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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| import 'dart:convert'; | ||
| import 'dart:io'; | ||
| import 'package:get/get.dart'; | ||
| import 'package:logger/logger.dart'; | ||
| import 'package:web_socket_channel/io.dart'; | ||
| import 'package:web_socket_channel/web_socket_channel.dart'; | ||
|
|
||
| class WebSocketManager { | ||
| late WebSocketChannel _channel; | ||
| late WebSocket _webSocket; | ||
| RxString receivedMessage = "".obs; // This full response comes from websocket | ||
| RxInt totalClaps = | ||
| 0.obs; // collecting any particular value from socket response | ||
|
|
||
| Future<void> connectWebSocket() async { | ||
| const String url = 'your-websocket-url'; | ||
| try { | ||
| _webSocket = await WebSocket.connect(url); | ||
| _channel = IOWebSocketChannel(_webSocket); | ||
|
|
||
| _channel.stream.listen((message) { | ||
| _parseReceivedMessage(message); // your particular value | ||
| receivedMessage.value = message; // main response | ||
| }); | ||
| } catch (e) { | ||
| Logger().e('WebSocket connection failed: $e'); | ||
| } | ||
| } | ||
|
|
||
| // Decoding main socket response to get particular value | ||
| void _parseReceivedMessage(String message) { | ||
| final Map<String, dynamic> data = jsonDecode(message); | ||
| if (data.containsKey('total_claps')) { | ||
| totalClaps.value = data['total_claps']; | ||
| } | ||
| } | ||
|
|
||
| void sendMessage(String message) { | ||
| if (_webSocket.readyState == WebSocket.open) { | ||
| _webSocket.add(message); | ||
| } else { | ||
| Logger().e('WebSocket is not open.'); | ||
| } | ||
| } | ||
|
|
||
| void closeWebSocket() { | ||
| _channel.sink.close(); | ||
| Logger().i("WebSocket connection closed!"); | ||
| } | ||
| } | ||
|
|
||
| // TODO: how to use ? | ||
| // call WebsocketManager.connectWebSocket() into any getx controller onReady methode to initiate websocket |
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