_msg);
+            if(rc != 0)
+            {
+                LOG_FATAL("couldn't migrate LEVEL 0 (%s)\n", err_msg);
+                break;
+            }
+            new_version_num = 1;
+        default:
+            break;
+    }
+
+    if(version_num == 0)
+    {
+        sqlite3_prepare_v2(global_database, "INSERT INTO meta (version_num) VALUES (?1);", -1, &stmt, NULL);
+    }
+    else
+    {
+        sqlite3_prepare_v2(global_database, "UPDATE meta SET version_num=?1;", -1, &stmt, NULL);
+    }
+    sqlite3_bind_int(stmt, 1, new_version_num);
+
+    rc = sqlite3_step(stmt);
+    if (rc != SQLITE_DONE)
+    {
+        LOG_FATAL("couldn't write new schema version");
+    }
+
+    sqlite3_finalize(stmt);
+
+    return rc != SQLITE_DONE;
+}

drogon

@@ -1 +0,0 @@
-Subproject commit 543d1a8c8062b3873ef89c64ffd7394c6dd7c7e8

endpoints/api_v1_controllers.c

@@ -0,0 +1,48 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <constants.h>
+#include <endpoints/api_v1_controllers.h>
+#include <logger.h>
+#include <models/junction_tag.h>
+#include <models/controller.h>
+#include <models/tag.h>
+
+void
+api_v1_controllers_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)args;
+    (void)hm;
+    controller_t** all_controllers = controller_get_all();
+
+    cJSON *json = cJSON_CreateArray();
+
+    for(int i = 0; all_controllers[i] != NULL; ++i)
+    {
+        cJSON *json_controller = controller_to_json(all_controllers[i]);
+
+        cJSON_AddItemToArray(json, json_controller);
+    }
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print controllers json\n");
+
+        static const char content[] = "failed to print json for controllers";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    controller_free_list(all_controllers);
+}

endpoints/api_v1_controllers_STR.c

@@ -0,0 +1,240 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <command.h>
+#include <constants.h>
+#include <endpoints/api_v1_controllers.h>
+#include <logger.h>
+#include <models/controller.h>
+#include <models/tag.h>
+
+void
+api_v1_controllers_STR_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    uuid_t target_uid;
+    if(uuid_parse(args[0].value.v_str, target_uid))
+    {
+        LOG_DEBUG("failed to unparse uid\n");
+
+        static const char content[] = "given id was invalid";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    controller_t* controller = controller_get_by_uid(target_uid);
+
+    if(!controller)
+    {
+        LOG_DEBUG("could not find a controller for uid '%s'\n", args[0].value.v_str);
+
+        static const char content[] = "no controller for id found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json = controller_to_json(controller);
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print controller json\n");
+
+        static const char content[] = "failed to print json for controller";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    controller_free(controller);
+}
+
+void
+api_v1_controllers_STR_PUT(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    uuid_t target_uid;
+    if(uuid_parse(args[0].value.v_str, target_uid))
+    {
+        LOG_DEBUG("failed to unparse uid\n");
+
+        static const char content[] = "given id was invalid";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    controller_t* controller = controller_get_by_uid(target_uid);
+
+    if(!controller)
+    {
+        LOG_DEBUG("could not find a controller for uid '%s'\n", args[0].value.v_str);
+
+        static const char content[] = "no controller for id found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json = cJSON_ParseWithLength(hm->body.p, hm->body.len);
+
+    if(json == NULL)
+    {
+        const char *error_ptr = cJSON_GetErrorPtr();
+        if (error_ptr != NULL)
+        {
+            LOG_DEBUG("error before: %s\n", error_ptr);
+        }
+        cJSON_Delete(json);
+
+        static const char content[] = "no valid json was supplied";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json_name = cJSON_GetObjectItemCaseSensitive(json, "name");
+    if(cJSON_IsString(json_name) && json_name->valuestring)
+    {
+        strncpy(controller->name, json_name->valuestring, MAX_NAME_LENGTH);
+        controller->name[MAX_NAME_LENGTH] = '\0';
+    }
+
+    cJSON *json_ip = cJSON_GetObjectItemCaseSensitive(json, "ip");
+    if(cJSON_IsString(json_ip) && json_ip->valuestring)
+    {
+        strncpy(controller->ip, json_ip->valuestring, IP_LENGTH);
+        controller->ip[IP_LENGTH] = '\0';
+    }
+
+    if(controller_save(controller))
+    {
+        LOG_ERROR("failed to save controller\n");
+        free(controller);
+        cJSON_Delete(json);
+
+        static const char content[] = "failed to save controller to database";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON_Delete(json);
+    json = controller_to_json(controller);
+
+    command_set_controller_name(controller);
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print controller json\n");
+
+        static const char content[] = "failed to print json for controller";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    controller_free(controller);
+}
+
+void
+api_v1_controllers_STR_DELETE(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    const char *target_uid_str = args[0].value.v_str;
+
+    uuid_t target_uid;
+    if(uuid_parse(target_uid_str, target_uid))
+    {
+        LOG_DEBUG("failed to unparse uid\n");
+
+        static const char content[] = "given id was invalid";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    controller_t* controller = controller_get_by_uid(target_uid);
+
+    if(!controller)
+    {
+        LOG_DEBUG("could not find a controller for uid '%s'\n", args[0].value.v_str);
+
+        static const char content[] = "no controller for id found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    if(controller_remove(controller))
+    {
+        LOG_ERROR("failed to remove controller from database\n");
+
+        static const char content[] = "failed to remove controller from database";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = 0;
+        response->content = "";
+        response->alloced_content = false;
+    }
+    controller_free(controller);
+    return;
+}

endpoints/api_v1_controllers_STR_relays.c

@@ -0,0 +1,77 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <constants.h>
+#include <endpoints/api_v1_controllers.h>
+#include <logger.h>
+#include <models/controller.h>
+#include <models/tag.h>
+
+void
+api_v1_controllers_STR_relays_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    uuid_t target_uid;
+    if(uuid_parse(args[0].value.v_str, target_uid))
+    {
+        LOG_DEBUG("failed to unparse uid\n");
+
+        static const char content[] = "given id was invalid";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    controller_t* controller = controller_get_by_uid(target_uid);
+
+    if(!controller)
+    {
+        LOG_DEBUG("could not find a controller for uid '%s'\n", args[0].value.v_str);
+
+        static const char content[] = "no controller for id found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+        
+    relay_t** all_relays = relay_get_by_controller_id(controller->id);
+
+    cJSON *json = cJSON_CreateArray();
+
+    for(int i = 0; all_relays[i] != NULL; ++i)
+    {
+        cJSON *json_relay = relay_to_json(all_relays[i]);
+
+        cJSON_AddItemToArray(json, json_relay);
+    }
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print relays json\n");
+
+        static const char content[] = "failed to print json for relays";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    relay_free_list(all_relays);
+    controller_free(controller);
+}

endpoints/api_v1_controllers_STR_relays_INT.c

@@ -0,0 +1,315 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <command.h>
+#include <constants.h>
+#include <endpoints/api_v1_controllers.h>
+#include <logger.h>
+#include <models/junction_tag.h>
+#include <models/controller.h>
+#include <models/relay.h>
+#include <models/tag.h>
+
+void
+api_v1_controllers_STR_relays_INT_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    uuid_t target_uid;
+    if(uuid_parse(args[0].value.v_str, target_uid))
+    {
+        LOG_DEBUG("failed to unparse uid\n");
+
+        static const char content[] = "given id was invalid";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    controller_t* controller = controller_get_by_uid(target_uid);
+
+    if(!controller)
+    {
+        LOG_DEBUG("could not find a controller for uid '%s'\n", args[0].value.v_str);
+
+        static const char content[] = "no controller for id found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    relay_t* relay = relay_get_for_controller(controller->id, args[1].value.v_int);
+
+    if(!relay)
+    {
+        LOG_DEBUG("could not find a relay with num %d for controller '%s'\n", args[1].value.v_int, args[0].value.v_str);
+
+        static const char content[] = "no relay for this controller found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json = relay_to_json(relay);
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print relay json\n");
+
+        static const char content[] = "failed to print json for relay";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    relay_free(relay);
+    controller_free(controller);
+}
+
+void
+api_v1_controllers_STR_relays_INT_PUT(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    uuid_t target_uid;
+    if(uuid_parse(args[0].value.v_str, target_uid))
+    {
+        LOG_DEBUG("failed to unparse uid\n");
+
+        static const char content[] = "given id was invalid";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    controller_t* controller = controller_get_by_uid(target_uid);
+
+    if(!controller)
+    {
+        LOG_DEBUG("could not find a controller for uid '%s'\n", args[0].value.v_str);
+
+        static const char content[] = "no controller for id found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    relay_t* relay = relay_get_for_controller(controller->id, args[1].value.v_int);
+
+    if(!relay)
+    {
+        relay = malloc(sizeof(relay_t));
+        relay->id = 0;
+        relay->number = args[1].value.v_int;
+        snprintf(relay->name, MAX_NAME_LENGTH, "Relay %d", relay->number);
+        relay->name[MAX_NAME_LENGTH] = '\0';
+        relay->controller_id = controller->id;
+
+        uuid_t tmp_uuid;
+        memset(tmp_uuid, 0, sizeof(uuid_t));
+        memcpy(tmp_uuid, "off", 3);
+
+        for(int i = 0; i < 7; ++i)
+        {
+            relay->schedules[i] = schedule_get_by_uid(tmp_uuid);
+        }
+        time_t timestamp = time(NULL);
+        struct tm *time_struct = localtime(&timestamp);
+        relay->active_schedule = relay->schedules[helper_get_weekday(time_struct)];
+    }
+
+    cJSON *json = cJSON_ParseWithLength(hm->body.p, hm->body.len);
+
+    if(json == NULL)
+    {
+        const char *error_ptr = cJSON_GetErrorPtr();
+        if (error_ptr != NULL)
+        {
+            LOG_ERROR("error before: %s\n", error_ptr);
+        }
+        cJSON_Delete(json);
+
+        static const char content[] = "no valid json was supplied";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json_name = cJSON_GetObjectItemCaseSensitive(json, "name");
+    if(cJSON_IsString(json_name) && json_name->valuestring)
+    {
+        strncpy(relay->name, json_name->valuestring, MAX_NAME_LENGTH);
+        relay->name[MAX_NAME_LENGTH] = '\0';
+    }
+
+
+    cJSON *json_schedule;
+    cJSON *json_schedules = cJSON_GetObjectItemCaseSensitive(json, "schedules");
+
+    if(cJSON_GetArraySize(json_schedules) == 7)
+    {
+        int schedule_position = 0;
+        cJSON_ArrayForEach(json_schedule, json_schedules)
+        {
+            cJSON *json_schedule_uid = cJSON_GetObjectItemCaseSensitive(json_schedule, "id");
+            if(!cJSON_IsString(json_schedule_uid) || (json_schedule_uid->valuestring == NULL))
+            {
+                LOG_DEBUG("schedules[%d] is missing uid\n", schedule_position);
+                cJSON_Delete(json);
+
+                static const char content[] = "at least one schedule is missing an id";
+                response->status_code = 400;
+                response->content_type = "text/plain";
+                response->content_length = STRLEN(content);;
+                response->content = content;
+                response->alloced_content = false;
+                return;
+            }
+            uuid_t target_uid;
+            if(schedule_uid_parse(json_schedule_uid->valuestring, target_uid))
+            {
+                LOG_DEBUG("schedules[%d] has bad uid\n", schedule_position);
+                cJSON_Delete(json);
+
+                static const char content[] = "at least one schedule has a bad id";
+                response->status_code = 400;
+                response->content_type = "text/plain";
+                response->content_length = STRLEN(content);;
+                response->content = content;
+                response->alloced_content = false;
+                return;
+            }
+
+            schedule_free(relay->schedules[schedule_position]);
+            relay->schedules[schedule_position] = schedule_get_by_uid_or_off(target_uid);
+
+            ++schedule_position;
+        }
+    }
+
+    cJSON *json_active_schedule = cJSON_GetObjectItemCaseSensitive(json, "active_schedule");
+    if(cJSON_IsObject(json_active_schedule))
+    {
+        cJSON *json_active_schedule_uid = cJSON_GetObjectItemCaseSensitive(json_active_schedule, "id");
+        if(cJSON_IsString(json_active_schedule_uid) && json_active_schedule_uid->valuestring)
+        {
+            time_t timestamp = time(NULL);
+            struct tm *time_struct = localtime(&timestamp);
+            int day_of_week = helper_get_weekday(time_struct);
+
+            schedule_free(relay->schedules[day_of_week]);
+
+            uuid_t target_uid;
+            if(schedule_uid_parse(json_active_schedule_uid->valuestring, target_uid))
+            {
+                LOG_DEBUG("active_schedule has bad uid\n");
+                cJSON_Delete(json);
+
+                static const char content[] = "active_schedule has a bad id";
+                response->status_code = 400;
+                response->content_type = "text/plain";
+                response->content_length = STRLEN(content);;
+                response->content = content;
+                response->alloced_content = false;
+                return;
+            }
+            relay->schedules[day_of_week] = schedule_get_by_uid_or_off(target_uid);
+        }
+    }
+
+    if(relay_save(relay))
+    {
+        LOG_ERROR("failed to save relay\n");
+        free(controller);
+        cJSON_Delete(json);
+
+        static const char content[] = "failed to save relay to database";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+        return;
+    }
+
+    cJSON *json_tag;
+    cJSON *json_tags = cJSON_GetObjectItemCaseSensitive(json, "tags");
+    if(cJSON_IsArray(json_tags))
+    {
+        junction_tag_remove_for_relay(relay->id);
+    }
+    cJSON_ArrayForEach(json_tag, json_tags)
+    {
+        if(!cJSON_IsString(json_tag) || (json_tag->valuestring == NULL))
+        {
+            LOG_DEBUG("invalid tag in tags\n");
+            continue;
+        }
+        const char *tag = json_tag->valuestring;
+        int tag_id = tag_get_id(tag);
+        if(tag_id == 0)
+        {
+            tag_save(tag_id, tag);
+            tag_id = tag_get_id(tag);
+        }
+        junction_tag_insert(tag_id, relay->id, 0);
+    }
+
+    cJSON_Delete(json);
+    json = relay_to_json(relay);
+
+    command_set_relay_schedule(relay);
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print relay json\n");
+
+        static const char content[] = "failed to print json for relay";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    relay_free(relay);
+    controller_free(controller);
+}

endpoints/api_v1_controllers_discover.c

@@ -0,0 +1,307 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <constants.h>
+#include <endpoints/api_v1_controllers.h>
+#include <models/controller.h>
+#include <logger.h>
+#include <mpack.h>
+
+#define DISCOVERY_TIMEOUT_MS 2000
+
+typedef enum
+{
+    DISCOVERY_MAPPING_ID = 0,
+    DISCOVERY_MAPPING_NAME = 1,
+    DISCOVERY_MAPPING_COMMAND_PORT = 2,
+    DISCOVERY_MAPPING_RELAY_COUNT = 3,
+} discovery_mapping_t;
+
+static int
+bind_tcp_server(const char *addr, const char *port, int max_client_backlog)
+{
+    struct addrinfo hints, *res;
+    int fd;
+    int status;
+
+    memset(&hints, 0, sizeof hints);
+    hints.ai_family = AF_UNSPEC;
+    hints.ai_socktype = SOCK_STREAM;
+    hints.ai_flags = AI_PASSIVE;
+
+    if ((status = getaddrinfo(addr, port, &hints, &res)) != 0)
+    {
+        LOG_ERROR("error getting address info: %s\n", gai_strerror(status));
+    }
+
+    fd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
+
+    if ((status = bind(fd, res->ai_addr, res->ai_addrlen)) == -1)
+    {
+        LOG_ERROR("error binding socket: %s\n", status);
+        freeaddrinfo(res);
+        return -1;
+    }
+
+    if ((status = listen(fd, max_client_backlog)) == -1)
+    {
+        LOG_ERROR("error setting up listener: %s\n", status);
+        freeaddrinfo(res);
+        return -1;
+    }
+
+    freeaddrinfo(res);
+
+    return fd;
+}
+
+static int
+get_server_port(int fd)
+{
+    if(fd == -1)
+    {
+        return -1;
+    }
+    struct sockaddr_in sin;
+    socklen_t addr_len = sizeof(sin);
+    if(getsockname(fd, (struct sockaddr *)&sin, &addr_len) == 0)
+    {
+        return ntohs(sin.sin_port);
+    }
+    return -1;
+}
+
+static int
+send_udp_broadcast(const char *addr, uint16_t port, void *message, size_t length)
+{
+    struct sockaddr_in their_addr;
+    int fd;
+
+    if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
+    {
+        LOG_ERROR("error creating socket\n");
+        return -1;
+    }
+
+    int broadcast = 1;
+    if (setsockopt(fd, SOL_SOCKET, SO_BROADCAST, &broadcast, sizeof broadcast) < 0)
+    {
+        LOG_ERROR("error setting broadcast\n");
+        return -1;
+    }
+
+    memset(&their_addr, 0, sizeof(their_addr));
+    their_addr.sin_family = AF_INET;
+    their_addr.sin_port = htons(port);
+    their_addr.sin_addr.s_addr = inet_addr(addr);
+
+    if(sendto(fd, message, length, 0, (struct sockaddr *)&their_addr, sizeof(their_addr)) < 0)
+    {
+        LOG_ERROR("error sending broadcast (%d): '%s'\n", errno, strerror(errno));
+        return -1;
+    }
+    close(fd);
+
+    return 0;
+}
+
+void
+api_v1_controllers_discover_POST(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    int discover_server_socket = bind_tcp_server("0.0.0.0", "0", 20);
+    int discover_server_port = get_server_port(discover_server_socket);
+
+    if(discover_server_port == -1)
+    {
+        LOG_ERROR("failed to get server port for discovery\n");
+        static const char content[] = "";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    int16_t payload[1];
+    payload[0] = discover_server_port;
+
+    if(send_udp_broadcast("255.255.255.255", global_config.discovery_port, payload, sizeof(payload)) < 0)
+    {
+        LOG_ERROR("failed to send UDP broadcast\n");
+        static const char content[] = "";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    struct sockaddr_storage their_addr;
+    socklen_t addr_size;
+    int client_fd, s_ret;
+    fd_set accept_fds;
+    struct timeval timeout;
+
+    uint8_t discover_answer_buf[1];
+
+    controller_t **known_controllers = controller_get_all();
+
+    while(true)
+    {
+        addr_size = sizeof(their_addr);
+
+        FD_ZERO(&accept_fds);
+        FD_SET(discover_server_socket, &accept_fds); // NOLINT(hicpp-signed-bitwise)
+
+        timeout.tv_sec = DISCOVERY_TIMEOUT_MS / 1000;
+        timeout.tv_usec = (DISCOVERY_TIMEOUT_MS % 1000) * 1000;
+
+        s_ret = select(discover_server_socket + 1, &accept_fds, NULL, NULL, &timeout);
+        if(s_ret == 0)
+        {
+            break;
+        }
+        else
+        {
+            if((client_fd = accept(discover_server_socket, (struct sockaddr *) &their_addr, &addr_size)) < 0)
+            {
+                LOG_ERROR("error accepting client %s\n", strerror(errno));
+                continue;
+            }
+
+            size_t payload_length;
+
+            if(recv(client_fd, &payload_length, sizeof(payload_length), 0) <= 0)
+            {
+                LOG_ERROR("error receiving header from client\n");
+                continue;
+            }
+
+            char *answer_payload = (char*)malloc((payload_length));
+            ssize_t bytes_transferred;
+
+            if((bytes_transferred = recv(client_fd, answer_payload, payload_length, 0)) <= 0)
+            {
+                LOG_ERROR("error receiving payload from client\n");
+                continue;
+            }
+
+            struct sockaddr_in addr;
+            socklen_t client_addr_size = sizeof(struct sockaddr_in);
+            if(getpeername(client_fd, (struct sockaddr *)&addr, &client_addr_size) != 0)
+            {
+
+                LOG_ERROR("error receiving payload from client\n");
+                continue;
+            }
+
+            uuid_t discovered_id;
+
+            mpack_tree_t tree;
+            mpack_tree_init_data(&tree, answer_payload, payload_length);
+            mpack_tree_parse(&tree);
+            mpack_node_t root = mpack_tree_root(&tree);
+
+            memcpy(discovered_id, mpack_node_data(mpack_node_map_uint(root, DISCOVERY_MAPPING_ID)), sizeof(uuid_t));
+
+            uint16_t discovered_command_port = mpack_node_u16(mpack_node_map_uint(root, DISCOVERY_MAPPING_COMMAND_PORT));
+            uint8_t discovered_relay_count = mpack_node_u8(mpack_node_map_uint(root, DISCOVERY_MAPPING_RELAY_COUNT));
+            const char *discovered_name = mpack_node_str(mpack_node_map_uint(root, DISCOVERY_MAPPING_NAME));
+            size_t discovered_name_len = mpack_node_strlen(mpack_node_map_uint(root, DISCOVERY_MAPPING_NAME));
+
+            if(discovered_name_len > MAX_NAME_LENGTH)
+            {
+                discovered_name_len = MAX_NAME_LENGTH;
+            }
+
+            bool found_discovered_in_list = 0;
+
+            for(int i = 0; known_controllers[i] != NULL; i++)
+            {
+                if(!found_discovered_in_list)
+                {
+                    if(uuid_compare(known_controllers[i]->uid, discovered_id) == 0)
+                    {
+                        known_controllers[i]->active = 1;
+                        strncpy(known_controllers[i]->name, discovered_name, discovered_name_len);
+                        known_controllers[i]->name[discovered_name_len] = '\0';
+                        known_controllers[i]->port = discovered_command_port;
+                        known_controllers[i]->relay_count = discovered_relay_count;
+
+                        controller_save(known_controllers[i]);
+                        controller_free(known_controllers[i]);
+
+                        found_discovered_in_list = 1;
+                        known_controllers[i] = known_controllers[i + 1];
+                    }
+                }
+                else
+                {
+                    known_controllers[i] = known_controllers[i + 1];
+                }
+            }
+
+            if(!found_discovered_in_list)
+            {
+                controller_t *discovered_controller = malloc(sizeof(controller_t));
+                discovered_controller->id = 0;
+                strcpy(discovered_controller->ip, inet_ntoa(addr.sin_addr));
+                memcpy(discovered_controller->uid, discovered_id, sizeof(uuid_t));
+                strncpy(discovered_controller->name, discovered_name, discovered_name_len);
+                discovered_controller->name[discovered_name_len] = '\0';
+                discovered_controller->relay_count = discovered_relay_count;
+                discovered_controller->port = discovered_command_port;
+                discovered_controller->active = 1;
+
+                controller_save(discovered_controller);
+
+                // TODO get relays during discovery and don't create empty ones
+                relay_t **discovered_relays = malloc(sizeof(relay_t*) * (discovered_controller->relay_count + 1));
+                for(int i = 0; i < discovered_controller->relay_count; ++i)
+                {
+                    relay_t *new_relay = malloc(sizeof(relay_t));
+                    new_relay->id = 0;
+                    sprintf(new_relay->name, "Relay %d", i + 1);
+                    new_relay->number = i;
+                    new_relay->controller_id = discovered_controller->id;
+
+                    uuid_t tmp_uuid;
+                    memset(tmp_uuid, 0, sizeof(uuid_t));
+                    memcpy(tmp_uuid, "off", 3);
+
+                    for(int i = 0; i < 7; ++i)
+                    {
+                        new_relay->schedules[i] = schedule_get_by_uid(tmp_uuid);
+                    }
+                    time_t timestamp = time(NULL);
+                    struct tm *time_struct = localtime(&timestamp);
+                    new_relay->active_schedule = new_relay->schedules[helper_get_weekday(time_struct)];
+
+                    relay_save(new_relay);
+
+                    discovered_relays[i] = new_relay;
+                }
+                discovered_relays[discovered_controller->relay_count] = NULL;
+                discovered_controller->relays = discovered_relays;
+
+                controller_free(discovered_controller);
+            }
+            mpack_tree_destroy(&tree);
+            free(answer_payload);
+
+            discover_answer_buf[0] = 0; // TODO add discovery return codes
+            send(client_fd, discover_answer_buf, sizeof(uint8_t), 0);
+            close(client_fd);
+        }
+    }
+    for(int i = 0; known_controllers[i] != NULL; i++)
+    {
+        known_controllers[i]->active = false;
+        controller_save(known_controllers[i]);
+        LOG_DEBUG("lost: %s\n", known_controllers[i]->name);
+    }
+    controller_free_list(known_controllers);
+
+    api_v1_controllers_GET(hm, args, response);
+}

endpoints/api_v1_relays.c

@@ -0,0 +1,48 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <constants.h>
+#include <endpoints/api_v1_relays.h>
+#include <logger.h>
+#include <models/junction_tag.h>
+#include <models/relay.h>
+#include <models/tag.h>
+
+void
+api_v1_relays_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)args;
+    (void)hm;
+    relay_t** all_relays = relay_get_all();
+
+    cJSON *json = cJSON_CreateArray();
+
+    for(int i = 0; all_relays[i] != NULL; ++i)
+    {
+        cJSON *json_relay = relay_to_json(all_relays[i]);
+
+        cJSON_AddItemToArray(json, json_relay);
+    }
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print relays json\n");
+
+        static const char content[] = "failed to print json for relays";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    relay_free_list(all_relays);
+}

endpoints/api_v1_relays_tag_STR.c

@@ -0,0 +1,70 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <constants.h>
+#include <endpoints/api_v1_relays.h>
+#include <logger.h>
+#include <models/junction_tag.h>
+#include <models/relay.h>
+#include <models/tag.h>
+
+void
+api_v1_relays_tag_STR_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    int tag_id = tag_get_id(args[0].value.v_str);
+    int *relays_ids = junction_tag_get_relays_for_tag_id(tag_id);
+    if(relays_ids == NULL)
+    {
+        LOG_ERROR("failed to load relays for tag from database\n");
+
+        static const char content[] = "failed to load relays for tag from database";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json = cJSON_CreateArray();
+
+    for(int i = 0; relays_ids[i] != 0; ++i)
+    {
+        relay_t* relay = relay_get_by_id(relays_ids[i]);
+
+        if(!relay)
+        {
+            continue;
+        }
+        cJSON *json_relay = relay_to_json(relay);
+
+        cJSON_AddItemToArray(json, json_relay);
+
+        relay_free(relay);
+    }
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print relays json\n");
+
+        static const char content[] = "failed to print json for relays";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+
+    cJSON_Delete(json);
+    free(relays_ids);
+}

endpoints/api_v1_schedules.c

@@ -0,0 +1,187 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <constants.h>
+#include <endpoints/api_v1_schedules.h>
+#include <logger.h>
+#include <models/junction_tag.h>
+#include <models/schedule.h>
+#include <models/tag.h>
+
+void
+api_v1_schedules_POST(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)args;
+    cJSON *json = cJSON_ParseWithLength(hm->body.p, hm->body.len);
+
+    if(json == NULL)
+    {
+        const char *error_ptr = cJSON_GetErrorPtr();
+        if (error_ptr != NULL)
+        {
+            LOG_ERROR("error before: %s\n", error_ptr);
+        }
+        cJSON_Delete(json);
+
+        static const char content[] = "no valid json was supplied";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json_name = cJSON_GetObjectItemCaseSensitive(json, "name");
+    if(!cJSON_IsString(json_name) || (json_name->valuestring == NULL))
+    {
+        LOG_DEBUG("no name for schedule provided\n");
+        cJSON_Delete(json);
+
+        static const char content[] = "no name for schedule provided";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+    cJSON *json_period;
+    cJSON *json_periods = cJSON_GetObjectItemCaseSensitive(json, "periods");
+
+    schedule_t *new_schedule = malloc(sizeof(schedule_t));
+
+    new_schedule->id = 0;
+    uuid_generate(new_schedule->uid);
+
+    strncpy(new_schedule->name, json_name->valuestring, MAX_NAME_LENGTH);
+    new_schedule->name[MAX_NAME_LENGTH] = '\0';
+
+    int periods_count = cJSON_GetArraySize(json_periods);
+    new_schedule->periods = malloc(sizeof(period_t) * periods_count);
+
+    int periods_valid = 0;
+
+    cJSON_ArrayForEach(json_period, json_periods)
+    {
+        cJSON *json_period_start = cJSON_GetObjectItemCaseSensitive(json_period, "start");
+        cJSON *json_period_end = cJSON_GetObjectItemCaseSensitive(json_period, "end");
+
+        if(!cJSON_IsString(json_period_start) || (json_period_start->valuestring == NULL))
+        {
+            LOG_DEBUG("period is missing start\n");
+            continue;
+        }
+        if(!cJSON_IsString(json_period_end) || (json_period_end->valuestring == NULL))
+        {
+            LOG_DEBUG("period is missing end\n");
+            continue;
+        }
+
+        uint16_t start;
+        uint16_t end;
+        if(period_helper_parse_hhmm(json_period_start->valuestring, &start))
+        {
+            LOG_DEBUG("couldn't parse start '%s'\n", json_period_start->valuestring);
+            continue;
+        }
+        if(period_helper_parse_hhmm(json_period_end->valuestring, &end))
+        {
+            LOG_DEBUG("couldn't parse end '%s'\n", json_period_end->valuestring);
+            continue;
+        }
+
+        new_schedule->periods[periods_valid].start = start;
+        new_schedule->periods[periods_valid].end = end;
+        ++periods_valid;
+    }
+
+    new_schedule->periods_count = periods_valid;
+
+    schedule_save(new_schedule);
+
+    junction_tag_remove_for_schedule(new_schedule->id);
+    cJSON *json_tag;
+    cJSON *json_tags = cJSON_GetObjectItemCaseSensitive(json, "tags");
+    cJSON_ArrayForEach(json_tag, json_tags)
+    {
+            if(!cJSON_IsString(json_tag) || (json_tag->valuestring == NULL))
+            {
+                LOG_DEBUG("invalid tag in tags\n");
+                continue;
+            }
+            const char *tag = json_tag->valuestring;
+            int tag_id = tag_get_id(tag);
+            if(tag_id == 0)
+            {
+                tag_save(tag_id, tag);
+                tag_id = tag_get_id(tag);
+            }
+            junction_tag_insert(tag_id, 0, new_schedule->id);
+    }
+
+    cJSON_Delete(json);
+    json = schedule_to_json(new_schedule);
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print schedule json\n");
+
+        static const char content[] = "failed to print json for schedule";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 201;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    schedule_free(new_schedule);
+}
+
+void
+api_v1_schedules_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)args;
+    (void)hm;
+    schedule_t** all_schedules = schedule_get_all();
+
+    cJSON *json = cJSON_CreateArray();
+
+    for(int i = 0; all_schedules[i] != NULL; ++i)
+    {
+        cJSON *json_schedule = schedule_to_json(all_schedules[i]);
+
+        cJSON_AddItemToArray(json, json_schedule);
+    }
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print schedules json\n");
+
+        static const char content[] = "failed to print json for schedules";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    schedule_free_list(all_schedules);
+}

endpoints/api_v1_schedules_STR.c

@@ -0,0 +1,324 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <constants.h>
+#include <endpoints/api_v1_schedules.h>
+#include <logger.h>
+#include <command.h>
+#include <models/junction_tag.h>
+#include <models/junction_relay_schedule.h>
+#include <models/schedule.h>
+#include <models/relay.h>
+#include <models/tag.h>
+
+void
+api_v1_schedules_STR_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    uuid_t target_uid;
+    if(schedule_uid_parse(args[0].value.v_str, target_uid))
+    {
+        LOG_DEBUG("failed to unparse uid\n");
+
+        static const char content[] = "given id was invalid";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    schedule_t* schedule = schedule_get_by_uid(target_uid);
+
+    if(!schedule)
+    {
+        LOG_DEBUG("could not find a schedule for uid '%s'\n", args[0].value.v_str);
+
+        static const char content[] = "no schedule for id found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json =  schedule_to_json(schedule);
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print schedules json\n");
+
+        static const char content[] = "failed to print json for schedules";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    schedule_free(schedule);
+}
+
+void
+api_v1_schedules_STR_PUT(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    uuid_t target_uid;
+    if(schedule_uid_parse(args[0].value.v_str, target_uid))
+    {
+        LOG_DEBUG("failed to unparse uid\n");
+
+        static const char content[] = "given id was invalid";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    schedule_t* schedule = schedule_get_by_uid(target_uid);
+
+    if(!schedule)
+    {
+        LOG_DEBUG("could not find a schedule for uid '%s'\n", args[0].value.v_str);
+
+        static const char content[] = "no schedule for id found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json = cJSON_ParseWithLength(hm->body.p, hm->body.len);
+
+    if(json == NULL)
+    {
+        const char *error_ptr = cJSON_GetErrorPtr();
+        if (error_ptr != NULL)
+        {
+            LOG_DEBUG("error before: %s\n", error_ptr);
+        }
+        cJSON_Delete(json);
+
+        static const char content[] = "no valid json was supplied";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json_name = cJSON_GetObjectItemCaseSensitive(json, "name");
+    if(cJSON_IsString(json_name) && json_name->valuestring)
+    {
+        strncpy(schedule->name, json_name->valuestring, MAX_NAME_LENGTH);
+        schedule->name[MAX_NAME_LENGTH] = '\0';
+    }
+
+    if(!schedule_is_protected(schedule))
+    {
+        cJSON *json_period;
+        cJSON *json_periods = cJSON_GetObjectItemCaseSensitive(json, "periods");
+
+        int periods_count = cJSON_GetArraySize(json_periods);
+        free(schedule->periods);
+        schedule->periods = malloc(sizeof(period_t) * periods_count);
+
+        int periods_valid = 0;
+
+        cJSON_ArrayForEach(json_period, json_periods)
+        {
+            cJSON *json_period_start = cJSON_GetObjectItemCaseSensitive(json_period, "start");
+            cJSON *json_period_end = cJSON_GetObjectItemCaseSensitive(json_period, "end");
+
+            if(!cJSON_IsString(json_period_start) || (json_period_start->valuestring == NULL))
+            {
+                LOG_DEBUG("period is missing start\n");
+                continue;
+            }
+            if(!cJSON_IsString(json_period_end) || (json_period_end->valuestring == NULL))
+            {
+                LOG_DEBUG("period is missing end\n");
+                continue;
+            }
+
+            uint16_t start;
+            uint16_t end;
+            if(period_helper_parse_hhmm(json_period_start->valuestring, &start))
+            {
+                LOG_DEBUG("couldn't parse start '%s'\n", json_period_start->valuestring);
+                continue;
+            }
+            if(period_helper_parse_hhmm(json_period_end->valuestring, &end))
+            {
+                LOG_DEBUG("couldn't parse end '%s'\n", json_period_end->valuestring);
+                continue;
+            }
+
+            schedule->periods[periods_valid].start = start;
+            schedule->periods[periods_valid].end = end;
+            ++periods_valid;
+        }
+
+        schedule->periods_count = periods_valid;
+    }
+
+    if(schedule_save(schedule))
+    {
+        LOG_ERROR("failed to save schedule\n");
+        free(schedule);
+        cJSON_Delete(json);
+
+        static const char content[] = "failed to save schedule to database";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    relay_t **relays = relay_get_with_schedule(schedule->id);
+    for(int i = 0; relays[i] != NULL; ++i)
+    {
+        command_set_relay_schedule(relays[i]);
+    }
+
+    cJSON *json_tag;
+    cJSON *json_tags = cJSON_GetObjectItemCaseSensitive(json, "tags");
+    if(cJSON_IsArray(json_tags))
+    {
+        junction_tag_remove_for_schedule(schedule->id);
+    }
+    cJSON_ArrayForEach(json_tag, json_tags)
+    {
+        if(!cJSON_IsString(json_tag) || (json_tag->valuestring == NULL))
+        {
+            LOG_DEBUG("invalid tag in tags\n");
+            continue;
+        }
+        const char *tag = json_tag->valuestring;
+        int tag_id = tag_get_id(tag);
+        if(tag_id == 0)
+        {
+            tag_save(tag_id, tag);
+            tag_id = tag_get_id(tag);
+        }
+        junction_tag_insert(tag_id, 0, schedule->id);
+    }
+
+    cJSON_Delete(json);
+    json = schedule_to_json(schedule);
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print schedule json\n");
+
+        static const char content[] = "failed to print json for schedule";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+    cJSON_Delete(json);
+    relay_free_list(relays);
+    schedule_free(schedule);
+}
+
+void
+api_v1_schedules_STR_DELETE(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    const char *target_uid_str = args[0].value.v_str;
+
+    uuid_t target_uid;
+    if(schedule_uid_parse(target_uid_str, target_uid))
+    {
+        LOG_DEBUG("failed to unparse uid\n");
+
+        static const char content[] = "given id was invalid";
+        response->status_code = 400;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    schedule_t* schedule = schedule_get_by_uid(target_uid);
+
+    if(!schedule)
+    {
+        LOG_DEBUG("could not find a schedule for uid '%s'\n", args[0].value.v_str);
+
+        static const char content[] = "no schedule for id found";
+        response->status_code = 404;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    if(schedule_is_protected(schedule))
+    {
+        static const char content[] = "target schedule is protected";
+        response->status_code = 403;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+
+        schedule_free(schedule);
+        return;
+    }
+
+    if(schedule_remove(schedule))
+    {
+        LOG_ERROR("failed to remove schedule from database\n");
+
+        static const char content[] = "failed to remove schedule from database";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = 0;
+        response->content = "";
+        response->alloced_content = false;
+    }
+    schedule_free(schedule);
+    return;
+}

endpoints/api_v1_schedules_tag_STR.c

@@ -0,0 +1,70 @@
+#include <cJSON.h>
+#include <macros.h>
+#include <constants.h>
+#include <endpoints/api_v1_schedules.h>
+#include <logger.h>
+#include <models/junction_tag.h>
+#include <models/schedule.h>
+#include <models/tag.h>
+
+void
+api_v1_schedules_tag_STR_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+
+    int tag_id = tag_get_id(args[0].value.v_str);
+    int *schedules_ids = junction_tag_get_schedules_for_tag_id(tag_id);
+    if(schedules_ids == NULL)
+    {
+        LOG_ERROR("failed to load schedules for tag from database\n");
+
+        static const char content[] = "failed to load schedules for tag from database";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+        return;
+    }
+
+    cJSON *json = cJSON_CreateArray();
+
+    for(int i = 0; schedules_ids[i] != 0; ++i)
+    {
+        schedule_t* schedule = schedule_get_by_id(schedules_ids[i]);
+
+        if(!schedule)
+        {
+            continue;
+        }
+        cJSON *json_schedule = schedule_to_json(schedule);
+
+        cJSON_AddItemToArray(json, json_schedule);
+
+        schedule_free(schedule);
+    }
+
+    char *json_str = cJSON_Print(json);
+    if (json_str == NULL)
+    {
+        LOG_ERROR("failed to print schedules json\n");
+
+        static const char content[] = "failed to print json for schedules";
+        response->status_code = 500;
+        response->content_type = "text/plain";
+        response->content_length = STRLEN(content);;
+        response->content = content;
+        response->alloced_content = false;
+    }
+    else
+    {
+        response->status_code = 200;
+        response->content_type = "application/json";
+        response->content_length = strlen(json_str);
+        response->content = json_str;
+        response->alloced_content = true;
+    }
+
+    cJSON_Delete(json);
+    free(schedules_ids);
+}

filters/controllers_valid_json.cc

@@ -1,34 +0,0 @@
-#include <models/relay_dbo.h>
-#include "controllers_valid_json.h"
-
-using namespace drogon;
-using namespace filters::controllers;
-
-void valid_json::doFilter(const HttpRequestPtr &req,
-                         FilterCallback &&fcb,
-                         FilterChainCallback &&fccb)
-{
-    if(req->getMethod() == Options)
-    {
-        fccb();
-        return;
-    }
-
-    Json::Value body = *req->jsonObject();
-
-    bool is_valid = true;
-
-    is_valid &= body["name"].type() == Json::ValueType::stringValue;
-    is_valid &= body["ip"].type() == Json::ValueType::stringValue;
-
-    if(is_valid)
-    {
-        //Passed
-        fccb();
-        return;
-    }
-    //Check failed
-    auto res = drogon::HttpResponse::newHttpResponse();
-    res->setStatusCode(k400BadRequest);
-    fcb(res);
-}

filters/controllers_valid_json.h

@@ -1,17 +0,0 @@
-#pragma once
-
-#include <drogon/HttpFilter.h>
-using namespace drogon;
-namespace filters::controllers
-{
-
-    class valid_json : public HttpFilter<valid_json>
-    {
-    public:
-        valid_json() = default;
-        void doFilter(const HttpRequestPtr &req,
-                      FilterCallback &&fcb,
-                      FilterChainCallback &&fccb) override;
-    };
-
-}

filters/json_required.cc

@@ -1,29 +0,0 @@
-#include "json_required.h"
-
-using namespace drogon;
-using namespace filters;
-
-void json_required::doFilter(const HttpRequestPtr &req,
-                         FilterCallback &&fcb,
-                         FilterChainCallback &&fccb)
-{
-    if(req->getMethod() == Options)
-    {
-        fccb();
-        return;
-    }
-    // TODO remove this workaround
-
-    HttpMethod original_method = req->getMethod();
-    req->setMethod(Post);
-
-    if(req->jsonObject())
-    {
-        req->setMethod(original_method);
-        fccb();
-        return;
-    }
-    auto res = drogon::HttpResponse::newHttpResponse();
-    res->setStatusCode(k400BadRequest);
-    fcb(res);
-}

filters/json_required.h

@@ -1,14 +0,0 @@
-#pragma once
-
-#include <drogon/HttpFilter.h>
-using namespace drogon;
-namespace filters
-{
-    class json_required : public HttpFilter<json_required>
-    {
-    public:
-        json_required() = default;
-        void
-        doFilter(const HttpRequestPtr &req, FilterCallback &&fcb, FilterChainCallback &&fccb) override;
-    };
-}

filters/relays_valid_json.cc

@@ -1,126 +0,0 @@
-#include <models/schedule_dbo.h>
-#include "relays_valid_json.h"
-
-using namespace drogon;
-using namespace filters::relays;
-
-void valid_json::doFilter(const HttpRequestPtr &req,
-                         FilterCallback &&fcb,
-                         FilterChainCallback &&fccb)
-{
-    if(req->getMethod() == Options)
-    {
-        fccb();
-        return;
-    }
-
-    Json::Value body = *req->jsonObject();
-
-    bool is_valid = true;
-
-    // level 1
-    bool set_name = body["name"].type() == Json::ValueType::stringValue;
-    bool set_tags = body["tags"].type() == Json::ValueType::arrayValue;
-    bool set_schedules = body["schedules"].type() == Json::ValueType::arrayValue;
-    bool set_active_schedule = body["active_schedule"].type() == Json::ValueType::objectValue;
-
-    // level 2
-    if(is_valid)
-    {
-        if(set_tags)
-        {
-            for(int i = 0; i < body["tags"].size(); ++i)
-            {
-                is_valid &= body["tags"][i].type() == Json::ValueType::stringValue;
-            }
-        }
-        if(set_active_schedule)
-        {
-            is_valid &= body["active_schedule"]["id"].type() == Json::ValueType::stringValue;
-        }
-        if(set_schedules)
-        {
-            for(int i = 0; i < 7; ++i)
-            {
-                is_valid &= body["schedules"][i].type() == Json::ValueType::objectValue;
-            }
-        }
-    }
-
-    // level 3
-    if(is_valid)
-    {
-        if(set_schedules)
-        {
-            for(int i = 0; i < 7; ++i)
-            {
-                is_valid &= body["schedules"][i]["id"].type() == Json::ValueType::stringValue;
-            }
-        }
-    }
-
-    if(!is_valid)
-    {
-        LOG_DEBUG << "basic structe is wrong";
-        auto res = drogon::HttpResponse::newHttpResponse();
-        res->setStatusCode(k400BadRequest);
-        fcb(res);
-        return;
-    }
-
-    if(set_active_schedule)
-    {
-        uuid_t active_schedule_id;
-        if(schedule_dbo::parse_uid(body["active_schedule"]["id"].asCString(), active_schedule_id))
-        {
-            LOG_DEBUG << "parse_uid failed for active_schedule";
-            auto res = drogon::HttpResponse::newHttpResponse();
-            res->setStatusCode(k400BadRequest);
-            fcb(res);
-            return;
-        }
-        schedule_dbo **schedules = schedule_dbo::get_by_simple("uid", active_schedule_id, (intptr_t)&sqlite3_bind_blob, sizeof(uuid_t));
-        bool schedule_found = schedules[0] != nullptr;
-        schedule_dbo::free_list(schedules);
-        if(!schedule_found)
-        {
-            LOG_DEBUG << "could not find active_schedule";
-            auto res = drogon::HttpResponse::newHttpResponse();
-            res->setStatusCode(k400BadRequest);
-            fcb(res);
-            return;
-        }
-    }
-
-    if(set_schedules)
-    {
-        uuid_t schedules_ids[7];
-        for(int i = 0; i < 7; ++i)
-        {
-            if(schedule_dbo::parse_uid(body["schedules"][i]["id"].asCString(), schedules_ids[i]))
-            {
-                LOG_DEBUG << "parse_uid failed for schedule " << i;
-                auto res = drogon::HttpResponse::newHttpResponse();
-                res->setStatusCode(k400BadRequest);
-                fcb(res);
-                return;
-            }
-
-            schedule_dbo **schedules = schedule_dbo::get_by_simple("uid", schedules_ids[i], (intptr_t)&sqlite3_bind_blob, sizeof(uuid_t));
-            bool schedule_found = schedules[0] != nullptr;
-            schedule_dbo::free_list(schedules);
-            if(!schedule_found)
-            {
-                LOG_DEBUG << "could not find schedule " << i;
-                auto res = drogon::HttpResponse::newHttpResponse();
-                res->setStatusCode(k400BadRequest);
-                fcb(res);
-                return;
-            }
-        }
-    }
-
-    //Passed
-    fccb();
-    return;
-}

filters/relays_valid_json.h

@@ -1,17 +0,0 @@
-#pragma once
-
-#include <drogon/HttpFilter.h>
-using namespace drogon;
-namespace filters::relays
-{
-
-    class valid_json : public HttpFilter<valid_json>
-    {
-    public:
-        valid_json() = default;
-        void doFilter(const HttpRequestPtr &req,
-                      FilterCallback &&fcb,
-                      FilterChainCallback &&fccb) override;
-    };
-
-}

filters/schedules_valid_json.cc

@@ -1,66 +0,0 @@
-#include "schedules_valid_json.h"
-
-using namespace drogon;
-using namespace filters::schedules;
-
-void valid_json::doFilter(const HttpRequestPtr &req,
-                         FilterCallback &&fcb,
-                         FilterChainCallback &&fccb)
-{
-    if(req->getMethod() == Options)
-    {
-        fccb();
-        return;
-    }
-
-    Json::Value body = *req->jsonObject();
-
-    bool is_valid = true;
-
-    bool set_name = body["name"].type() == Json::ValueType::stringValue;
-    bool set_tags = body["tags"].type() == Json::ValueType::arrayValue;
-    bool set_periods = body["periods"].type() == Json::ValueType::arrayValue;
-
-    // level 2
-    if(is_valid)
-    {
-        if(set_tags)
-        {
-            for(int i = 0; i < body["tags"].size(); ++i)
-            {
-                is_valid &= body["tags"][i].type() == Json::ValueType::stringValue;
-            }
-        }
-        if(set_periods)
-        {
-            for(int i = 0; i < body["periods"].size(); ++i)
-            {
-                is_valid &= body["periods"][i].type() == Json::ValueType::objectValue;
-            }
-        }
-    }
-
-    // level 3
-    if(is_valid)
-    {
-        if(set_periods)
-        {
-            for(int i = 0; i < body["periods"].size(); ++i)
-            {
-                is_valid &= body["periods"][i]["start"].type() == Json::ValueType::stringValue;
-                is_valid &= body["periods"][i]["end"].type() == Json::ValueType::stringValue;
-            }
-        }
-    }
-
-    if(is_valid)
-    {
-        //Passed
-        fccb();
-        return;
-    }
-    //Check failed
-    auto res = drogon::HttpResponse::newHttpResponse();
-    res->setStatusCode(k400BadRequest);
-    fcb(res);
-}

filters/schedules_valid_json.h

@@ -1,17 +0,0 @@
-#pragma once
-
-#include <drogon/HttpFilter.h>
-using namespace drogon;
-namespace filters::schedules
-{
-
-    class valid_json : public HttpFilter<valid_json>
-    {
-    public:
-        valid_json() = default;
-        void doFilter(const HttpRequestPtr &req,
-                      FilterCallback &&fcb,
-                      FilterChainCallback &&fccb) override;
-    };
-
-}

globals.cc

@@ -1,7 +0,0 @@
-#include <sqlite3.h>
-#include "globals.h"
-
-namespace globals
-{
-    sqlite3 *db;
-}

globals.h

@@ -1,9 +0,0 @@
-#ifndef EMGAUWA_CORE_GLOBALS_H
-#define EMGAUWA_CORE_GLOBALS_H
-
-namespace globals
-{
-    extern sqlite3 *db;
-}
-
-#endif //EMGAUWA_CORE_GLOBALS_H

handlers/connection.c

@@ -0,0 +1,89 @@
+#include <string.h>
+
+#include <constants.h>
+#include <mongoose.h>
+#include <logger.h>
+#include <router.h>
+#include <handlers.h>
+
+#define STD_HEADERS "Access-Control-Allow-Origin: *\r\nAccess-Control-Allow-Headers: *\r\nAccess-Control-Allow-Methods: *\r\n"
+#define HEADERS_FMT STD_HEADERS "Content-Type: %s"
+
+// -2 for "%s" -1 for \0
+#define HEADERS_FMT_LEN (sizeof(HEADERS_FMT) - 3)
+
+#define STD_RESPONSE_CONTENT "the server did not create a response"
+#define STD_RESPONSE_CONTENT_LEN (sizeof(STD_RESPONSE_CONTENT) - 1)
+
+void
+handler_connection(struct mg_connection *c, int ev, void *p)
+{
+    if (ev == MG_EV_HTTP_REQUEST)
+    {
+        struct http_message *hm = (struct http_message *) p;
+        LOG_DEBUG("new http %.*s request for %.*s\n", hm->method.len, hm->method.p, hm->uri.len, hm->uri.p);
+
+        endpoint_t *endpoint = router_find_endpoint(hm->uri.p, hm->uri.len, &hm->method);
+
+        if(endpoint)
+        {
+            if(endpoint->func)
+            {
+                endpoint_response_t response;
+                response.status_code = 500;
+                response.content_type = "text/plain";
+                response.content_length = STD_RESPONSE_CONTENT_LEN;
+                response.content = STD_RESPONSE_CONTENT;
+                response.alloced_content = false;
+
+                endpoint->func(p, endpoint->args, &response);
+
+                char *response_headers = malloc(sizeof(char) * (HEADERS_FMT_LEN + strlen(response.content_type) + 1));
+                sprintf(response_headers, HEADERS_FMT, response.content_type);
+
+                mg_send_head(c, response.status_code, response.content_length, response_headers);
+                mg_printf(c, "%s", response.content);
+
+                free(response_headers);
+
+                if(response.alloced_content)
+                {
+                    free((char*)response.content);
+                }
+
+                for(int i = 0; i < endpoint->args_count; ++i)
+                {
+                    if(endpoint->args[i].type == ENDPOINT_ARG_TYPE_STR)
+                    {
+                        free((char*)endpoint->args[i].value.v_str);
+                    }
+                }
+            }
+            else
+            {
+                if(endpoint->method == HTTP_METHOD_OPTIONS)
+                {
+                    char options_header[256]; // TODO make more generic
+                    sprintf(options_header, STD_HEADERS "Allow: OPTIONS%s%s%s%s",
+                            endpoint->options & HTTP_METHOD_GET ? ", GET" : "",
+                            endpoint->options & HTTP_METHOD_POST ? ", POST" : "",
+                            endpoint->options & HTTP_METHOD_PUT ? ", PUT" : "",
+                            endpoint->options & HTTP_METHOD_DELETE ? ", DELETE" : ""
+                    );
+                    mg_send_head(c, 204, 0, options_header);
+                }
+                else
+                {
+                    mg_send_head(c, 501, 0, "Content-Type: text/plain");
+                }
+            }
+        }
+        else
+        {
+            mg_send_head(c, 500, 0, "Content-Type: text/plain");
+        }
+
+        //mg_printf(c, "%.*s", (int)hm->message.len, hm->message.p);
+        //mg_printf(c, "%.*s", (int)hm->body.len, hm->body.p);
+    }
+}

helpers.h

@@ -1,47 +0,0 @@
-#ifndef EMGAUWA_CORE_HELPERS_H
-#define EMGAUWA_CORE_HELPERS_H
-
-#include <json/value.h>
-#include <models/period.h>
-#include <models/period_list.h>
-#include <sqlite3.h>
-
-namespace helpers
-{
-    int
-    bind_tcp_server(const char *addr, const char *port, int max_client_backlog);
-
-    int
-    get_server_port(int fd);
-
-    int
-    send_udp_broadcast(const char *addr, uint16_t port, void *message, size_t length);
-
-    period_list*
-    parse_periods(Json::Value periods_json);
-
-    typedef struct sql_filter_builder
-    {
-        sql_filter_builder(const char *col_name, const void *value, intptr_t bind_func, int bind_func_param, const char *logic);
-
-        const char *col_name;
-        const void *value;
-        intptr_t bind_func;
-        int bind_func_param;
-        const char *logic;
-    } sql_filter_builder;
-
-    sqlite3_stmt*
-    create_sql_filtered_query(const char *sql, sql_filter_builder **filters);
-
-    int
-    open_tcp_connection(char* host, char* port);
-
-    int
-    migrate_sql();
-
-    int
-    get_day_of_week();
-}
-
-#endif //EMGAUWA_CORE_HELPERS_H

helpers/bind_tcp_server.cc

@@ -1,43 +0,0 @@
-#include <netdb.h>
-#include <trantor/utils/Logger.h>
-#include <helpers.h>
-
-#include "config.h"
-
-int
-helpers::bind_tcp_server(const char *addr, const char *port, int max_client_backlog)
-{
-    struct addrinfo hints{}, *res;
-    int fd;
-    int status;
-
-    memset(&hints, 0, sizeof hints);
-    hints.ai_family = AF_UNSPEC;
-    hints.ai_socktype = SOCK_STREAM;
-    hints.ai_flags = AI_PASSIVE;
-
-    if ((status = getaddrinfo(addr, port, &hints, &res)) != 0)
-    {
-        LOG_ERROR << "Error getting address info: " << gai_strerror(status);
-    }
-
-    fd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
-
-    if ((status = bind(fd, res->ai_addr, res->ai_addrlen)) == -1)
-    {
-        LOG_ERROR << "Error binding socket. " << status;
-        freeaddrinfo(res);
-        return -1;
-    }
-
-    if ((status = listen(fd, max_client_backlog)) == -1)
-    {
-        LOG_ERROR << "Error setting up listener. " << status;
-        freeaddrinfo(res);
-        return -1;
-    }
-
-    freeaddrinfo(res);
-
-    return fd;
-}

helpers/connect_server.c

@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <netdb.h>
+#include <sys/socket.h>
+
+#include <logger.h>
+#include <helpers.h>
+
+int
+helper_connect_tcp_server(char* host, uint16_t port)
+{
+    char port_str[6];
+    sprintf(port_str, "%d", port);
+
+    int s, status;
+    struct addrinfo hints, *res;
+    memset(&hints, 0, sizeof hints);
+    hints.ai_family = AF_INET; //set IP Protocol flag (IPv4 or IPv6 - we don't care)
+    hints.ai_socktype = SOCK_STREAM; //set socket flag
+
+    if ((status = getaddrinfo(host, port_str, &hints, &res)) != 0) { //getaddrinfo() will evaluate the given address, using the hints-flags and port, and return an IP address and other server infos
+        LOG_ERROR("getaddrinfo: %s\n", gai_strerror(status));
+        return -1;
+    }
+
+    //res got filled out by getaddrinfo() for us
+    s = socket(res->ai_family, res->ai_socktype, res->ai_protocol); //creating Socket
+
+    if ((status = connect(s, res->ai_addr, res->ai_addrlen)) != 0) {
+        LOG_ERROR("connect() failed\n");
+        freeaddrinfo(res);
+        return -1;
+    }
+
+    freeaddrinfo(res);
+
+    return s;
+}

helpers/create_sql_filtered_query.cc

@@ -1,62 +0,0 @@
-#include <helpers.h>
-#include <drogon/drogon.h>
-#include <globals.h>
-
-sqlite3_stmt*
-helpers::create_sql_filtered_query(const char *sql, sql_filter_builder **filters)
-{
-    char *old_query = (char*)sql;
-    char *new_query;
-
-    sql_filter_builder *filter;
-    int filter_count = 0;
-
-    do
-    {
-        filter = filters[filter_count];
-
-        filter_count++;
-        asprintf(&new_query, " %s %s=?%d %s", old_query, filter->col_name, filter_count, filter->logic);
-
-        if(old_query != sql)
-        {
-            free(old_query);
-        }
-        old_query = new_query;
-    } while(filter->logic[0] != ';');
-
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, new_query, -1, &stmt, nullptr);
-
-    free(new_query);
-
-    for(int i = 0; i < filter_count; i++)
-    {
-        filter = filters[i];
-
-        if(filter->bind_func == (intptr_t)&sqlite3_bind_int)
-        {
-            sqlite3_bind_int(stmt, i + 1, *((int*)filter->value));
-        }
-        if(filter->bind_func == (intptr_t)&sqlite3_bind_text)
-        {
-            sqlite3_bind_text(stmt, i + 1, (char*)filter->value, filter->bind_func_param, SQLITE_STATIC);
-        }
-        if(filter->bind_func == (intptr_t)&sqlite3_bind_blob)
-        {
-            sqlite3_bind_blob(stmt, i + 1, filter->value, filter->bind_func_param, SQLITE_STATIC);
-        }
-    }
-
-    return stmt;
-}
-
-helpers::sql_filter_builder::sql_filter_builder(const char *col_name, const void *value, intptr_t bind_func, int bind_func_param, const char *logic)
-{
-    this->col_name = col_name;
-    this->value = value;
-    this->bind_func = bind_func;
-    this->bind_func_param = bind_func_param;
-    this->logic = logic;
-}

helpers/get_day_of_week.cc

@@ -1,12 +0,0 @@
-#include <netdb.h>
-#include <helpers.h>
-
-int
-helpers::get_day_of_week()
-{
-    time_t t = time(NULL);
-    struct tm *now = localtime(&t);
-    int wday_sun_sat = now->tm_wday;
-    int wday_mon_sun = (wday_sun_sat + 6) % 7;
-    return wday_mon_sun;
-}

helpers/get_server_port.cc

@@ -1,18 +0,0 @@
-#include <netdb.h>
-#include <helpers.h>
-
-int
-helpers::get_server_port(int fd)
-{
-    if(fd == -1)
-    {
-        return -1;
-    }
-    struct sockaddr_in sin{};
-    socklen_t addr_len = sizeof(sin);
-    if(getsockname(fd, (struct sockaddr *)&sin, &addr_len) == 0)
-    {
-        return ntohs(sin.sin_port);
-    }
-    return -1;
-}

helpers/get_weekday.c

@@ -0,0 +1,11 @@
+#include <time.h>
+
+#include <helpers.h>
+
+int
+helper_get_weekday(const struct tm *time_struct)
+{
+    int wday_sun_sat = time_struct->tm_wday;
+    int wday_mon_sun = (wday_sun_sat + 6) % 7;
+    return wday_mon_sun;
+}

helpers/migrate_sql.cc

@@ -1,66 +0,0 @@
-#include <helpers.h>
-#include <globals.h>
-#include <uuid/uuid.h>
-#include <drogon/trantor/trantor/utils/Logger.h>
-#include <drogon/utils/Utilities.h>
-
-#include <config.h>
-
-#include <sql/migration_0.h>
-
-int
-helpers::migrate_sql()
-{
-    uint16_t version_num = 0;
-    int s, rc;
-    sqlite3_stmt *stmt;
-    sqlite3_prepare_v2(globals::db, "SELECT version_num FROM meta LIMIT 1;", -1, &stmt, nullptr);
-    s = sqlite3_step(stmt);
-    if (s == SQLITE_ROW)
-    {
-        version_num = sqlite3_column_int(stmt, 0);
-    }
-    else
-    {
-        version_num = 0;
-    }
-
-    uint16_t new_version_num = version_num;
-    char* err_msg;
-    char* sql;
-
-    sqlite3_finalize(stmt);
-
-    switch(version_num)
-    {
-        case 0:
-            LOG_INFO << "Migrating LEVEL 0";
-            rc = sqlite3_exec(globals::db, (const char *)sql_migration_0_sql, nullptr, nullptr, &err_msg);
-            if(rc != 0)
-            {
-                LOG_FATAL << "Couldn't migrate LEVEL 0 (" << err_msg << ")";
-                break;
-            }
-            new_version_num = 1;
-        default:
-            break;
-    }
-
-    if(version_num == 0)
-    {
-        sqlite3_prepare_v2(globals::db, "INSERT INTO meta (version_num) VALUES (?1);", -1, &stmt, nullptr);
-    }
-    else
-    {
-        sqlite3_prepare_v2(globals::db, "UPDATE meta SET version_num=?1;", -1, &stmt, nullptr);
-    }
-    sqlite3_bind_int(stmt, 1, new_version_num);
-
-    rc = sqlite3_step(stmt);
-    if (rc != SQLITE_DONE)
-    {
-        LOG_FATAL << "Couldn't write new Schema Version";
-    }
-
-    return rc != SQLITE_DONE;
-}

helpers/open_tcp_connection.cc

@@ -1,35 +0,0 @@
-#include <helpers.h>
-#include <netdb.h>
-#include <errno.h>
-#include <string.h>
-#include <trantor/utils/Logger.h>
-
-int
-helpers::open_tcp_connection(char *host, char *port)
-{
-    int s, status;
-    struct addrinfo hints{}, *res;
-    memset(&hints, 0, sizeof hints);
-    hints.ai_family = AF_INET;
-    hints.ai_socktype = SOCK_STREAM;
-
-    if ((status = getaddrinfo(host, port, &hints, &res)) != 0)
-    {
-        LOG_ERROR << "Error getting address info: " << gai_strerror(status);
-        freeaddrinfo(res);
-        return 0;
-    }
-
-    s = socket(res->ai_family, res->ai_socktype, res->ai_protocol); //creating Socket
-
-    if ((status = connect(s, res->ai_addr, res->ai_addrlen)) != 0)
-    {
-        LOG_ERROR << "Error opening connection " << strerror(errno);
-        freeaddrinfo(res);
-        return 0;
-    }
-
-    freeaddrinfo(res);
-
-    return s;
-}

helpers/parse_cli.c

@@ -0,0 +1,54 @@
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+#include <argparse.h>
+#include <config.h>
+#include <logger.h>
+#include <helpers.h>
+
+static const char *const usage[] = {
+    "core [options] [[--] args]",
+    "core [options]",
+    NULL,
+};
+
+void
+helper_parse_cli(int argc, const char **argv, config_t *config)
+{
+    struct argparse_option options[] =
+    {
+        OPT_HELP(),
+        OPT_GROUP("Basic options"),
+        OPT_STRING('c', "config", &config->file, "path to config file", NULL, 0, OPT_NONEG),
+
+        OPT_END(),
+    };
+
+    struct argparse argparse;
+    argparse_init(&argparse, options, usage, 0);
+    argparse_describe(
+            &argparse,
+            "\nA brief description of what the program does and how it works.",
+            "\nAdditional description of the program after the description of the arguments."
+    );
+    argc = argparse_parse(&argparse, argc, argv);
+
+    if(argc == 1)
+    {
+        config->run_type = RUN_TYPE_INVALID;
+        if(strcmp(argv[0], "start") == 0)
+        {
+            config->run_type = RUN_TYPE_START;
+            return;
+        }
+        LOG_FATAL("bad action '%s' given ('start')\n", argv[0]);
+        exit(1);
+    }
+    else
+    {
+        LOG_FATAL("no action given ('start')\n");
+        exit(1);
+    }
+    return;
+}

helpers/parse_periods.cc

@@ -1,68 +0,0 @@
-#include <helpers.h>
-#include <drogon/drogon.h>
-#include <models/period_list.h>
-
-static int
-parse_HHMM(const char *begin, uint16_t *h, uint16_t *m)
-{
-    uint16_t tmp_h, tmp_m;
-    char *check = nullptr;
-
-    tmp_h = (uint16_t)strtol(begin, &check, 10);
-    if(begin == check)
-    {
-        return 1;
-    }
-
-    begin = check + 1;
-    tmp_m = (uint16_t)strtol(begin, &check, 10);
-    if(begin == check)
-    {
-        return 1;
-    }
-
-    *h = tmp_h;
-    *m = tmp_m;
-
-    return 0;
-}
-
-period_list*
-helpers::parse_periods(Json::Value periods_json)
-{
-    auto result = new period_list();
-
-    for (Json::Value::ArrayIndex i = 0; i != periods_json.size(); i++)
-    {
-        Json::Value p = periods_json[i];
-        if(!(p.isMember("start") && p.isMember("end")))
-        {
-            continue;
-        }
-        const char *start_str = p["start"].asCString();
-        const char *end_str = p["end"].asCString();
-
-        uint16_t h, m, start, end;
-
-        if(parse_HHMM(start_str, &h, &m))
-        {
-            continue;
-        }
-        start = (uint16_t)((h * 60) + m);
-
-        if(parse_HHMM(end_str, &h, &m))
-        {
-            continue;
-        }
-        end = (uint16_t)((h * 60) + m);
-
-        if(start < 0 || start > 24 * 60 || end < 0 || end > 24 * 60)
-        {
-            continue;
-        }
-
-        result->add_period(start, end);
-    }
-
-    return result;
-}

helpers/send_udp_broadcast.cc

@@ -1,39 +0,0 @@
-#include <arpa/inet.h>
-#include <trantor/utils/Logger.h>
-#include "config.h"
-#include <unistd.h>
-#include <helpers.h>
-
-int
-helpers::send_udp_broadcast(const char *addr, uint16_t port, void *message, size_t length)
-{
-    struct sockaddr_in their_addr{};
-    int fd;
-
-    if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
-    {
-        LOG_ERROR << "Error creating socket";
-        return -1;
-    }
-
-    int broadcast = 1;
-    if (setsockopt(fd, SOL_SOCKET, SO_BROADCAST, &broadcast, sizeof broadcast) < 0)
-    {
-        LOG_ERROR << "Error setting broadcast";
-        return -1;
-    }
-
-    memset(&their_addr, 0, sizeof(their_addr));
-    their_addr.sin_family = AF_INET;
-    their_addr.sin_port = htons(port);
-    their_addr.sin_addr.s_addr = inet_addr(addr);
-
-    if(sendto(fd, message, length, 0, (struct sockaddr *)&their_addr, sizeof(their_addr)) < 0)
-    {
-        LOG_ERROR << "Error sending broadcast " << errno << " " << strerror(errno);
-        return -1;
-    }
-    close(fd);
-
-    return 0;
-}

include/colors.h

@@ -0,0 +1,18 @@
+#ifndef CORE_COLORS_H
+#define CORE_COLORS_H
+
+#define COLOR_RED "\033[0;31m"
+#define COLORB_RED "\033[1;31m"
+#define COLOR_GREEN "\033[0;32m"
+#define COLORB_GREEN "\033[1;32m"
+#define COLOR_YELLOW "\033[0;33m"
+#define COLORB_YELLOW "\033[1;33m"
+#define COLOR_BLUE "\033[0;34m"
+#define COLORB_BLUE "\033[1;34m"
+#define COLOR_MAGENTA "\033[0;35m"
+#define COLORB_MAGENTA "\033[1;35m"
+#define COLOR_CYAN "\033[0;36m"
+#define COLORB_CYAN "\033[1;36m"
+#define COLOR_NONE "\033[0m"
+
+#endif //CORE_COLORS_H

include/command.h

@@ -0,0 +1,16 @@
+#ifndef CORE_COMMAND_H
+#define CORE_COMMAND_H
+
+#include <models/controller.h>
+#include <models/relay.h>
+
+int
+command_set_relay_schedule(relay_t *relay);
+
+int
+command_set_controller_name(controller_t *controller);
+
+int
+command_send(controller_t *controller, int command_code, char *payload, uint32_t payload_size);
+
+#endif /* CORE_COMMAND_H */

include/config.h

@@ -0,0 +1,39 @@
+#ifndef CORE_CONFIG_H
+#define CORE_CONFIG_H
+
+#include <stdint.h>
+
+#include <confini.h>
+
+typedef enum
+{
+    RUN_TYPE_START,
+    RUN_TYPE_INVALID,
+} run_type_t;
+
+typedef enum
+{
+    LOG_LEVEL_TRACE = 5,
+    LOG_LEVEL_DEBUG = 4,
+    LOG_LEVEL_INFO  = 3,
+    LOG_LEVEL_WARN  = 2,
+    LOG_LEVEL_ERROR = 1,
+    LOG_LEVEL_FATAL = 0,
+} log_level_t;
+
+typedef struct
+{
+    char *file;
+    char *database;
+    log_level_t log_level;
+    run_type_t run_type;
+    char server_port[6];
+    uint16_t discovery_port;
+} config_t;
+
+extern config_t global_config;
+
+int
+config_load(IniDispatch *disp, void *config_void);
+
+#endif /* CORE_CONFIG_H */

include/constants.h

@@ -0,0 +1,31 @@
+#ifndef CORE_CONTANTS_H
+#define CORE_CONTANTS_H
+
+#define SECONDS_PER_DAY 86400 // 60 * 60 * 24
+
+#define SECONDS_PER_MINUTE 60
+
+#define POLL_FDS_COUNT 2
+
+/**
+ * @brief Limit the maximum length of a controller/relay/etc name
+ *
+ * The NULL terminator is not included. Arrays of length #MAX_NAME_LENGTH + 1 are required.
+ */
+#define MAX_NAME_LENGTH 128
+
+/**
+ * @brief Maximum number of dbs for the databases for the MDB_env
+ *
+ * Used when calling mdb_env_set_maxdbs() in database_setup()
+ */
+#define MDB_MAXDBS 8
+
+/**
+ * @brief How many milli seconds to wait until poll timeout in main loop
+ */
+#define ACCEPT_TIMEOUT_MSECONDS 1000
+
+#define PIFACE_GPIO_BASE 200
+
+#endif /* CORE_CONTANTS_H */

include/database.h

@@ -0,0 +1,11 @@
+#ifndef CORE_DATABASE_H
+#define CORE_DATABASE_H
+
+#include <sqlite3.h>
+
+extern sqlite3 *global_database;
+
+int
+database_migrate();
+
+#endif /* CORE_DATABASE_H */

include/drivers.h

@@ -0,0 +1,13 @@
+#ifndef CORE_DRIVERS_H
+#define CORE_DRIVERS_H
+
+#include <models/relay.h>
+#include <enums.h>
+
+void
+driver_piface_set(int pin, int value);
+
+void
+driver_gpio_set(int pin, int value);
+
+#endif /* CORE_DRIVERS_H */

include/endpoints/api_v1_controllers.h

@@ -0,0 +1,30 @@
+#ifndef CORE_ENDPOINTS_API_V1_CONTROLLERS_H
+#define CORE_ENDPOINTS_API_V1_CONTROLLERS_H
+
+#include <router.h>
+
+void
+api_v1_controllers_discover_POST(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_controllers_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_controllers_STR_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_controllers_STR_PUT(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_controllers_STR_DELETE(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_controllers_STR_relays_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_controllers_STR_relays_INT_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_controllers_STR_relays_INT_PUT(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+#endif /* CORE_ENDPOINTS_API_V1_CONTROLLERS_H */

include/endpoints/api_v1_relays.h

@@ -0,0 +1,12 @@
+#ifndef CORE_ENDPOINTS_API_V1_RELAYS_H
+#define CORE_ENDPOINTS_API_V1_RELAYS_H
+
+#include <router.h>
+
+void
+api_v1_relays_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_relays_tag_STR_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+#endif /* CORE_ENDPOINTS_API_V1_RELAYS_H */

include/endpoints/api_v1_schedules.h

@@ -0,0 +1,24 @@
+#ifndef CORE_ENDPOINTS_API_V1_SCHEDULES_H
+#define CORE_ENDPOINTS_API_V1_SCHEDULES_H
+
+#include <router.h>
+
+void
+api_v1_schedules_POST(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_schedules_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_schedules_STR_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_schedules_STR_PUT(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_schedules_STR_DELETE(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+void
+api_v1_schedules_tag_STR_GET(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+#endif /* CORE_ENDPOINTS_API_V1_SCHEDULES_H */

include/enums.h

@@ -0,0 +1,40 @@
+#ifndef CORE_ENUMS_H
+#define CORE_ENUMS_H
+
+typedef enum
+{
+    POLL_FDS_DISCOVERY,
+    POLL_FDS_COMMAND
+} poll_fds_t;
+
+typedef enum
+{
+    COMMAND_MAPPING_CODE = 0,
+    COMMAND_MAPPING_NAME = 1,
+    COMMAND_MAPPING_RELAY_NUM = 2,
+    COMMAND_MAPPING_SCHEDULES_ARRAY = 3,
+    COMMAND_MAPPING_SCHEDULE_ID = 4,
+    COMMAND_MAPPING_PERIODS_COUNT = 5,
+    COMMAND_MAPPING_PERIODS_BLOB = 6,
+} control_mapping_t;
+
+typedef enum
+{
+    COMMAND_CODE_GET_TIME = 1,
+    COMMAND_CODE_GET_ID = 2,
+    COMMAND_CODE_SET_NAME = 100,
+    COMMAND_CODE_GET_NAME = 101,
+    COMMAND_CODE_SET_SCHEDULE = 102,
+    COMMAND_CODE_GET_SCHEDULE = 103,
+    COMMAND_CODE_SET_RELAY_NAME = 104,
+    COMMAND_CODE_GET_RELAY_NAME = 105,
+} command_code_t;
+
+typedef enum
+{
+    RELAY_DRIVER_NONE,
+    RELAY_DRIVER_GPIO,
+    RELAY_DRIVER_PIFACE,
+} relay_driver_t;
+
+#endif /* CORE_ENUMS_H */

include/handlers.h

@@ -0,0 +1,7 @@
+#ifndef CORE_HANDLERS_H
+#define CORE_HANDLERS_H
+
+void
+handler_connection(struct mg_connection *c, int ev, void *p);
+
+#endif /* CORE_HANDLERS_H */

include/helpers.h

@@ -0,0 +1,17 @@
+#ifndef CORE_HELPERS_H
+#define CORE_HELPERS_H
+
+#include <time.h>
+#include <config.h>
+#include <confini.h>
+
+int
+helper_connect_tcp_server(char* host, uint16_t port);
+
+void
+helper_parse_cli(int argc, const char **argv, config_t *config);
+
+int
+helper_get_weekday(const struct tm *time_struct);
+
+#endif /* CORE_HELPERS_H */

include/logger.h

@@ -0,0 +1,26 @@
+#ifndef CORE_LOGGER_H
+#define CORE_LOGGER_H
+
+#include <stdio.h>
+#include <time.h>
+
+#include <colors.h>
+#include <config.h>
+
+#ifndef SOURCE_PATH_SIZE
+    #define SOURCE_PATH_SIZE 0
+#endif
+
+#define __FILENAME__ (__FILE__ + SOURCE_PATH_SIZE)
+
+void
+logger_log(FILE *stream, log_level_t level, const char *filename, int line, const char *func, const char *msg, ...);
+
+#define LOG_TRACE(...) logger_log(stdout, LOG_LEVEL_TRACE, __FILENAME__, __LINE__, __func__, ##__VA_ARGS__)
+#define LOG_DEBUG(...) logger_log(stdout, LOG_LEVEL_DEBUG, __FILENAME__, __LINE__, __func__, ##__VA_ARGS__)
+#define LOG_INFO(...)  logger_log(stdout, LOG_LEVEL_INFO , __FILENAME__, __LINE__, __func__, ##__VA_ARGS__)
+#define LOG_WARN(...)  logger_log(stdout, LOG_LEVEL_WARN , __FILENAME__, __LINE__, __func__, ##__VA_ARGS__)
+#define LOG_ERROR(...) logger_log(stderr, LOG_LEVEL_ERROR, __FILENAME__, __LINE__, __func__, ##__VA_ARGS__)
+#define LOG_FATAL(...) logger_log(stderr, LOG_LEVEL_FATAL, __FILENAME__, __LINE__, __func__, ##__VA_ARGS__)
+
+#endif //CORE_LOGGER_H

include/macros.h

@@ -0,0 +1 @@
+#define STRLEN(s) ((sizeof(s)/sizeof(s[0])) - sizeof(s[0]))

include/models/controller.h

@@ -0,0 +1,53 @@
+#ifndef CORE_MODELS_CONTROLLER_H
+#define CORE_MODELS_CONTROLLER_H
+
+#include <uuid/uuid.h>
+#include <sqlite3.h>
+
+#include <constants.h>
+#include <cJSON.h>
+#include <helpers.h>
+#include <models/relay.h>
+
+#define IP_LENGTH 16
+
+typedef struct
+{
+    int id;
+    uuid_t uid;
+    char name[MAX_NAME_LENGTH + 1];
+    char ip[IP_LENGTH + 1];
+    int active;
+    int port;
+    int relay_count;
+    relay_t **relays;
+} controller_t;
+
+void
+controller_free(controller_t* contoller);
+
+int
+controller_save(controller_t* contoller);
+
+int
+controller_remove(controller_t* contoller);
+
+cJSON*
+controller_to_json(controller_t* contoller);
+
+controller_t*
+controller_get_by_id(int id);
+
+controller_t*
+controller_get_by_uid(uuid_t uid);
+
+controller_t**
+controller_get_all();
+
+int
+controller_command(int command_code, char *payload, uint32_t payload_size);
+
+void
+controller_free_list(controller_t **controllers_list);
+
+#endif /* CORE_MODELS_CONTROLLER_H */

include/models/junction_relay_schedule.h

@@ -0,0 +1,22 @@
+#ifndef CORE_MODELS_JUNCTION_RELAY_SCHEDULE_H
+#define CORE_MODELS_JUNCTION_RELAY_SCHEDULE_H
+
+int
+junction_relay_schedule_get_schedule_id(uint8_t weekday, int relay_id);
+
+int*
+junction_relay_schedule_get_relays_ids(int schedule_id);
+
+int
+junction_relay_schedule_insert(uint8_t weekday, int relay_id, int schedule_id);
+
+int
+junction_relay_schedule_remove(uint8_t weekday, int relay_id, int schedule_id);
+
+int
+junction_relay_schedule_remove_for_relay(int relay_id);
+
+int
+junction_relay_schedule_remove_for_schedule(int schedule_id);
+
+#endif /* CORE_MODELS_JUNCTION_RELAY_SCHEDULE_H */

include/models/junction_tag.h

@@ -0,0 +1,32 @@
+#ifndef CORE_MODELS_JUNCTION_TAG_H
+#define CORE_MODELS_JUNCTION_TAG_H
+
+int*
+junction_tag_get_relays_for_tag_id(int tag_id);
+
+int*
+junction_tag_get_schedules_for_tag_id(int tag_id);
+
+int*
+junction_tag_get_tags_for_relay_id(int relay_id);
+
+int*
+junction_tag_get_tags_for_schedule_id(int schedule_id);
+
+int
+junction_tag_insert(int tag_id, int relay_id, int schedule_id);
+
+int
+junction_tag_remove(int tag_id, int relay_id, int schedule_id);
+
+int
+junction_tag_remove_for_tag(int tag_id);
+
+int
+junction_tag_remove_for_relay(int relay_id);
+
+int
+junction_tag_remove_for_schedule(int schedule_id);
+
+
+#endif /* CORE_MODELS_JUNCTION_TAG_H */

include/models/period.h

@@ -0,0 +1,21 @@
+#ifndef CORE_PERIOD_H
+#define CORE_PERIOD_H
+
+#include <stdint.h>
+
+typedef struct
+{
+    uint16_t start;
+    uint16_t end;
+} period_t;
+
+period_t*
+period_create(uint16_t start, uint16_t end);
+
+int
+period_includes_time(period_t *period, uint16_t timestamp);
+
+int
+period_helper_parse_hhmm(const char *hhmm_str, uint16_t *hhmm);
+
+#endif /* CORE_PERIOD_H */

include/models/relay.h

@@ -0,0 +1,60 @@
+#ifndef CORE_RELAY_H
+#define CORE_RELAY_H
+
+#include <string.h>
+#include <uuid/uuid.h>
+
+#include <constants.h>
+#include <cJSON.h>
+#include <helpers.h>
+#include <database.h>
+#include <models/schedule.h>
+
+typedef struct
+{
+    int id;
+    char name[MAX_NAME_LENGTH + 1];
+    int number;
+    int controller_id;
+    int active_schedule_id;
+    schedule_t *active_schedule;
+    schedule_t *schedules[7];
+} relay_t;
+
+int
+relay_save();
+
+int
+relay_remove();
+
+void
+relay_reload_active_schedule(relay_t *relay);
+
+cJSON*
+relay_to_json();
+
+void
+relay_free(relay_t *relay);
+
+void
+relay_free_list(relay_t **relays_list);
+
+relay_t**
+relay_get_by_simple(const char *key, const void *value, intptr_t bind_func, int bind_func_param);
+
+relay_t*
+relay_get_by_id(int id);
+
+relay_t*
+relay_get_for_controller(int controller_id, int relay_num);
+
+relay_t**
+relay_get_with_schedule(int schedule_id);
+
+relay_t**
+relay_get_all();
+
+relay_t**
+relay_get_by_controller_id(int controller_id);
+
+#endif /* CORE_RELAY_H */

include/models/schedule.h

@@ -0,0 +1,67 @@
+#ifndef CORE_SCHEDULE_H
+#define CORE_SCHEDULE_H
+
+#include <uuid/uuid.h>
+
+#include <cJSON.h>
+#include <constants.h>
+#include <models/period.h>
+
+typedef struct
+{
+    int id;
+    uuid_t uid;
+    char name[MAX_NAME_LENGTH + 1];
+    uint16_t periods_count;
+    period_t *periods;
+} schedule_t;
+
+int
+schedule_save(schedule_t *schedule);
+
+int
+schedule_remove(schedule_t *schedule);
+
+int
+schedule_is_protected(schedule_t *schedule);
+
+void
+schedule_free(schedule_t *schedule);
+
+void
+schedule_free_list(schedule_t **schedule);
+
+cJSON*
+schedule_to_json(schedule_t *schedule);
+
+void
+schedule_free_list(schedule_t **schedules_list);
+
+uint16_t*
+schedule_periods_to_blob(schedule_t *schedule);
+
+schedule_t*
+schedule_get_by_id_or_off(int id);
+
+schedule_t*
+schedule_get_by_id(int id);
+
+schedule_t*
+schedule_get_by_uid_or_off(uuid_t uid);
+
+schedule_t*
+schedule_get_by_uid(uuid_t uid);
+
+schedule_t**
+schedule_get_relay_weekdays(int relay_id);
+
+schedule_t**
+schedule_get_all();
+
+int
+schedule_uid_parse(const char *uid_str, uuid_t result);
+
+void
+schedule_uid_unparse(const uuid_t uid, char *result);
+
+#endif /* CORE_SCHEDULE_H */

include/models/tag.h

@@ -0,0 +1,17 @@
+#ifndef CORE_MODELS_TAG_H
+#define CORE_MODELS_TAG_H
+
+int
+tag_save(int id, const char *tag);
+
+int
+tag_remove(int id);
+
+char*
+tag_get_tag(int id);
+
+int
+tag_get_id(const char* tag);
+
+
+#endif /* CORE_MODELS_TAG_H */

include/router.h

@@ -0,0 +1,73 @@
+#ifndef CORE_ROUTER_H
+#define CORE_ROUTER_H
+
+#include <mongoose.h>
+
+#define ENDPOINTS_MAX_COUNT 128
+
+typedef enum
+{
+    ENDPOINT_ARG_TYPE_INT,
+    ENDPOINT_ARG_TYPE_STR
+} endpoint_arg_type_e;
+
+typedef enum
+{
+    HTTP_METHOD_GET     = (1 << 0),
+    HTTP_METHOD_POST    = (1 << 1),
+    HTTP_METHOD_PUT     = (1 << 2),
+    HTTP_METHOD_DELETE  = (1 << 3),
+    HTTP_METHOD_OPTIONS = (1 << 4)
+} http_method_e;
+
+typedef struct
+{
+    endpoint_arg_type_e type;
+    union
+    {
+        int v_int;
+        const char *v_str;
+    } value;
+} endpoint_args_t;
+
+typedef struct
+{
+    int status_code;
+    const char *content_type;
+    size_t content_length;
+    const char *content;
+    int alloced_content;
+} endpoint_response_t;
+
+typedef void (*endpoint_func_f)(struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response);
+
+typedef struct
+{
+    const char *full_route;
+    char **route;
+    char *route_keeper;
+    int method;
+    int options;
+    endpoint_func_f func;
+    int trailing_slash;
+
+    int args_count;
+    endpoint_args_t *args;
+
+    int possible_route;
+    int args_found;
+} endpoint_t;
+
+void
+router_init();
+
+endpoint_t*
+router_register_endpoint(const char *route, int method, endpoint_func_f func);
+
+endpoint_t*
+router_find_endpoint(const char *uri_str, size_t uri_len, struct mg_str *method_str);
+
+void
+router_free();
+
+#endif /* CORE_ROUTER_H */

logger.c

@@ -0,0 +1,59 @@
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+
+#include <config.h>
+#include <logger.h>
+
+#define COLOR_TRACE COLOR_GREEN
+#define COLOR_DEBUG COLOR_BLUE
+#define COLOR_INFO COLOR_CYAN
+#define COLOR_WARN COLOR_YELLOW
+#define COLOR_ERROR COLOR_RED
+#define COLOR_FATAL COLOR_MAGENTA
+
+void
+logger_log(FILE *stream, log_level_t level, const char *filename, int line, const char *func, const char *msg, ...)
+{
+    if(global_config.log_level < level)
+    {
+        return;
+    }
+
+    switch(level)
+    {
+        case LOG_LEVEL_TRACE:
+            fprintf(stream, COLOR_TRACE "[TRACE] ");
+            break;
+        case LOG_LEVEL_DEBUG:
+            fprintf(stream, COLOR_DEBUG "[DEBUG] ");
+            break;
+        case LOG_LEVEL_INFO:
+            fprintf(stream, COLOR_INFO  "[INFO ] ");
+            break;
+        case LOG_LEVEL_WARN:
+            fprintf(stream, COLOR_WARN  "[WARN ] ");
+            break;
+        case LOG_LEVEL_ERROR:
+            fprintf(stream, COLOR_ERROR "[ERROR] ");
+            break;
+        case LOG_LEVEL_FATAL:
+            fprintf(stream, COLOR_FATAL "[FATAL] ");
+            break;
+        default:
+            fprintf(stream, COLOR_NONE  "[LOG  ] ");
+            break;
+    }
+
+    char timestamp_str[32];
+    time_t rawtime;
+    time(&rawtime);
+    strftime(timestamp_str, 32, "%Y-%m-%d %H:%M:%S", localtime(&rawtime));
+
+    fprintf(stream, "%s %s:%d:%s " COLOR_NONE, timestamp_str, filename, line, func);
+
+    va_list args;
+    va_start(args, msg);
+    vfprintf(stream, msg, args);
+    va_end(args);
+}

main.c

@@ -0,0 +1,109 @@
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <time.h>
+
+#include <mongoose.h>
+#include <router.h>
+#include <logger.h>
+#include <config.h>
+#include <database.h>
+#include <handlers.h>
+#include <enums.h>
+#include <helpers.h>
+#include <confini.h>
+#include <models/controller.h>
+
+static struct mg_mgr mgr;
+
+static void
+terminate(int signum)
+{
+    LOG_INFO("terminating controller (%d)\n", signum);
+
+    mg_mgr_free(&mgr);
+
+    sqlite3_close(global_database);
+
+    free(global_config.database);
+
+    router_free();
+
+    exit(signum);
+}
+
+/**
+ * @brief The main function
+ *
+ * @param argc UNUSED
+ * @param argv UNUSED
+ *
+ * @return Statuscode to indicate success (0) or failure (!0)
+ */
+int
+main(int argc, const char** argv)
+{
+    signal(SIGINT, terminate);
+    signal(SIGABRT, terminate);
+    signal(SIGTERM, terminate);
+
+
+    /******************** LOAD CONFIG ********************/
+
+    global_config.file = "core.ini";
+    global_config.log_level = LOG_LEVEL_INFO;
+
+    helper_parse_cli(argc, argv, &global_config);
+
+    FILE * const ini_file = fopen(global_config.file, "rb");
+    if(ini_file == NULL)
+    {
+        LOG_FATAL("config file '%s' was not found\n", global_config.file);
+        exit(1);
+    }
+    if(load_ini_file( ini_file, INI_DEFAULT_FORMAT, NULL, config_load, &global_config))
+    {
+        LOG_FATAL("unable to parse ini file\n");
+        exit(1);
+    }
+
+    fclose(ini_file);
+
+
+    /******************** SETUP DATABASE ********************/
+
+    int rc = sqlite3_open(global_config.database, &global_database);
+
+    if(rc) {
+        LOG_FATAL("can't open database: %s\n", sqlite3_errmsg(global_database));
+        return 1;
+    }
+
+    if(database_migrate())
+    {
+        terminate(1);
+    }
+
+    sqlite3_exec(global_database, "PRAGMA foreign_keys = ON", 0, 0, 0);
+
+
+    /******************** INIT ROUTER ********************/
+
+    router_init();
+
+
+    /******************** START MAIN LOOP ********************/
+
+    struct mg_connection *c;
+
+    mg_mgr_init(&mgr, NULL);
+    c = mg_bind(&mgr, global_config.server_port, handler_connection);
+    mg_set_protocol_http_websocket(c);
+
+    for (;;)
+    {
+        mg_mgr_poll(&mgr, 1000);
+    }
+
+    terminate(0);
+}

main.cc

@@ -1,74 +0,0 @@
-#include <drogon/drogon.h>
-#include <sqlite3.h>
-
-#include <models/controller_dbo.h>
-#include <csignal>
-
-#include "globals.h"
-#include "config.h"
-
-static void
-add_cors_headers(const drogon::HttpRequestPtr &requestPtr, const drogon::HttpResponsePtr &responsePtr)
-{
-    responsePtr->addHeader("Access-Control-Allow-Origin", "*");
-}
-
-static void
-terminate(int signum)
-{
-    LOG_INFO << "Terminating Server (" << signum << ")";
-
-    sqlite3_close(globals::db);
-
-    quick_exit(signum);
-}
-
-/*static void test()
-{
-    LOG_DEBUG << "LOOP";
-}*/
-
-int
-main(int argc, char** argv)
-{
-    signal(SIGINT, terminate);
-    signal(SIGABRT, terminate);
-    signal(SIGTERM, terminate);
-
-    const char* config_file_name = "config.json";
-
-    if(argc == 2)
-    {
-        config_file_name = argv[1];
-    }
-
-    //Load config file
-    drogon::app().loadConfigFile(config_file_name);
-
-    const char* db_name = drogon::app().instance().getCustomConfig()["db_name"].asCString();
-
-    /* Open database */
-    int rc = sqlite3_open(db_name, &globals::db);
-
-    if(rc) {
-        LOG_FATAL << "Can't open database: " << sqlite3_errmsg(globals::db);
-        return 1;
-    }
-
-    if(helpers::migrate_sql())
-    {
-        terminate(1);
-    }
-
-    drogon::app().registerPostHandlingAdvice(add_cors_headers);
-    drogon::app().instance().setCustom404Page(drogon::HttpResponse::newFileResponse("./static/index.html", "", drogon::CT_TEXT_HTML));
-
-    //drogon::app().getLoop()->runEvery(1, &test);
-
-    //Run HTTP framework,the method will block in the internal event loop
-
-    LOG_INFO << "Starting Emgauwa Core (" << config::version << ")";
-
-    drogon::app().run();
-    return 0;
-}

models/controller.c

@@ -0,0 +1,293 @@
+#include <stdlib.h>
+#include <string.h>
+#include <sqlite3.h>
+
+#include <cJSON.h>
+#include <logger.h>
+#include <database.h>
+#include <models/controller.h>
+#include <models/junction_tag.h>
+#include <models/tag.h>
+
+static int
+db_update_insert(controller_t *controller, sqlite3_stmt *stmt)
+{
+    int rc;
+
+    sqlite3_bind_int(stmt, 1, controller->id);
+    sqlite3_bind_blob(stmt, 2, controller->uid, sizeof(uuid_t), SQLITE_STATIC);
+    sqlite3_bind_text(stmt, 3, controller->name, -1, SQLITE_STATIC);
+    sqlite3_bind_text(stmt, 4, controller->ip, -1, SQLITE_STATIC);
+    sqlite3_bind_int(stmt, 5, controller->active);
+    sqlite3_bind_int(stmt, 6, controller->port);
+    sqlite3_bind_int(stmt, 7, controller->relay_count);
+
+    rc = sqlite3_step(stmt);
+
+    sqlite3_finalize(stmt);
+
+    return rc != SQLITE_DONE;
+}
+static controller_t*
+controller_db_select_mapper(sqlite3_stmt *stmt)
+{
+    controller_t *new_controller = malloc(sizeof(controller_t));
+    for(int i = 0; i < sqlite3_column_count(stmt); i++)
+    {
+        const char *name = sqlite3_column_name(stmt, i);
+        switch(name[0])
+        {
+            case 'a': // active
+                new_controller->active = (bool)sqlite3_column_int(stmt, i);
+                break;
+            case 'i':
+                switch(name[1])
+                {
+                    case 'd': // id
+                        new_controller->id = sqlite3_column_int(stmt, i);
+                        break;
+                    case 'p': // ip
+                        strncpy(new_controller->ip, (const char*)sqlite3_column_text(stmt, i), 16);
+                        break;
+                    default: // ignore columns not implemented
+                        break;
+                }
+                break;
+            case 'n': // name
+                strncpy(new_controller->name, (const char*)sqlite3_column_text(stmt, i), 127);
+                break;
+            case 'p': // port
+                new_controller->port = sqlite3_column_int(stmt, i);
+                break;
+            case 'r': // relay_count
+                new_controller->relay_count = sqlite3_column_int(stmt, i);
+                break;
+            case 'u': // uid
+                uuid_copy(new_controller->uid, (const unsigned char*)sqlite3_column_blob(stmt, i));
+                break;
+            default: // ignore columns not implemented
+                break;
+        }
+    }
+    new_controller->relays = relay_get_by_controller_id(new_controller->id);
+    return new_controller;
+}
+
+static controller_t**
+controller_db_select(sqlite3_stmt *stmt)
+{
+    controller_t **all_controllers = malloc(sizeof(controller_t*));
+
+    int row = 0;
+
+    while(true)
+    {
+        int s;
+
+        s = sqlite3_step(stmt);
+        if (s == SQLITE_ROW)
+        {
+            controller_t *new_controller = controller_db_select_mapper(stmt);
+            row++;
+
+            all_controllers = (controller_t**)realloc(all_controllers, sizeof(controller_t*) * (row + 1));
+            all_controllers[row - 1] = new_controller;
+        }
+        else
+        {
+            if(s == SQLITE_DONE)
+            {
+                break;
+            }
+            else
+            {
+                LOG_ERROR("error selecting controllers from database: %s\n", sqlite3_errstr(s));
+                break;
+            }
+        }
+    }
+    sqlite3_finalize(stmt);
+    all_controllers[row] = NULL;
+    return all_controllers;
+}
+
+int
+controller_save(controller_t *controller)
+{
+    sqlite3_stmt *stmt;
+    if(controller->id)
+    {
+        sqlite3_prepare_v2(global_database, "UPDATE controllers set uid = ?2, name = ?3, ip = ?4, active = ?5, port = ?6, relay_count = ?7 WHERE id = ?1;", -1, &stmt, NULL);
+    }
+    else
+    {
+        sqlite3_prepare_v2(global_database, "INSERT INTO controllers(uid, name, ip, active, port, relay_count) values (?2, ?3, ?4, ?5, ?6, ?7);", -1, &stmt, NULL);
+    }
+
+    int result = db_update_insert(controller, stmt);
+
+    if(result)
+    {
+        if(controller->id)
+        {
+            LOG_ERROR("error inserting data: %s\n", sqlite3_errmsg(global_database));
+        }
+        else
+        {
+            LOG_ERROR("error updating data: %s\n", sqlite3_errmsg(global_database));
+        }
+    }
+    else
+    {
+        if(!controller->id)
+        {
+            controller->id = sqlite3_last_insert_rowid(global_database);
+        }
+    }
+    return result;
+}
+
+int
+controller_remove(controller_t *controller)
+{
+    sqlite3_stmt *stmt;
+    if(!controller->id)
+    {
+        return 0;
+    }
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM controllers WHERE id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, controller->id);
+
+    int rc = sqlite3_step(stmt);
+
+    sqlite3_finalize(stmt);
+
+    return rc != SQLITE_DONE;
+}
+
+void
+controller_free(controller_t *controller)
+{
+    relay_free_list(controller->relays);
+    free(controller);
+}
+
+void
+controller_free_list(controller_t **controllers)
+{
+    for(int i = 0; controllers[i] != NULL; ++i)
+    {
+        controller_free(controllers[i]);
+    }
+    free(controllers);
+}
+
+cJSON*
+controller_to_json(controller_t *controller)
+{
+    cJSON *json = cJSON_CreateObject();
+
+    cJSON *json_name = cJSON_CreateString(controller->name);
+    if(json_name == NULL)
+    {
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "name", json_name);
+
+    char uuid_str[UUID_STR_LEN];
+    uuid_unparse(controller->uid, uuid_str);
+    cJSON *json_id = cJSON_CreateString(uuid_str);
+    if(json_name == NULL)
+    {
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "id", json_id);
+
+    cJSON *json_ip = cJSON_CreateString(controller->ip);
+    if(json_ip == NULL)
+    {
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "ip", json_ip);
+
+    cJSON *json_port = cJSON_CreateNumber(controller->port);
+    if(json_port == NULL)
+    {
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "port", json_port);
+
+    cJSON *json_relay_count = cJSON_CreateNumber(controller->relay_count);
+    if(json_relay_count == NULL)
+    {
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "relay_count", json_relay_count);
+
+    cJSON *json_active = cJSON_CreateBool(controller->active);
+    if(json_active == NULL)
+    {
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "active", json_active);
+
+    relay_t **relays = relay_get_by_controller_id(controller->id);
+    cJSON *json_relays = cJSON_CreateArray();
+    for(int i = 0; relays[i] != NULL; ++i)
+    {
+        cJSON_AddItemToArray(json_relays, relay_to_json(relays[i]));
+    }
+    cJSON_AddItemToObject(json, "relays", json_relays);
+    relay_free_list(relays);
+
+    return json;
+}
+
+controller_t*
+controller_get_by_id(int id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM controllers WHERE id = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, id);
+
+    controller_t **sql_result = controller_db_select(stmt);
+
+    controller_t *result = sql_result[0];
+    free(sql_result);
+
+    return result;
+}
+
+controller_t*
+controller_get_by_uid(uuid_t uid)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM controllers WHERE uid = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_blob(stmt, 1, uid, sizeof(uuid_t), SQLITE_STATIC);
+
+    controller_t **sql_result = controller_db_select(stmt);
+
+    controller_t *result = sql_result[0];
+    free(sql_result);
+
+    return result;
+}
+
+controller_t**
+controller_get_all()
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM controllers;", -1, &stmt, NULL);
+
+    return controller_db_select(stmt);
+}

models/controller_dbo.cc

@@ -1,263 +0,0 @@
-#include <cstdio>
-#include <cstring>
-#include <trantor/utils/Logger.h>
-#include <sys/socket.h>
-#include <unistd.h>
-#include <uuid/uuid.h>
-#include <helpers.h>
-#include <mpack.h>
-#include <enums.h>
-
-#include "controller_dbo.h"
-#include "globals.h"
-
-controller_dbo::~controller_dbo()
-{
-    if(this->relays)
-    {
-        relay_dbo::free_list(this->relays);
-    }
-}
-
-static bool controller_db_update_insert(controller_dbo *controller, sqlite3_stmt *stmt)
-{
-    int rc;
-
-    sqlite3_bind_blob(stmt, 1, controller->id, sizeof(uuid_t), SQLITE_STATIC);
-    sqlite3_bind_text(stmt, 2, controller->name, -1, SQLITE_STATIC);
-    sqlite3_bind_text(stmt, 3, controller->ip, -1, SQLITE_STATIC);
-    sqlite3_bind_int(stmt, 4, controller->active);
-    sqlite3_bind_int(stmt, 5, controller->port);
-    sqlite3_bind_int(stmt, 6, controller->relay_count);
-
-    rc = sqlite3_step(stmt);
-    if (rc != SQLITE_DONE)
-    {
-        printf("ERROR inserting data: %s\n", sqlite3_errmsg(globals::db));
-        return false;
-    }
-
-    sqlite3_finalize(stmt);
-
-    return true;
-}
-
-static controller_dbo*
-controller_db_select_mapper(sqlite3_stmt *stmt)
-{
-    auto *new_controller = new controller_dbo();
-    for(int i = 0; i < sqlite3_column_count(stmt); i++)
-    {
-        const char *name = sqlite3_column_name(stmt, i);
-        switch(name[0])
-        {
-            case 'a': // active
-                new_controller->active = (bool)sqlite3_column_int(stmt, i);
-                break;
-            case 'i':
-                switch(name[1])
-                {
-                    case 'd': // id
-                        uuid_copy(new_controller->id, (const unsigned char*)sqlite3_column_blob(stmt, i));
-                        break;
-                    case 'p': // ip
-                        strncpy(new_controller->ip, (const char*)sqlite3_column_text(stmt, i), 16);
-                        break;
-                    default: // ignore columns not implemented
-                        break;
-                }
-                break;
-            case 'n': // name
-                strncpy(new_controller->name, (const char*)sqlite3_column_text(stmt, i), 127);
-                break;
-            case 'p': // port
-                new_controller->port = sqlite3_column_int(stmt, i);
-                break;
-            case 'r': // relay_count
-                new_controller->relay_count = sqlite3_column_int(stmt, i);
-                break;
-            default: // ignore columns not implemented
-                break;
-        }
-    }
-    return new_controller;
-}
-
-static controller_dbo**
-controller_db_select(sqlite3_stmt *stmt)
-{
-    auto **all_controllers = (controller_dbo**)malloc(sizeof(controller_dbo*));
-
-    int row = 0;
-
-    while(true)
-    {
-        int s;
-
-        s = sqlite3_step(stmt);
-        if (s == SQLITE_ROW)
-        {
-            controller_dbo *new_controller = controller_db_select_mapper(stmt);
-            new_controller->relays = relay_dbo::get_by_simple("controller_id", new_controller->id, (intptr_t)&sqlite3_bind_blob, sizeof(uuid_t));
-            row++;
-
-            all_controllers = (controller_dbo**)realloc(all_controllers, sizeof(controller_dbo*) * (row + 1));
-            all_controllers[row - 1] = new_controller;
-        }
-        else
-        {
-            if (s == SQLITE_DONE)
-            {
-                break;
-            }
-            else
-            {
-                LOG_ERROR << "Error Selecting controllers from database";
-                sqlite3_finalize(stmt);
-                return nullptr;
-            }
-        }
-    }
-
-    sqlite3_finalize(stmt);
-    all_controllers[row] = nullptr;
-
-    return all_controllers;
-}
-
-bool
-controller_dbo::update()
-{
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "UPDATE controllers set name = ?2, ip = ?3, active = ?4, port = ?5, relay_count = ?6 WHERE id = ?1;", -1, &stmt, nullptr);
-
-    return controller_db_update_insert(this, stmt);
-}
-
-bool
-controller_dbo::insert()
-{
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "INSERT INTO controllers(id, name, ip, active, port, relay_count) values (?1, ?2, ?3, ?4, ?5, ?6);", -1, &stmt, nullptr);
-
-    return controller_db_update_insert(this, stmt);
-}
-
-bool
-controller_dbo::remove()
-{
-    sqlite3_stmt *stmt;
-    int rc;
-
-    sqlite3_prepare_v2(globals::db, "DELETE FROM controllers WHERE id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_blob(stmt, 1, this->id, sizeof(uuid_t), SQLITE_STATIC);
-    rc = sqlite3_step(stmt);
-    sqlite3_finalize(stmt);
-
-    return rc == SQLITE_DONE;
-
-}
-
-Json::Value
-controller_dbo::to_json()
-{
-    char id_str[37];
-    uuid_unparse(this->id, id_str);
-    Json::Value controller_json;
-    controller_json["name"] = this->name;
-    controller_json["id"] = id_str;
-    controller_json["ip"] = this->ip;
-    controller_json["relay_count"] = this->relay_count;
-    controller_json["active"] = this->active;
-
-
-    controller_json["relays"] = Json::arrayValue;
-
-    for(int i = 0; this->relays[i] != nullptr; i++)
-    {
-        controller_json["relays"].append(this->relays[i]->to_json());
-    }
-
-    return controller_json;
-}
-
-controller_dbo**
-controller_dbo::get_all()
-{
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "SELECT * FROM controllers;", -1, &stmt, nullptr);
-
-    return controller_db_select(stmt);
-}
-
-controller_dbo**
-controller_dbo::get_by_simple(const char *key, const void *value, intptr_t bind_func, int bind_func_param)
-{
-    helpers::sql_filter_builder *filters[1];
-    helpers::sql_filter_builder filter
-            {
-                    key,
-                    value,
-                    bind_func,
-                    bind_func_param,
-                    ";"
-            };
-    filters[0] = &filter;
-    sqlite3_stmt *stmt = helpers::create_sql_filtered_query("SELECT * FROM controllers WHERE", filters);
-
-    return controller_db_select(stmt);
-}
-
-controller_dbo**
-controller_dbo::get_by(helpers::sql_filter_builder **filters)
-{
-    sqlite3_stmt *stmt = helpers::create_sql_filtered_query("SELECT * FROM controllers WHERE", filters);
-
-    return controller_db_select(stmt);
-}
-
-bool
-controller_dbo::command(int command_code, char *payload, uint32_t payload_size)
-{
-    LOG_DEBUG << "Commanding " << command_code;
-
-    int bytes_transferred;
-    char port_str[6];
-    sprintf(port_str, "%d", this->port);
-
-    int fd_controller = helpers::open_tcp_connection(this->ip, port_str);
-
-    if(fd_controller == -1)
-    {
-        LOG_ERROR << "Can't open command socket " << this->ip << ":" << port_str;
-        return false;
-    }
-
-    if((bytes_transferred = send(fd_controller, &payload_size, sizeof(payload_size), 0)) <= 0)
-    {
-        LOG_ERROR << "error during sending size";
-        return false;
-    }
-    if((bytes_transferred = send(fd_controller, payload, payload_size, 0)) <= 0)
-    {
-        LOG_ERROR << "error during sending";
-        return false;
-    }
-
-    close(fd_controller);
-
-    return true;
-}
-
-void
-controller_dbo::free_list(controller_dbo **controllers_list)
-{
-    for(int i = 0; controllers_list[i] != nullptr; i++)
-    {
-        delete controllers_list[i];
-    }
-    free(controllers_list);
-}

models/controller_dbo.h

@@ -1,54 +0,0 @@
-#ifndef EMGAUWA_CORE_controller_DBO_H
-#define EMGAUWA_CORE_controller_DBO_H
-
-#include <string>
-#include <uuid/uuid.h>
-#include <sqlite3.h>
-#include <json/value.h>
-#include <helpers.h>
-#include "relay_dbo.h"
-
-class controller_dbo
-{
-public:
-
-    uuid_t id;
-    char name[128];
-    char ip[17];
-    bool active;
-    int port;
-    int relay_count;
-    relay_dbo **relays;
-
-    ~controller_dbo();
-
-    bool
-    update();
-
-    bool
-    insert();
-
-    bool
-    remove();
-
-    Json::Value
-    to_json();
-
-    static controller_dbo**
-    get_by_simple(const char *key, const void *value, intptr_t bind_func, int bind_func_param);
-
-    static controller_dbo**
-    get_by(helpers::sql_filter_builder **filters);
-
-    static controller_dbo**
-    get_all();
-
-    bool
-    command(int command_code, char *payload, uint32_t payload_size);
-
-    static void
-    free_list(controller_dbo **controllers_list);
-};
-
-
-#endif //EMGAUWA_CORE_controller_DBO_H

models/junction_relay_schedule.c

@@ -0,0 +1,145 @@
+#include <stdlib.h>
+#include <stdint.h>
+#include <stddef.h>
+
+#include <models/junction_relay_schedule.h>
+#include <logger.h>
+#include <database.h>
+
+int
+junction_relay_schedule_insert(uint8_t weekday, int relay_id, int schedule_id)
+{
+    int rc;
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "INSERT INTO junction_relay_schedule(weekday, schedule_id, relay_id) values (?1, ?2, ?3);", -1, &stmt, NULL);
+
+    sqlite3_bind_int(stmt, 1, weekday);
+    sqlite3_bind_int(stmt, 2, schedule_id);
+    sqlite3_bind_int(stmt, 3, relay_id);
+
+    rc = sqlite3_step(stmt);
+    if (rc != SQLITE_DONE)
+    {
+        LOG_ERROR("error inserting data: %s", sqlite3_errmsg(global_database));
+        return false;
+    }
+
+    sqlite3_finalize(stmt);
+
+    return true;
+}
+
+static int*
+get_ids(sqlite3_stmt *stmt)
+{
+    int *ids = malloc(sizeof(int));
+    int new_id;
+
+    int row = 0;
+
+    while(true)
+    {
+        int s;
+
+        s = sqlite3_step(stmt);
+        if (s == SQLITE_ROW)
+        {
+            new_id = sqlite3_column_int(stmt, 0);
+            row++;
+
+            ids = (int*)realloc(ids, sizeof(int) * (row + 1));
+            ids[row - 1] = new_id;
+        }
+        else
+        {
+            if (s == SQLITE_DONE)
+            {
+                break;
+            }
+            else
+            {
+                LOG_ERROR("error selecting junction ids from database: %s\n", sqlite3_errstr(s));
+                sqlite3_finalize(stmt);
+                return NULL;
+            }
+        }
+    }
+
+    sqlite3_finalize(stmt);
+    ids[row] = 0;
+
+    return ids;
+}
+
+int
+junction_relay_schedule_get_schedule_id(uint8_t weekday, int relay_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT schedule_id FROM junction_relay_schedule WHERE weekday=?1 AND relay_id=?2 LIMIT 1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, weekday);
+    sqlite3_bind_int(stmt, 2, relay_id);
+
+    int *id_list = get_ids(stmt); 
+    int result = id_list[0];
+
+    free(id_list);
+    return result;
+}
+
+int*
+junction_relay_schedule_get_relays_ids(int schedule_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT relay_id FROM junction_relay_schedule WHERE schedule_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, schedule_id);
+
+    return get_ids(stmt);
+}
+
+int
+junction_relay_schedule_remove(uint8_t weekday, int relay_id, int schedule_id)
+{
+    sqlite3_stmt *stmt;
+    int rc;
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM junction_relay_schedule WHERE weekday=?1 AND schedule_id=?2 AND relay_id=?3;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, weekday);
+    sqlite3_bind_int(stmt, 2, schedule_id);
+    sqlite3_bind_int(stmt, 3, relay_id);
+    rc = sqlite3_step(stmt);
+    sqlite3_finalize(stmt);
+
+    return rc == SQLITE_DONE;
+}
+
+int
+junction_relay_schedule_remove_for_relay(int relay_id)
+{
+    sqlite3_stmt *stmt;
+    int rc;
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM junction_relay_schedule WHERE relay_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, relay_id);
+    rc = sqlite3_step(stmt);
+    sqlite3_finalize(stmt);
+
+    return rc == SQLITE_DONE;
+}
+
+int
+junction_relay_schedule_remove_for_schedule(int schedule_id)
+{
+    sqlite3_stmt *stmt;
+    int rc;
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM junction_relay_schedule WHERE schedule_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, schedule_id);
+    rc = sqlite3_step(stmt);
+    sqlite3_finalize(stmt);
+
+    return rc == SQLITE_DONE;
+}
+

models/junction_relay_schedule_dbo.cc

@@ -1,112 +0,0 @@
-#include <cstdio>
-#include <cstring>
-#include <trantor/utils/Logger.h>
-#include <helpers.h>
-#include "junction_relay_schedule_dbo.h"
-#include "globals.h"
-
-bool
-junction_relay_schedule_dbo::insert(uint8_t weekday, int relay_id, int schedule_id)
-{
-    int rc;
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "INSERT INTO junction_relay_schedule(weekday, schedule_id, relay_id) values (?1, ?2, ?3);", -1, &stmt, nullptr);
-
-    sqlite3_bind_int(stmt, 1, weekday);
-    sqlite3_bind_int(stmt, 2, schedule_id);
-    sqlite3_bind_int(stmt, 3, relay_id);
-
-    rc = sqlite3_step(stmt);
-    if (rc != SQLITE_DONE)
-    {
-        printf("ERROR inserting data: %s\n", sqlite3_errmsg(globals::db));
-        return false;
-    }
-
-    sqlite3_finalize(stmt);
-
-    return true;
-}
-
-int
-junction_relay_schedule_dbo::get_schedule_id(uint8_t weekday, int relay_id)
-{
-    int result = 0;
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "SELECT schedule_id FROM junction_relay_schedule WHERE weekday=?1 AND relay_id=?2 LIMIT 1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, weekday);
-    sqlite3_bind_int(stmt, 2, relay_id);
-
-    while(true)
-    {
-        int s;
-
-        s = sqlite3_step(stmt);
-        if (s == SQLITE_ROW)
-        {
-            result = sqlite3_column_int(stmt, 0);
-        }
-        else
-        {
-            if (s == SQLITE_DONE)
-            {
-                break;
-            }
-            else
-            {
-                LOG_ERROR << "Error Selecting relays from database: " << sqlite3_errstr(s);
-                break;
-            }
-        }
-    }
-
-    sqlite3_finalize(stmt);
-
-    return result;
-}
-
-bool
-junction_relay_schedule_dbo::remove(uint8_t weekday, int relay_id, int schedule_id)
-{
-    sqlite3_stmt *stmt;
-    int rc;
-
-    sqlite3_prepare_v2(globals::db, "DELETE FROM junction_relay_schedule WHERE weekday=?1 AND schedule_id=?2 AND relay_id=?3;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, weekday);
-    sqlite3_bind_int(stmt, 2, schedule_id);
-    sqlite3_bind_int(stmt, 3, relay_id);
-    rc = sqlite3_step(stmt);
-    sqlite3_finalize(stmt);
-
-    return rc == SQLITE_DONE;
-}
-
-bool
-junction_relay_schedule_dbo::remove_for_relay(int relay_id)
-{
-    sqlite3_stmt *stmt;
-    int rc;
-
-    sqlite3_prepare_v2(globals::db, "DELETE FROM junction_relay_schedule WHERE relay_id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, relay_id);
-    rc = sqlite3_step(stmt);
-    sqlite3_finalize(stmt);
-
-    return rc == SQLITE_DONE;
-}
-
-bool
-junction_relay_schedule_dbo::remove_for_schedule(int schedule_id)
-{
-    sqlite3_stmt *stmt;
-    int rc;
-
-    sqlite3_prepare_v2(globals::db, "DELETE FROM junction_relay_schedule WHERE schedule_id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, schedule_id);
-    rc = sqlite3_step(stmt);
-    sqlite3_finalize(stmt);
-
-    return rc == SQLITE_DONE;
-}

models/junction_relay_schedule_dbo.h

@@ -1,29 +0,0 @@
-#ifndef EMGAUWA_CORE_JUNCTION_RELAY_SCHEDULE_DBO_H
-#define EMGAUWA_CORE_JUNCTION_RELAY_SCHEDULE_DBO_H
-
-#include <string>
-#include <sqlite3.h>
-#include <json/value.h>
-#include <uuid/uuid.h>
-#include <helpers.h>
-
-namespace junction_relay_schedule_dbo
-{
-    int
-    get_schedule_id(uint8_t weekday, int relay_id);
-
-    bool
-    insert(uint8_t weekday, int relay_id, int schedule_id);
-
-    bool
-    remove(uint8_t weekday, int relay_id, int schedule_id);
-
-    bool
-    remove_for_relay(int relay_id);
-
-    bool
-    remove_for_schedule(int schedule_id);
-};
-
-
-#endif //EMGAUWA_CORE_JUNCTION_RELAY_SCHEDULE_DBO_H

models/junction_tag.c

@@ -0,0 +1,194 @@
+#include <stdlib.h>
+#include <stddef.h>
+
+#include <sqlite3.h>
+#include <logger.h>
+#include <models/junction_tag.h>
+#include <database.h>
+
+int
+junction_tag_insert(int tag_id, int relay_id, int schedule_id)
+{
+    int rc;
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "INSERT INTO junction_tag(tag_id, schedule_id, relay_id) values (?1, ?2, ?3);", -1, &stmt, NULL);
+
+    sqlite3_bind_int(stmt, 1, tag_id);
+
+    if(schedule_id)
+    {
+        sqlite3_bind_int(stmt, 2, schedule_id);
+    }
+    else
+    {
+        sqlite3_bind_null(stmt, 2);
+    }
+
+    if(relay_id)
+    {
+        sqlite3_bind_int(stmt, 3, relay_id);
+    }
+    else
+    {
+        sqlite3_bind_null(stmt, 3);
+    }
+
+    rc = sqlite3_step(stmt);
+    if (rc != SQLITE_DONE)
+    {
+        printf("ERROR inserting data: %s\n", sqlite3_errmsg(global_database));
+        return false;
+    }
+
+    sqlite3_finalize(stmt);
+
+    return true;
+}
+
+static int*
+get_ids(sqlite3_stmt *stmt)
+{
+    int *ids = malloc(sizeof(int));
+    int new_id;
+
+    int row = 0;
+
+    while(true)
+    {
+        int s;
+
+        s = sqlite3_step(stmt);
+        if (s == SQLITE_ROW)
+        {
+            new_id = sqlite3_column_int(stmt, 0);
+            if(new_id != 0) // found row for other target (relay <> schedule)
+            {
+                row++;
+
+                ids = (int*)realloc(ids, sizeof(int) * (row + 1));
+                ids[row - 1] = new_id;
+            }
+        }
+        else
+        {
+            if (s == SQLITE_DONE)
+            {
+                break;
+            }
+            else
+            {
+                LOG_ERROR("error selecting relays from database: %s\n", sqlite3_errstr(s));
+                sqlite3_finalize(stmt);
+                return NULL;
+            }
+        }
+    }
+
+    sqlite3_finalize(stmt);
+    ids[row] = 0;
+
+    return ids;
+}
+
+int*
+junction_tag_get_relays_for_tag_id(int tag_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT relay_id FROM junction_tag WHERE tag_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, tag_id);
+
+    return get_ids(stmt);
+}
+
+int*
+junction_tag_get_schedules_for_tag_id(int tag_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT schedule_id FROM junction_tag WHERE tag_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, tag_id);
+
+    return get_ids(stmt);
+}
+
+int*
+junction_tag_get_tags_for_relay_id(int relay_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT tag_id FROM junction_tag WHERE relay_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, relay_id);
+
+    return get_ids(stmt);
+}
+
+int*
+junction_tag_get_tags_for_schedule_id(int schedule_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT tag_id FROM junction_tag WHERE schedule_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, schedule_id);
+
+    return get_ids(stmt);
+}
+
+int
+junction_tag_remove(int tag_id, int relay_id, int schedule_id)
+{
+    sqlite3_stmt *stmt;
+    int rc;
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM junction_tag WHERE tag_id=?1 AND schedule_id=?2 AND relay_id=?3;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, tag_id);
+    sqlite3_bind_int(stmt, 2, schedule_id);
+    sqlite3_bind_int(stmt, 3, relay_id);
+    rc = sqlite3_step(stmt);
+    sqlite3_finalize(stmt);
+
+    return rc == SQLITE_DONE;
+}
+
+int
+junction_tag_remove_for_tag(int tag_id)
+{
+    sqlite3_stmt *stmt;
+    int rc;
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM junction_tag WHERE tag_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, tag_id);
+    rc = sqlite3_step(stmt);
+    sqlite3_finalize(stmt);
+
+    return rc == SQLITE_DONE;
+}
+
+int
+junction_tag_remove_for_relay(int relay_id)
+{
+    sqlite3_stmt *stmt;
+    int rc;
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM junction_tag WHERE relay_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, relay_id);
+    rc = sqlite3_step(stmt);
+    sqlite3_finalize(stmt);
+
+    return rc == SQLITE_DONE;
+}
+
+int
+junction_tag_remove_for_schedule(int schedule_id)
+{
+    sqlite3_stmt *stmt;
+    int rc;
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM junction_tag WHERE schedule_id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, schedule_id);
+    rc = sqlite3_step(stmt);
+    sqlite3_finalize(stmt);
+
+    return rc == SQLITE_DONE;
+}

models/junction_tag_dbo.cc

@@ -1,174 +0,0 @@
-#include <cstdio>
-#include <cstring>
-#include <trantor/utils/Logger.h>
-#include <helpers.h>
-#include "junction_tag_dbo.h"
-#include "globals.h"
-
-bool
-junction_tag_dbo::insert(int tag_id, int relay_id, int schedule_id)
-{
-    int rc;
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "INSERT INTO junction_tag(tag_id, schedule_id, relay_id) values (?1, ?2, ?3);", -1, &stmt, nullptr);
-
-    sqlite3_bind_int(stmt, 1, tag_id);
-    sqlite3_bind_int(stmt, 2, schedule_id);
-    sqlite3_bind_int(stmt, 3, relay_id);
-
-    rc = sqlite3_step(stmt);
-    if (rc != SQLITE_DONE)
-    {
-        printf("ERROR inserting data: %s\n", sqlite3_errmsg(globals::db));
-        return false;
-    }
-
-    sqlite3_finalize(stmt);
-
-    return true;
-}
-
-static int*
-get_ids(sqlite3_stmt *stmt)
-{
-    auto *ids = (int*)malloc(sizeof(int));
-    int new_id;
-
-    int row = 0;
-
-    while(true)
-    {
-        int s;
-
-        s = sqlite3_step(stmt);
-        if (s == SQLITE_ROW)
-        {
-            new_id = sqlite3_column_int(stmt, 0);
-            row++;
-
-            ids = (int*)realloc(ids, sizeof(int) * (row + 1));
-            ids[row - 1] = new_id;
-        }
-        else
-        {
-            if (s == SQLITE_DONE)
-            {
-                break;
-            }
-            else
-            {
-                LOG_ERROR << "Error Selecting relays from database: " << sqlite3_errstr(s);
-                sqlite3_finalize(stmt);
-                return nullptr;
-            }
-        }
-    }
-
-    sqlite3_finalize(stmt);
-    ids[row] = 0;
-
-    return ids;
-}
-
-int*
-junction_tag_dbo::get_relays_for_tag_id(int tag_id)
-{
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "SELECT relay_id FROM junction_tag WHERE tag_id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, tag_id);
-
-    return get_ids(stmt);
-}
-
-int*
-junction_tag_dbo::get_schedules_for_tag_id(int tag_id)
-{
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "SELECT schedule_id FROM junction_tag WHERE tag_id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, tag_id);
-
-    return get_ids(stmt);
-}
-
-int*
-junction_tag_dbo::get_tags_for_relay_id(int relay_id)
-{
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "SELECT tag_id FROM junction_tag WHERE relay_id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, relay_id);
-
-    return get_ids(stmt);
-}
-
-int*
-junction_tag_dbo::get_tags_for_schedule_id(int schedule_id)
-{
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "SELECT tag_id FROM junction_tag WHERE schedule_id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, schedule_id);
-
-    return get_ids(stmt);
-}
-
-bool
-junction_tag_dbo::remove(int tag_id, int relay_id, int schedule_id)
-{
-    sqlite3_stmt *stmt;
-    int rc;
-
-    sqlite3_prepare_v2(globals::db, "DELETE FROM junction_tag WHERE tag_id=?1 AND schedule_id=?2 AND relay_id=?3;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, tag_id);
-    sqlite3_bind_int(stmt, 2, schedule_id);
-    sqlite3_bind_int(stmt, 3, relay_id);
-    rc = sqlite3_step(stmt);
-    sqlite3_finalize(stmt);
-
-    return rc == SQLITE_DONE;
-}
-
-bool
-junction_tag_dbo::remove_for_tag(int tag_id)
-{
-    sqlite3_stmt *stmt;
-    int rc;
-
-    sqlite3_prepare_v2(globals::db, "DELETE FROM junction_tag WHERE tag_id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, tag_id);
-    rc = sqlite3_step(stmt);
-    sqlite3_finalize(stmt);
-
-    return rc == SQLITE_DONE;
-}
-
-bool
-junction_tag_dbo::remove_for_relay(int relay_id)
-{
-    sqlite3_stmt *stmt;
-    int rc;
-
-    sqlite3_prepare_v2(globals::db, "DELETE FROM junction_tag WHERE relay_id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, relay_id);
-    rc = sqlite3_step(stmt);
-    sqlite3_finalize(stmt);
-
-    return rc == SQLITE_DONE;
-}
-
-bool
-junction_tag_dbo::remove_for_schedule(int schedule_id)
-{
-    sqlite3_stmt *stmt;
-    int rc;
-
-    sqlite3_prepare_v2(globals::db, "DELETE FROM junction_tag WHERE schedule_id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, schedule_id);
-    rc = sqlite3_step(stmt);
-    sqlite3_finalize(stmt);
-
-    return rc == SQLITE_DONE;
-}

models/junction_tag_dbo.h

@@ -1,41 +0,0 @@
-#ifndef EMGAUWA_CORE_JUNCTION_TAG_DBO_H
-#define EMGAUWA_CORE_JUNCTION_TAG_DBO_H
-
-#include <string>
-#include <sqlite3.h>
-#include <json/value.h>
-#include <uuid/uuid.h>
-#include <helpers.h>
-
-namespace junction_tag_dbo
-{
-    int*
-    get_relays_for_tag_id(int tag_id);
-
-    int*
-    get_schedules_for_tag_id(int tag_id);
-
-    int*
-    get_tags_for_relay_id(int relay_id);
-
-    int*
-    get_tags_for_schedule_id(int schedule_id);
-
-    bool
-    insert(int tag_id, int relay_id, int schedule_id);
-
-    bool
-    remove(int tag_id, int relay_id, int schedule_id);
-
-    bool
-    remove_for_tag(int tag_id);
-
-    bool
-    remove_for_relay(int relay_id);
-
-    bool
-    remove_for_schedule(int schedule_id);
-};
-
-
-#endif //EMGAUWA_CORE_JUNCTION_TAG_DBO_H

models/period.c

@@ -0,0 +1,37 @@
+#include <stddef.h>
+#include <string.h>
+#include <stdlib.h>
+#include <errno.h>
+
+#include <models/period.h>
+
+int
+period_helper_parse_hhmm(const char *hhmm_str, uint16_t *hhmm)
+{
+    if(strlen(hhmm_str) != 5)
+    {
+        return 1;
+    }
+    if(hhmm_str[2] != ':')
+    {
+        return 1;
+    }
+    for(int i = 0; i < 5; ++i)
+    {
+        if(i != 2)
+        {
+            if(hhmm_str[i] < '0' || hhmm_str[i] > '9')
+            {
+                return 1;
+            }
+        }
+    }
+
+    uint16_t tmp_h, tmp_m;
+    tmp_h = (uint16_t)strtol(&hhmm_str[0], NULL, 10);
+    tmp_m = (uint16_t)strtol(&hhmm_str[3], NULL, 10);
+
+    *hhmm = (tmp_h * 60) + tmp_m;
+
+    return 0;
+}

models/period.cc

@@ -1,39 +0,0 @@
-#include <cstdio>
-#include <cstdint>
-#include "period.h"
-
-period::period(uint16_t start, uint16_t end)
-{
-    this->start = start;
-    this->end = end;
-}
-
-Json::Value
-period::to_json()
-{
-    Json::Value result;
-
-    char start_str[8], end_str[8];
-
-    sprintf(start_str, "%02d:%02d", this->start / 60, this->start % 60);
-    sprintf(end_str, "%02d:%02d", this->end / 60, this->end % 60);
-
-    result["start"] = std::string(start_str);
-    result["end"] = std::string(end_str);
-
-    return result;
-}
-
-bool
-period::is_in_period(uint16_t timestamp)
-{
-    if(this->start < this->end)
-    {
-        return this->start <= timestamp and timestamp <= this->end;
-    }
-    if(this->start > this->end)
-    {
-        return this->end <= timestamp and timestamp <= this->start;
-    }
-    return this->start == timestamp;
-}

models/period.h

@@ -1,23 +0,0 @@
-#ifndef EMGAUWA_CORE_PERIOD_H
-#define EMGAUWA_CORE_PERIOD_H
-
-
-#include <json/json.h>
-
-class period
-{
-public:
-    uint16_t start;
-    uint16_t end;
-
-    period(uint16_t start, uint16_t end);
-
-    Json::Value
-    to_json();
-
-    bool
-    is_in_period(uint16_t timestamp);
-};
-
-
-#endif //EMGAUWA_CORE_PERIOD_H

models/period_list.cc

@@ -1,70 +0,0 @@
-#include <cstdint>
-#include <cstdlib>
-#include "period_list.h"
-
-period_list::period_list()
-{
-    this->periods = (period**)malloc(0);
-    this->length = 0;
-}
-
-period_list::period_list(const uint16_t* periods_blob)
-{
-    this->length = periods_blob[0];
-    this->periods = (period**)malloc(sizeof(period*) * this->length);
-
-    for(int i = 0; i < length; i++)
-    {
-        auto new_period = new period(periods_blob[(i * 2) + 1], periods_blob[(i * 2) + 2]);
-        periods[i] = new_period;
-    }
-}
-
-period_list::period_list(period **periods, uint16_t length)
-{
-    this->periods = periods;
-    this->length = length;
-}
-
-period_list::~period_list()
-{
-    for(int i = 0; i < length; i++)
-    {
-        delete this->periods[i];
-    }
-    free(this->periods);
-}
-
-void
-period_list::add_period(uint16_t start, uint16_t end)
-{
-    this->length++;
-    this->periods = (period**)realloc(this->periods, sizeof(period*) * this->length);
-    this->periods[this->length - 1] = new period(start, end);
-}
-
-Json::Value
-period_list::to_json()
-{
-    Json::Value result(Json::arrayValue);
-    for(int i = 0; i < this->length; i++)
-    {
-        result.append(this->periods[i]->to_json());
-    }
-    return result;
-}
-
-uint16_t*
-period_list::to_blob()
-{
-    auto result = (uint16_t*)malloc(sizeof(uint16_t) * ((this->length * 2) + 1));
-
-    result[0] = this->length;
-
-    for(int i = 0; i < this->length; i++)
-    {
-        result[(i * 2) + 1] = this->periods[i]->start;
-        result[(i * 2) + 2] = this->periods[i]->end;
-    }
-    return result;
-}

models/period_list.h

@@ -1,28 +0,0 @@
-#ifndef EMGAUWA_CORE_PERIOD_LIST_H
-#define EMGAUWA_CORE_PERIOD_LIST_H
-
-#include <json/json.h>
-#include "period.h"
-
-class period_list
-{
-public:
-    period **periods;
-    uint16_t length;
-
-    period_list();
-    explicit period_list(const uint16_t *periods_blob);
-    period_list(period **periods, uint16_t length);
-    ~period_list();
-
-    void
-    add_period(uint16_t start, uint16_t end);
-
-    Json::Value
-    to_json();
-
-    uint16_t*
-    to_blob();
-};
-
-#endif //EMGAUWA_CORE_PERIOD_LIST_H

models/relay.c

@@ -0,0 +1,376 @@
+#include <stdlib.h>
+#include <string.h>
+#include <sqlite3.h>
+
+#include <cJSON.h>
+#include <logger.h>
+#include <database.h>
+#include <models/relay.h>
+#include <models/controller.h>
+#include <models/schedule.h>
+#include <models/junction_tag.h>
+#include <models/junction_relay_schedule.h>
+#include <models/tag.h>
+
+static int
+db_update_insert(relay_t *relay, sqlite3_stmt *stmt)
+{
+    int rc;
+
+    sqlite3_bind_int(stmt, 1, relay->id);
+    sqlite3_bind_int(stmt, 2, relay->number);
+    sqlite3_bind_text(stmt, 3, relay->name, -1, SQLITE_STATIC);
+    sqlite3_bind_int(stmt, 4, relay->controller_id);
+
+    rc = sqlite3_step(stmt);
+
+    sqlite3_finalize(stmt);
+
+    return rc != SQLITE_DONE;
+}
+static relay_t*
+relay_db_select_mapper(sqlite3_stmt *stmt)
+{
+    relay_t *new_relay = malloc(sizeof(relay_t));
+    for(int i = 0; i < sqlite3_column_count(stmt); i++)
+    {
+        const char *name = sqlite3_column_name(stmt, i);
+        switch(name[0])
+        {
+            case 'c': // controller_id
+                new_relay->controller_id = sqlite3_column_int(stmt, i);
+                break;
+            case 'i':
+                new_relay->id = sqlite3_column_int(stmt, i);
+                break;
+            case 'n':
+                switch(name[1])
+                {
+                    case 'a': // name
+                        strncpy(new_relay->name, (const char*)sqlite3_column_text(stmt, i), 127);
+                        break;
+                    case 'u': // number
+                        new_relay->number = sqlite3_column_int(stmt, i);
+                        break;
+                    default:
+                        break;
+                }
+                break;
+            default: // ignore columns not implemented
+                break;
+        }
+    }
+
+    schedule_t **schedules = schedule_get_relay_weekdays(new_relay->id);
+    for(int i = 0; i < 7; ++i)
+    {
+        if(schedules[i] == NULL)
+        {
+            LOG_ERROR("got only %d/7 schedules for relay_id %d\n", i, new_relay->id);
+            relay_free(new_relay);
+            free(schedules);
+            return NULL;
+        }
+        new_relay->schedules[i] = schedules[i];
+    }
+    free(schedules); // don't free list, because contents are kept in relay->schedules
+
+    relay_reload_active_schedule(new_relay);
+
+    return new_relay;
+}
+
+static relay_t**
+relay_db_select(sqlite3_stmt *stmt)
+{
+    relay_t **all_relays = malloc(sizeof(relay_t*));
+
+    int row = 0;
+
+    while(true)
+    {
+        int s;
+
+        s = sqlite3_step(stmt);
+        if (s == SQLITE_ROW)
+        {
+            relay_t *new_relay = relay_db_select_mapper(stmt);
+            row++;
+
+            all_relays = (relay_t**)realloc(all_relays, sizeof(relay_t*) * (row + 1));
+            all_relays[row - 1] = new_relay;
+        }
+        else
+        {
+            if(s == SQLITE_DONE)
+            {
+                break;
+            }
+            else
+            {
+                LOG_ERROR("error selecting relays from database: %s\n", sqlite3_errstr(s));
+                break;
+            }
+        }
+    }
+    sqlite3_finalize(stmt);
+    all_relays[row] = NULL;
+    return all_relays;
+}
+
+int
+relay_save(relay_t *relay)
+{
+    sqlite3_stmt *stmt;
+    if(relay->id)
+    {
+        sqlite3_prepare_v2(global_database, "UPDATE relays set number = ?2, name = ?3, controller_id = ?4 WHERE id = ?1;", -1, &stmt, NULL);
+    }
+    else
+    {
+        sqlite3_prepare_v2(global_database, "INSERT INTO relays(number, name, controller_id) values (?2, ?3, ?4);", -1, &stmt, NULL);
+    }
+
+    int result = db_update_insert(relay, stmt);
+
+    if(result)
+    {
+        if(relay->id)
+        {
+            LOG_ERROR("error inserting data: %s\n", sqlite3_errmsg(global_database));
+        }
+        else
+        {
+            LOG_ERROR("error updating data: %s\n", sqlite3_errmsg(global_database));
+        }
+    }
+    else
+    {
+        if(relay->id == 0)
+        {
+            relay->id = sqlite3_last_insert_rowid(global_database);
+        }
+    }
+
+    junction_relay_schedule_remove_for_relay(relay->id);
+    for(int i = 0; i < 7; ++i)
+    {
+        junction_relay_schedule_insert(i, relay->id, relay->schedules[i]->id);
+    }
+
+    return result;
+}
+
+int
+relay_remove(relay_t *relay)
+{
+    sqlite3_stmt *stmt;
+    if(!relay->id)
+    {
+        return 0;
+    }
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM relays WHERE id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, relay->id);
+
+    int rc = sqlite3_step(stmt);
+
+    sqlite3_finalize(stmt);
+
+    return rc != SQLITE_DONE;
+}
+
+void
+relay_reload_active_schedule(relay_t *relay)
+{
+    time_t timestamp = time(NULL);
+    struct tm *time_struct = localtime(&timestamp);
+    relay->active_schedule = relay->schedules[helper_get_weekday(time_struct)];
+}
+
+void
+relay_free(relay_t *relay)
+{
+    for(int i = 0; i < 7; ++i)
+    {
+        schedule_free(relay->schedules[i]);
+    }
+    free(relay);
+}
+
+void
+relay_free_list(relay_t **relays)
+{
+    for(int i = 0; relays[i] != NULL; ++i)
+    {
+        relay_free(relays[i]);
+    }
+    free(relays);
+}
+
+cJSON*
+relay_to_json(relay_t *relay)
+{
+    relay_reload_active_schedule(relay);
+
+    cJSON *json = cJSON_CreateObject();
+
+    cJSON *json_number = cJSON_CreateNumber(relay->number);
+    if(json_number == NULL)
+    {
+        LOG_DEBUG("failed to make number\n");
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "number", json_number);
+
+    cJSON *json_name = cJSON_CreateString(relay->name);
+    if(json_name == NULL)
+    {
+        LOG_DEBUG("failed to make name\n");
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "name", json_name);
+
+    controller_t *controller = controller_get_by_id(relay->controller_id);
+    if(!controller)
+    {
+        LOG_WARN("failed to get controller\n");
+        cJSON_Delete(json);
+        return NULL;
+    }
+
+    char uuid_str[UUID_STR_LEN];
+    uuid_unparse(controller->uid, uuid_str);
+    cJSON *json_controller_id = cJSON_CreateString(uuid_str);
+    if(json_controller_id == NULL)
+    {
+        LOG_DEBUG("failed to make controller id\n");
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "controller_id", json_controller_id);
+
+    controller_free(controller);
+
+    cJSON_AddItemToObject(json, "active_schedule", schedule_to_json(relay->active_schedule));
+
+    cJSON *json_schedules = cJSON_CreateArray();
+    for(int i = 0; i < 7; ++i)
+    {
+        cJSON_AddItemToArray(json_schedules, schedule_to_json(relay->schedules[i]));
+    }
+    cJSON_AddItemToObject(json, "schedules", json_schedules);
+
+    cJSON *json_tags = cJSON_CreateArray();
+    int *tags_ids = junction_tag_get_tags_for_relay_id(relay->id);
+    if(tags_ids != NULL)
+    {
+        for(int i = 0; tags_ids[i] != 0; ++i)
+        {
+            char *tag = tag_get_tag(tags_ids[i]);
+            if(tag == NULL)
+            {
+                continue;   
+            }
+
+            cJSON *json_tag = cJSON_CreateString(tag);
+            if (json_tag == NULL)
+            {
+                LOG_DEBUG("failed to add tag from string '%s'\n", tag);
+                free(tag);
+                continue;
+            }
+            cJSON_AddItemToArray(json_tags, json_tag);
+            free(tag);
+        }
+        free(tags_ids);
+    }
+    cJSON_AddItemToObject(json, "tags", json_tags);
+
+    return json;
+}
+
+relay_t*
+relay_get_by_id(int id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM relays WHERE id = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, id);
+
+    relay_t **sql_result = relay_db_select(stmt);
+
+    relay_t *result = sql_result[0];
+    free(sql_result);
+
+    return result;
+}
+
+relay_t*
+relay_get_by_uid(uuid_t uid)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM relays WHERE uid = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_blob(stmt, 1, uid, sizeof(uuid_t), SQLITE_STATIC);
+
+    relay_t **sql_result = relay_db_select(stmt);
+
+    relay_t *result = sql_result[0];
+    free(sql_result);
+
+    return result;
+}
+
+relay_t**
+relay_get_all()
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM relays;", -1, &stmt, NULL);
+
+    return relay_db_select(stmt);
+}
+
+relay_t**
+relay_get_with_schedule(int schedule_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT DISTINCT relays.* FROM relays INNER JOIN junction_relay_schedule ON relays.id == junction_relay_schedule.relay_id WHERE junction_relay_schedule.schedule_id = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, schedule_id);
+
+    return relay_db_select(stmt);
+}
+
+relay_t*
+relay_get_for_controller(int controller_id, int relay_num)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM relays WHERE controller_id = ?1 AND number = ?2;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, controller_id);
+    sqlite3_bind_int(stmt, 2, relay_num);
+
+    relay_t **sql_result = relay_db_select(stmt);
+
+    relay_t *result = sql_result[0];
+    free(sql_result);
+
+    return result;
+
+}
+
+relay_t**
+relay_get_by_controller_id(int controller_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM relays WHERE controller_id = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, controller_id);
+
+    return relay_db_select(stmt);
+
+}

models/relay_dbo.cc

@@ -1,290 +0,0 @@
-#include <cstdio>
-#include <cstring>
-#include <trantor/utils/Logger.h>
-#include <helpers.h>
-#include "relay_dbo.h"
-#include "globals.h"
-#include "junction_relay_schedule_dbo.h"
-#include "junction_tag_dbo.h"
-#include "tag_dbo.h"
-#include "controller_dbo.h"
-#include "schedule_dbo.h"
-
-static bool relay_db_update_insert(relay_dbo *relay, sqlite3_stmt *stmt)
-{
-    int rc;
-
-    junction_relay_schedule_dbo::remove_for_relay(relay->id);
-    for(int i = 0; i < 7; ++i)
-    {
-        junction_relay_schedule_dbo::insert(i, relay->id, relay->schedules[i]->id);
-    }
-
-    sqlite3_bind_int(stmt, 1, relay->id);
-    sqlite3_bind_int(stmt, 2, relay->number);
-    sqlite3_bind_text(stmt, 3, relay->name, -1, SQLITE_STATIC);
-    sqlite3_bind_blob(stmt, 4, relay->controller_id, sizeof(uuid_t), SQLITE_STATIC);
-
-    rc = sqlite3_step(stmt);
-    if (rc != SQLITE_DONE)
-    {
-        printf("ERROR inserting data: %s\n", sqlite3_errmsg(globals::db));
-        return false;
-    }
-
-    sqlite3_finalize(stmt);
-
-    return true;
-}
-
-static relay_dbo*
-relay_db_select_mapper(sqlite3_stmt *stmt)
-{
-    auto *new_relay = new relay_dbo();
-    for(int i = 0; i < sqlite3_column_count(stmt); i++)
-    {
-        const char *name = sqlite3_column_name(stmt, i);
-        switch(name[0])
-        {
-            case 'c': // controller_id
-                uuid_copy(new_relay->controller_id, (const unsigned char*)sqlite3_column_blob(stmt, i));
-                break;
-            case 'i':
-                new_relay->id = sqlite3_column_int(stmt, i);
-                break;
-            case 'n':
-                switch(name[1])
-                {
-                    case 'a': // name
-                        strncpy(new_relay->name, (const char*)sqlite3_column_text(stmt, i), 127);
-                        break;
-                    case 'u': // number
-                        new_relay->number = sqlite3_column_int(stmt, i);
-                        break;
-                    default:
-                        break;
-                }
-                break;
-            default: // ignore columns not implemented
-                break;
-        }
-    }
-    for(int i = 0; i < 7; ++i)
-    {
-        int schedule_id = junction_relay_schedule_dbo::get_schedule_id(i, new_relay->id);
-        new_relay->schedules[i] = schedule_dbo::get_by_id_or_off(schedule_id);
-    }
-    return new_relay;
-}
-
-static relay_dbo**
-relay_db_select(sqlite3_stmt *stmt)
-{
-    auto **all_relays = (relay_dbo**)malloc(sizeof(relay_dbo*));
-
-    int row = 0;
-
-    while(true)
-    {
-        int s;
-
-        s = sqlite3_step(stmt);
-        if (s == SQLITE_ROW)
-        {
-            relay_dbo *new_relay = relay_db_select_mapper(stmt);
-
-            row++;
-
-            all_relays = (relay_dbo**)realloc(all_relays, sizeof(relay_dbo*) * (row + 1));
-            all_relays[row - 1] = new_relay;
-        }
-        else
-        {
-            if (s == SQLITE_DONE)
-            {
-                break;
-            }
-            else
-            {
-                LOG_ERROR << "Error Selecting relays from database: " << sqlite3_errstr(s);
-                break;
-            }
-        }
-    }
-
-    sqlite3_finalize(stmt);
-    all_relays[row] = nullptr;
-
-    return all_relays;
-}
-
-bool
-relay_dbo::save()
-{
-    sqlite3_stmt *stmt;
-    if(this->id)
-    {
-        sqlite3_prepare_v2(globals::db, "UPDATE relays set number = ?2, name = ?3, controller_id = ?4 WHERE id = ?1;", -1, &stmt, nullptr);
-    }
-    else
-    {
-        sqlite3_prepare_v2(globals::db, "INSERT INTO relays(number, name, controller_id) values (?2, ?3, ?4);", -1, &stmt, nullptr);
-    }
-
-    return relay_db_update_insert(this, stmt);
-}
-
-bool
-relay_dbo::remove()
-{
-    sqlite3_stmt *stmt;
-    int rc;
-
-    sqlite3_prepare_v2(globals::db, "DELETE FROM relays WHERE id=?1;", -1, &stmt, nullptr);
-    sqlite3_bind_int(stmt, 1, this->id);
-    rc = sqlite3_step(stmt);
-    sqlite3_finalize(stmt);
-
-    return rc == SQLITE_DONE;
-
-}
-
-Json::Value
-relay_dbo::to_json()
-{
-    this->active_schedule = this->schedules[helpers::get_day_of_week()];
-
-    char controller_id_str[37];
-    uuid_unparse(this->controller_id, controller_id_str);
-    char active_schedule_uid_str[37];
-    schedule_dbo::unparse_uid(this->active_schedule->uid, active_schedule_uid_str);
-
-    Json::Value schedules_json(Json::arrayValue);
-    for(int i = 0; i < 7; ++i)
-    {
-        schedules_json.append(this->schedules[i]->to_json());
-    }
-
-    Json::Value relay_json;
-    relay_json["name"] = this->name;
-    relay_json["number"] = this->number;
-    relay_json["active_schedule_id"] = active_schedule_uid_str;
-    relay_json["controller_id"] = controller_id_str;
-    relay_json["active_schedule"] = this->active_schedule->to_json();
-    relay_json["schedules"] = schedules_json;
-
-    Json::Value tags_json(Json::arrayValue);
-    int *tags_ids = junction_tag_dbo::get_tags_for_relay_id(this->id);
-    if(tags_ids != nullptr)
-    {
-
-        int tags_count;
-        for(tags_count = 0; tags_ids[tags_count] != 0; ++tags_count);
-
-        char **tags = (char**)malloc(sizeof(char*) * tags_count);
-
-        for(int i = 0; i < tags_count; ++i)
-        {
-            tags[i] = tag_dbo::get_tag(tags_ids[i]);
-            tags_json[i] = tags[i];
-        }
-    }
-    relay_json["tags"] = tags_json;
-
-    return relay_json;
-}
-
-relay_dbo**
-relay_dbo::get_all()
-{
-    sqlite3_stmt *stmt;
-
-    sqlite3_prepare_v2(globals::db, "SELECT * FROM relays;", -1, &stmt, nullptr);
-
-    return relay_db_select(stmt);
-}
-
-relay_dbo**
-relay_dbo::get_by_simple(const char *key, const void *value, intptr_t bind_func, int bind_func_param)
-{
-    helpers::sql_filter_builder *filters[1];
-    helpers::sql_filter_builder filter
-    {
-        key,
-        value,
-        bind_func,
-        bind_func_param,
-        ";"
-    };
-    filters[0] = &filter;
-    sqlite3_stmt *stmt = helpers::create_sql_filtered_query("SELECT * FROM relays WHERE", filters);
-
-    return relay_db_select(stmt);
-}
-
-relay_dbo**
-relay_dbo::get_by(helpers::sql_filter_builder **filters)
-{
-    sqlite3_stmt *stmt = helpers::create_sql_filtered_query("SELECT * FROM relays WHERE", filters);
-    return relay_db_select(stmt);
-}
-
-relay_dbo*
-relay_dbo::get_by_id(int id)
-{
-    relay_dbo **relays = relay_dbo::get_by_simple("id", &id, (intptr_t)&sqlite3_bind_int, 0);
-    relay_dbo *result = relays[0];
-    
-    free(relays);
-
-    return result;
-}
-
-relay_dbo*
-relay_dbo::get_relay_for_controller(uuid_t controller_id, int relay_num)
-{
-    helpers::sql_filter_builder *filters[2];
-    helpers::sql_filter_builder filter(
-            "number",
-            &relay_num,
-            (intptr_t)&sqlite3_bind_int,
-            0,
-            "AND"
-    );
-    helpers::sql_filter_builder filter2(
-            "controller_id",
-            (void*)controller_id,
-            (intptr_t)sqlite3_bind_blob,
-            sizeof(uuid_t),
-            ";"
-    );
-    filters[0] = &filter;
-    filters[1] = &filter2;
-
-    auto relays = relay_dbo::get_by(filters);
-
-    relay_dbo *relay = relays[0];
-    free(relays);
-    return relay;
-}
-
-bool
-relay_dbo::valid_num_for_controller(uuid_t search_controller_id, int relay_num)
-{
-    controller_dbo **controllers = controller_dbo::get_by_simple("id", search_controller_id, (intptr_t)&sqlite3_bind_blob, sizeof(uuid_t));
-
-    bool valid_id_and_num = controllers[0] && controllers[0]->relay_count > relay_num;
-    controller_dbo::free_list(controllers);
-
-    return valid_id_and_num;
-}
-
-void
-relay_dbo::free_list(relay_dbo **relays_list)
-{
-    for(int i = 0; relays_list[i] != nullptr; i++)
-    {
-        delete relays_list[i];
-    }
-    free(relays_list);
-}

models/relay_dbo.h

@@ -1,58 +0,0 @@
-#ifndef EMGAUWA_CORE_RELAY_DBO_H
-#define EMGAUWA_CORE_RELAY_DBO_H
-
-#include <string>
-#include <sqlite3.h>
-#include <json/value.h>
-#include <uuid/uuid.h>
-#include <helpers.h>
-#include "schedule_dbo.h"
-
-class relay_dbo
-{
-public:
-
-    int id;
-    char name[128];
-    int number;
-    uuid_t controller_id;
-    int active_schedule_id;
-    schedule_dbo *active_schedule;
-    schedule_dbo *schedules[7];
-
-    void
-    reload_active_schedule();
-
-    bool
-    save();
-
-    bool
-    remove();
-
-    Json::Value
-    to_json();
-
-    static void
-    free_list(relay_dbo **relays_list);
-
-    static relay_dbo**
-    get_by_simple(const char *key, const void *value, intptr_t bind_func, int bind_func_param);
-
-    static relay_dbo*
-    get_by_id(int id);
-
-    static relay_dbo**
-    get_by(helpers::sql_filter_builder **filters);
-
-    static relay_dbo*
-    get_relay_for_controller(uuid_t controller_id, int relay_num);
-
-    static bool
-    valid_num_for_controller(uuid_t search_controller_id, int relay_num);
-
-    static relay_dbo**
-    get_all();
-};
-
-
-#endif //EMGAUWA_CORE_RELAY_DBO_H

models/schedule.c

@@ -0,0 +1,461 @@
+#include <stdlib.h>
+#include <string.h>
+#include <sqlite3.h>
+
+#include <cJSON.h>
+#include <logger.h>
+#include <database.h>
+#include <models/schedule.h>
+#include <models/junction_tag.h>
+#include <models/tag.h>
+
+static int
+db_update_insert(schedule_t *schedule, sqlite3_stmt *stmt)
+{
+    int rc;
+    uint16_t *periods_blob = schedule_periods_to_blob(schedule);
+    int blob_size = (int)sizeof(uint16_t) * ((periods_blob[0] * 2) + 1);
+
+    sqlite3_bind_int(stmt, 1, schedule->id);
+    sqlite3_bind_blob(stmt, 2, schedule->uid, sizeof(uuid_t), SQLITE_STATIC);
+    sqlite3_bind_text(stmt, 3, schedule->name, -1, SQLITE_STATIC);
+    sqlite3_bind_blob(stmt, 4, periods_blob, blob_size, SQLITE_STATIC);
+
+    rc = sqlite3_step(stmt);
+
+    sqlite3_finalize(stmt);
+
+    free(periods_blob);
+
+    return rc != SQLITE_DONE;
+}
+static schedule_t*
+schedule_db_select_mapper(sqlite3_stmt *stmt)
+{
+    const uint16_t *periods_blob;
+    schedule_t *new_schedule = malloc(sizeof(schedule_t));
+    for(int i = 0; i < sqlite3_column_count(stmt); i++)
+    {
+        const char *name = sqlite3_column_name(stmt, i);
+        switch(name[0])
+        {
+            case 'i': // id
+                new_schedule->id = sqlite3_column_int(stmt, i);
+                break;
+            case 'n': // name
+                strncpy(new_schedule->name, (const char*)sqlite3_column_text(stmt, i), 127);
+                new_schedule->name[127] = '\0';
+                break;
+            case 'p': // periods
+                periods_blob = sqlite3_column_blob(stmt, i);
+                new_schedule->periods_count = periods_blob[0];
+                new_schedule->periods = malloc(sizeof(period_t) * periods_blob[0]);
+
+                for(int i = 0; i < periods_blob[0]; ++i)
+                {
+                    new_schedule->periods[i].start = periods_blob[(i * 2) + 1];
+                    new_schedule->periods[i].end   = periods_blob[(i * 2) + 2];
+                }
+
+                break;
+            case 'u': // uid
+                uuid_copy(new_schedule->uid, (const unsigned char*)sqlite3_column_blob(stmt, i));
+                break;
+            default: // ignore columns not implemented
+                break;
+        }
+    }
+    return new_schedule;
+}
+
+static schedule_t**
+schedule_db_select(sqlite3_stmt *stmt)
+{
+    schedule_t **all_schedules = malloc(sizeof(schedule_t*));
+
+    int row = 0;
+
+    while(true)
+    {
+        int s;
+
+        s = sqlite3_step(stmt);
+        if (s == SQLITE_ROW)
+        {
+            schedule_t *new_schedule = schedule_db_select_mapper(stmt);
+            row++;
+
+            all_schedules = (schedule_t**)realloc(all_schedules, sizeof(schedule_t*) * (row + 1));
+            all_schedules[row - 1] = new_schedule;
+        }
+        else
+        {
+            if(s == SQLITE_DONE)
+            {
+                break;
+            }
+            else
+            {
+                LOG_ERROR("error selecting schedules from database: %s\n", sqlite3_errstr(s));
+                break;
+            }
+        }
+    }
+    sqlite3_finalize(stmt);
+    all_schedules[row] = NULL;
+    return all_schedules;
+}
+
+int
+schedule_save(schedule_t *schedule)
+{
+    sqlite3_stmt *stmt;
+    if(schedule->id)
+    {
+        sqlite3_prepare_v2(global_database, "UPDATE schedules SET uid = ?2, name = ?3, periods = ?4 WHERE id=?1;", -1, &stmt, NULL);
+    }
+    else
+    {
+        sqlite3_prepare_v2(global_database, "INSERT INTO schedules(uid, name, periods) values (?2, ?3, ?4);", -1, &stmt, NULL);
+    }
+
+    int result = db_update_insert(schedule, stmt);
+
+    if(result)
+    {
+        if(schedule->id)
+        {
+            LOG_ERROR("error inserting data: %s\n", sqlite3_errmsg(global_database));
+        }
+        else
+        {
+            LOG_ERROR("error updating data: %s\n", sqlite3_errmsg(global_database));
+        }
+    }
+    else
+    {
+        if(!schedule->id)
+        {
+            schedule->id = sqlite3_last_insert_rowid(global_database);
+        }
+    }
+    return result;
+}
+
+int
+schedule_remove(schedule_t *schedule)
+{
+    sqlite3_stmt *stmt;
+    if(!schedule->id)
+    {
+        return 0;
+    }
+
+    sqlite3_prepare_v2(global_database, "DELETE FROM schedules WHERE id=?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, schedule->id);
+
+    int rc = sqlite3_step(stmt);
+
+    sqlite3_finalize(stmt);
+
+    return rc != SQLITE_DONE;
+}
+
+int
+schedule_is_protected(schedule_t *schedule)
+{
+    uuid_t tmp_uuid;
+
+    memset(tmp_uuid, 0, sizeof(uuid_t));
+    memcpy(tmp_uuid, "off", 3);
+    if(uuid_compare(schedule->uid, tmp_uuid) == 0)
+    {
+        return 1;
+    }
+
+    memset(tmp_uuid, 0, sizeof(uuid_t));
+    memcpy(tmp_uuid, "on", 2);
+    if(uuid_compare(schedule->uid, tmp_uuid) == 0)
+    {
+        return 1;
+    }
+
+    return 0;
+}
+
+void
+schedule_free(schedule_t *schedule)
+{
+    free(schedule->periods);
+    free(schedule);
+}
+
+void
+schedule_free_list(schedule_t **schedules)
+{
+    for(int i = 0; schedules[i] != NULL; ++i)
+    {
+        schedule_free(schedules[i]);
+    }
+    free(schedules);
+}
+
+uint16_t*
+schedule_periods_to_blob(schedule_t *schedule)
+{
+    uint16_t *blob = malloc(sizeof(uint16_t) * ((schedule->periods_count * 2) + 1));
+
+    blob[0] = schedule->periods_count;
+
+    for(int i = 0; i < schedule->periods_count; i++)
+    {
+        blob[(i * 2) + 1] = schedule->periods[i].start;
+        blob[(i * 2) + 2] = schedule->periods[i].end;
+    }
+    return blob;
+}
+
+cJSON*
+schedule_to_json(schedule_t *schedule)
+{
+    cJSON *json = cJSON_CreateObject();
+
+    cJSON *json_name = cJSON_CreateString(schedule->name);
+    if(json_name == NULL)
+    {
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "name", json_name);
+
+    char uuid_str[UUID_STR_LEN];
+    schedule_uid_unparse(schedule->uid, uuid_str);
+    cJSON *json_id = cJSON_CreateString(uuid_str);
+    if(json_name == NULL)
+    {
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "id", json_id);
+
+    cJSON *json_periods = cJSON_CreateArray();
+    if(json_periods == NULL)
+    {
+        cJSON_Delete(json);
+        return NULL;
+    }
+    cJSON_AddItemToObject(json, "periods", json_periods);
+
+    for(int i = 0; i < schedule->periods_count; ++i)
+    {
+        cJSON *json_period = cJSON_CreateObject();
+        if (json_period == NULL)
+        {
+            continue;
+        }
+
+        char start_str[8], end_str[8];
+        period_t *period = &schedule->periods[i];
+        sprintf(start_str, "%02d:%02d", period->start / 60, period->start % 60);
+        sprintf(end_str, "%02d:%02d", period->end / 60, period->end % 60);
+
+        cJSON *json_period_start = cJSON_CreateString(start_str);
+        if (json_period_start == NULL)
+        {
+            LOG_DEBUG("failed to add start period from string '%s'\n", start_str);
+            cJSON_Delete(json_period);
+            continue;
+        }
+        cJSON_AddItemToObject(json_period, "start", json_period_start);
+
+        cJSON *json_period_end = cJSON_CreateString(end_str);
+        if (json_period_end == NULL)
+        {
+            LOG_DEBUG("failed to add end period from string '%s'\n", end_str);
+            cJSON_Delete(json_period);
+            continue;
+        }
+        cJSON_AddItemToObject(json_period, "end", json_period_end);
+
+        cJSON_AddItemToArray(json_periods, json_period);
+    }
+
+    cJSON *json_tags = cJSON_CreateArray();
+    int *tags_ids = junction_tag_get_tags_for_schedule_id(schedule->id);
+    if(tags_ids != NULL)
+    {
+        for(int i = 0; tags_ids[i] != 0; ++i)
+        {
+            char *tag = tag_get_tag(tags_ids[i]);
+            if(tag == NULL)
+            {
+                continue;   
+            }
+
+            cJSON *json_tag = cJSON_CreateString(tag);
+            if (json_tag == NULL)
+            {
+                LOG_DEBUG("failed to add tag from string '%s'\n", tag);
+                free(tag);
+                continue;
+            }
+            cJSON_AddItemToArray(json_tags, json_tag);
+            free(tag);
+        }
+        free(tags_ids);
+    }
+    cJSON_AddItemToObject(json, "tags", json_tags);
+
+    return json;
+}
+
+schedule_t*
+schedule_get_by_id_or_off(int id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM schedules WHERE id = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, id);
+
+    schedule_t **sql_result = schedule_db_select(stmt);
+
+    schedule_t *result = sql_result[0];
+    free(sql_result);
+
+    if(result)
+    {
+        return result;
+    }
+    
+    uuid_t tmp_uuid;
+    memset(tmp_uuid, 0, sizeof(uuid_t));
+    memcpy(tmp_uuid, "off", 3);
+
+    return schedule_get_by_uid(tmp_uuid);
+}
+
+schedule_t*
+schedule_get_by_id(int id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM schedules WHERE id = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, id);
+
+    schedule_t **sql_result = schedule_db_select(stmt);
+
+    schedule_t *result = sql_result[0];
+    free(sql_result);
+
+    return result;
+}
+
+schedule_t*
+schedule_get_by_uid_or_off(uuid_t uid)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM schedules WHERE uid = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_blob(stmt, 1, uid, sizeof(uuid_t), SQLITE_STATIC);
+
+    schedule_t **sql_result = schedule_db_select(stmt);
+
+    schedule_t *result = sql_result[0];
+    free(sql_result);
+
+    if(result)
+    {
+        return result;
+    }
+    
+    uuid_t tmp_uuid;
+    memset(tmp_uuid, 0, sizeof(uuid_t));
+    memcpy(tmp_uuid, "off", 3);
+
+    return schedule_get_by_uid(tmp_uuid);
+}
+
+schedule_t*
+schedule_get_by_uid(uuid_t uid)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM schedules WHERE uid = ?1;", -1, &stmt, NULL);
+    sqlite3_bind_blob(stmt, 1, uid, sizeof(uuid_t), SQLITE_STATIC);
+
+    schedule_t **sql_result = schedule_db_select(stmt);
+
+    schedule_t *result = sql_result[0];
+    free(sql_result);
+
+    return result;
+}
+
+schedule_t**
+schedule_get_relay_weekdays(int relay_id)
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT schedules.* FROM schedules INNER JOIN junction_relay_schedule ON schedules.id == junction_relay_schedule.schedule_id WHERE junction_relay_schedule.relay_id = ?1 ORDER BY junction_relay_schedule.weekday ASC", -1, &stmt, NULL);
+    sqlite3_bind_int(stmt, 1, relay_id);
+
+    return schedule_db_select(stmt);
+}
+
+schedule_t**
+schedule_get_all()
+{
+    sqlite3_stmt *stmt;
+
+    sqlite3_prepare_v2(global_database, "SELECT * FROM schedules;", -1, &stmt, NULL);
+
+    return schedule_db_select(stmt);
+
+}
+
+int
+schedule_uid_parse(const char *uid_str, uuid_t result)
+{
+    if(strcmp("off", uid_str) == 0)
+    {
+        memset(result, 0, sizeof(uuid_t));
+        memcpy(result, "off", 3);
+        return 0;
+    }
+    if(strcmp("on", uid_str) == 0)
+    {
+        memset(result, 0, sizeof(uuid_t));
+        memcpy(result, "on", 2);
+        return 0;
+    }
+
+    if(uuid_parse(uid_str, result))
+    {
+        return 1;
+    }
+    return 0;
+}
+
+void
+schedule_uid_unparse(const uuid_t uid, char *result)
+{
+    uuid_t tmp_uuid;
+
+    memset(tmp_uuid, 0, sizeof(uuid_t));
+    memcpy(tmp_uuid, "off", 3);
+    if(uuid_compare(uid, tmp_uuid) == 0)
+    {
+        strcpy(result, "off");
+        return;
+    }
+
+    memset(tmp_uuid, 0, sizeof(uuid_t));
+    memcpy(tmp_uuid, "on", 2);
+    if(uuid_compare(uid, tmp_uuid) == 0)
+    {
+        strcpy(result, "on");
+        return;
+    }
+
+    uuid_unparse(uid, result);
+}