add: pulse endpoint

src/endpoints/api_v1_controllers_STR_relays_INT_pulse.c

@@ -0,0 +1,68 @@
+#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_pulse_POST(struct mg_connection *nc, struct http_message *hm, endpoint_args_t *args, endpoint_response_t *response)
+{
+    (void)hm;
+    (void)nc;
+
+    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";
+        endpoint_response_text(response, 400, content, STRLEN(content));
+        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";
+        endpoint_response_text(response, 404, content, STRLEN(content));
+        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";
+        endpoint_response_text(response, 404, content, STRLEN(content));
+        return;
+    }
+
+    uint8_t duration = 0;
+    cJSON *json = cJSON_ParseWithLength(hm->body.p, hm->body.len);
+
+    if(json)
+    {
+        cJSON *json_duration = cJSON_GetObjectItemCaseSensitive(json, "duration");
+        if(cJSON_IsNumber(json_duration) && json_duration->valueint)
+        {
+            duration = json_duration->valueint & 0xFF;
+        }
+        cJSON_Delete(json);
+    }
+
+    command_pulse(relay, duration);
+
+    endpoint_response_text(response, 200, "", 0);
+    relay_free(relay);
+    controller_free(controller);
+}