add: functions to insert list (for junctions)

src/models/junction_relay_schedule.c

@@ -4,6 +4,7 @@
 
 #include <models/junction_relay_schedule.h>
 #include <logger.h>
+#include <macros.h>
 #include <database.h>
 
 int
@@ -30,6 +31,49 @@ junction_relay_schedule_insert(uint8_t weekday, int relay_id, int schedule_id)
     return true;
 }
 
+int
+junction_relay_schedule_insert_weekdays(int relay_id, int *schedule_ids)
+{
+    int rc;
+    sqlite3_stmt *stmt;
+
+    static const char query_base[] = "INSERT INTO junction_relay_schedule (weekday, schedule_id, relay_id) VALUES";
+    static const char query_extender[] = " (?, ?, ?)";
+
+    size_t query_len = STRLEN(query_base) + (7 * (STRLEN(query_extender) + 1));
+    char *query = malloc(sizeof(char) * query_len + 1);
+    strncpy(query, query_base, query_len);
+    query_len -= STRLEN(query_base);
+    for(int i = 0; i < 7; ++i)
+    {
+        strncat(query, query_extender, query_len);
+        query_len -= STRLEN(query_extender);
+        char *query_divider = (i < 7 - 1) ? "," : ";";
+        strncat(query, query_divider, query_len);
+        query_len -= 1;
+    }
+
+    sqlite3_prepare_v2(global_database, query, -1, &stmt, NULL);
+
+    for(int i = 0; i < 7; ++i)
+    {
+        sqlite3_bind_int(stmt, i * 3 + 1, i);
+        sqlite3_bind_int(stmt, i * 3 + 2, schedule_ids[i]);
+        sqlite3_bind_int(stmt, i * 3 + 3, relay_id);
+    }
+
+    rc = sqlite3_step(stmt);
+    if (rc != SQLITE_DONE)
+    {
+        LOGGER_ERR("error inserting data: %s", sqlite3_errmsg(global_database));
+        return false;
+    }
+
+    sqlite3_finalize(stmt);
+
+    return true;
+}
+
 int
 junction_relay_schedule_remove_for_relay(int relay_id)
 {