57 lines
1.6 KiB
Dart
57 lines
1.6 KiB
Dart
import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:maibu_satabot_v2/features/v2/home/domain/usecases/get_home_data_usecase.dart';
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import 'package:maibu_satabot_v2/features/v2/home/presentation/bloc/home_v2_event.dart';
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import 'package:maibu_satabot_v2/features/v2/home/presentation/bloc/home_v2_state.dart';
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class HomeV2Bloc extends Bloc<HomeV2Event, HomeV2State> {
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final GetHomeDataUseCase getHomeDataUseCase;
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HomeV2Bloc(this.getHomeDataUseCase) : super(const HomeV2Initial()) {
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on<HomeV2LoadData>(_onLoadData);
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on<HomeV2Refresh>(_onRefresh);
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on<HomeV2ToggleTrendType>(_onToggleTrendType);
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}
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Future<void> _onLoadData(
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HomeV2LoadData event,
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Emitter<HomeV2State> emit,
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) async {
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emit(const HomeV2Loading());
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final result = await getHomeDataUseCase(const NoParams());
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result.fold(
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(failure) => emit(HomeV2Error(failure.message)),
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(data) => emit(HomeV2Loaded(homeData: data)),
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);
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}
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Future<void> _onRefresh(
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HomeV2Refresh event,
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Emitter<HomeV2State> emit,
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) async {
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if (state is HomeV2Loaded) {
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final result = await getHomeDataUseCase(const NoParams());
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result.fold(
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(failure) => emit(HomeV2Error(failure.message)),
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(data) => emit(HomeV2Loaded(
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homeData: data,
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trendType: (state as HomeV2Loaded).trendType,
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)),
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);
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}
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}
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void _onToggleTrendType(
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HomeV2ToggleTrendType event,
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Emitter<HomeV2State> emit,
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) {
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if (state is HomeV2Loaded) {
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final currentState = state as HomeV2Loaded;
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emit(currentState.copyWith(trendType: event.type));
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print('切换趋势类型：${event.type}');
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}
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}
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}
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