74 lines
1.9 KiB
Dart
74 lines
1.9 KiB
Dart
import 'dart:developer';
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import 'package:mchess/chess_bloc/chess_bloc.dart';
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import 'package:mchess/chess_bloc/chess_events.dart';
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import 'package:mchess/chessapp/chess_utils.dart';
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import 'package:web_socket_channel/web_socket_channel.dart';
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class ServerConnection {
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late WebSocketChannel channel;
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late bool wasConnected = false;
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late int counter = 0;
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late Stream broadcast;
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static final ServerConnection _instance = ServerConnection._internal();
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ServerConnection._internal() {
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log("ServerConnection._internal constructor is called");
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connect();
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}
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factory ServerConnection() {
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return _instance;
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}
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factory ServerConnection.getInstance() {
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return ServerConnection();
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}
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void send(String message) {
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channel.sink.add(message);
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counter++;
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}
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void connect() {
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if (wasConnected) channel.sink.close();
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channel =
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WebSocketChannel.connect(Uri.parse('wss://chess.sw-gross.de:8080'));
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log(channel.closeCode.toString());
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wasConnected = true;
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broadcast = channel.stream.asBroadcastStream();
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broadcast.listen((data) {
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log("Data received:");
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log(data);
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var receivedString = data.toString();
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var splitString = receivedString.split(' ');
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if (splitString[0] == "cl") {
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ChessColor onBottom =
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splitString[1] == "white" ? ChessColor.white : ChessColor.black;
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ChessBloc.getInstance().add(ColorDetermined(myColor: onBottom));
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return;
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}
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if (splitString[0] == "bd") {
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if (splitString[1] == "init") ChessBloc.getInstance().add(InitBoard());
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}
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if (splitString[1] == ('mv')) {
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var startSquare = ChessCoordinate.fromString(splitString[2]);
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var endSquare = ChessCoordinate.fromString(splitString[3]);
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log('Move received : ${splitString[2]}:${splitString[3]}');
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ChessBloc.getInstance()
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.add(PieceMoved(startSquare: startSquare, endSquare: endSquare));
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}
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});
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}
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}
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