Parse sync response from server

esp32_device/main/secure_api.c

@@ -148,16 +148,16 @@ int secure_api_enroll_device()
     free(csr);
 
     char *body = cJSON_PrintUnformatted(obj);
+    cJSON_Delete(obj);
+
     if (!body)
     {
         ESP_LOGE(TAG, "Failed to generate JSON body!");
-        cJSON_Delete(obj);
         return 1;
     }
 
     char *res = process_secure_request("/devices_api/mgmt/enroll", body);
 
-    cJSON_Delete(obj);
     free(body);
 
     if (res == NULL)
@@ -195,7 +195,7 @@ char *secure_api_get_dev_certificate()
     return res;
 }
 
-void *secure_api_sync_device()
+sync_response *secure_api_sync_device()
 {
     cJSON *obj = cJSON_CreateObject();
     if (!obj)
@@ -215,10 +215,53 @@ void *secure_api_sync_device()
         return NULL;
     }
 
-    printf("JWT: %s\n", encoded_req);
+    // Prepare request body
+    cJSON *json_body = cJSON_CreateObject();
+    if (!json_body)
+    {
+        ESP_LOGE(TAG, "Failed to allocated memory to store sync request body!");
+        free(encoded_req);
+        return NULL;
+    }
+    cJSON_AddStringToObject(json_body, "payload", encoded_req);
     free(encoded_req);
 
-    // TODO : replace
-    printf("here implement sync device logic\n");
-    return NULL;
+    char *body = cJSON_PrintUnformatted(json_body);
+    cJSON_Delete(json_body);
+
+    if (!body)
+    {
+        ESP_LOGE(TAG, "Failed to allocated memory to store encoded sync request body!");
+        return NULL;
+    }
+
+    // Send request
+    char *res = process_secure_request("/devices_api/mgmt/sync", body);
+    if (res == NULL)
+    {
+        ESP_LOGE(TAG, "Sync request failed!");
+        return NULL;
+    }
+
+    // Parse response
+    cJSON *states = cJSON_Parse(res);
+    free(res);
+
+    if (!states)
+    {
+        ESP_LOGE(TAG, "Failed to decode sync response from server!");
+        return NULL;
+    }
+
+    sync_response *sync_res = sync_response_parse(states);
+
+    cJSON_Delete(states);
+
+    if (!sync_res)
+    {
+        ESP_LOGE(TAG, "Failed to parse sync response from server!");
+        return NULL;
+    }
+
+    return sync_res;
 }