liangchengyou / wow_english

  import 'package:bloc/bloc.dart';
  import 'package:flutter/cupertino.dart';
  import 'package:flutter/services.dart';

  import 'package:wow_english/common/extension/string_extension.dart';

  
  import 'event.dart';

  import 'game_entity.dart';

  import 'state.dart';
  
  class GamesBloc extends Bloc<GamesEvent, GamesState> {
  
    late MethodChannel _methodChannel;
  

    //手动初始化4个GameEntity对象
     final List<GameEntity> _games = [
      GameEntity()
        ..id = 1
        ..imageName = 'pic_module_game'.assetPng
        ..name = '游戏1',
      GameEntity()
        ..id = 2
        ..imageName = 'pic_module_game'.assetPng
        ..name = '游戏2',
      GameEntity()
        ..id = 3
        ..imageName = 'pic_module_game'.assetPng
        ..name = '游戏3',
      GameEntity()
        ..id = 4
        ..imageName = 'pic_module_game'.assetPng
        ..name = '游戏4'
    ];
  
     List<GameEntity> get listData => _games;
  

    GamesBloc() : super(GamesState().init()) {
      on<InitEvent>(_init);
      on<GotoGamePageEvent>(_gotoGamePage);
    }
  
    void _init(InitEvent event, Emitter<GamesState> emit) async {
      emit(state.clone());
    }
  
    void _gotoGamePage(GotoGamePageEvent event, Emitter<GamesState> emit) async {
      try {
        _methodChannel = const MethodChannel('wow_english/game_method_channel');
        await _methodChannel.invokeMethod('openGamePage', { "gameId": event.gameId });
      } on PlatformException catch (e) {
        debugPrint("Failed to go to native page: '${e.message}'.");
      }
    }
  }