Working on network online offline detection

config.json.default

@@ -1,7 +1,15 @@
 {
+  "device_id": null,
+  "account_id": 12,
+  "event_id": 14,
+  "event_location_id": 13,
+  "main_loop_interval": 2000,
   "api_secret_key": "YWAAk39H2qH0edK6lPH0yg",
+  "use_local_api": true,
+  "use_local_db": false,
   "api_remote_base_url": "https://api.oneskyit.com",
   "api_local_base_url": "http://api.localhost:5001",
+  "access_control_allow_origin": "*",
   "remote_db_server": "db.oneskyit.com",
   "remote_db_port": "3306",
   "remote_db_name": "onesky_ams_test",
@@ -12,7 +20,19 @@
   "local_db_name": "onesky_ams_test",
   "local_db_username": "username_here",
   "local_db_password": "password_here",
-  "local_file_cache":"file_cache",
+  "idb_name": "osit",
+  "idb_check_period": 30000,
+  "idb_event_check_period": 120000,
+  "idb_event_location_check_period": 90000,
+  "idb_event_session_check_period": 60000,
+  "idb_event_presentation_check_period": 60000,
+  "idb_event_presenter_check_period": 60000,
+  "idb_event_file_check_period": 60000,
+  "host_file_cache_path": "file_cache",
+  "host_file_cache_check_period": 30000,
+  "display_session_codes": true,
+  "display_presentation_codes": true,
+  "display_presenter_codes": true,
   "display_arrangement": "mirror_and_extend",
   "display_builtin_resolution": "",
   "display_builtin_refresh": "",
@@ -20,8 +40,8 @@
   "display_external_resolution": "",
   "display_external_refresh": "",
   "display_external_rotation": "",
-  "audio_out_volume": "",
-  "audio_in_volume": "",
+  "audio_out_volume": null,
+  "audio_in_volume": null,
   "fps": 30,
   "show_cursor": true,
   "highlight_clicks": false,