Parse sync response from server

esp32_device/main/main.c

@@ -21,6 +21,8 @@ void app_main(void)
 
     ESP_LOGI(TAG, "SolarEnergy WT32-ETH01 device");
 
+    // TODO : turn off all relays
+
     // Initialize storage
     if (storage_init() == false)
     {
@@ -167,22 +169,40 @@ void app_main(void)
     // Main loop
     ESP_LOGI(TAG, "Starting main loop");
 
-    // TODO : implement more properly
+    size_t fails = 0;
     while (true)
     {
-        if (!secure_api_sync_device())
+        sync_response *res = secure_api_sync_device();
+        if (!res)
         {
+            fails += 1;
             ESP_LOGE(TAG, "Failed to synchronise device!");
-        }
-        else
-        {
-            ESP_LOGI(TAG, "Successfully synchronised device!");
+
+            // Safely turn off all relays after a given number of failures
+            if (fails > 5)
+            {
+                ESP_LOGE(TAG, "Many failures, will stop all relays...");
+                // TODO : turn off all relays
+            }
+
+            // Restart the card after too much failures
+            if (fails > 10)
+            {
+                ESP_LOGE(TAG, "Too many failures, will try to reboot in 3 secs...");
+                system_sleep(3);
+                reboot();
+            }
+
+            system_sleep(SYNC_TIME_INTERVAL);
+            continue;
         }
 
-        system_sleep(10);
+        // TODO : apply sync
+        sync_response_print(res);
+
+        sync_response_free(res);
+        system_sleep(SYNC_TIME_INTERVAL);
     }
 
-    system_sleep(120);
-
     reboot();
 }