47 lines
1.2 KiB
Dart
47 lines
1.2 KiB
Dart
import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:pmu/data/repositories/cats_repository.dart';
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import 'package:pmu/presentation/home_page/bloc/events.dart';
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import 'package:pmu/presentation/home_page/bloc/state.dart';
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class HomeBloc extends Bloc<HomeEvent, HomeState> {
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final CatsRepository repo;
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HomeBloc(this.repo) : super(const HomeState()) {
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on<HomeLoadDataEvent>(_onLoadData);
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}
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Future<void> _onLoadData(HomeLoadDataEvent event, Emitter<HomeState> emit) async {
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if (event.offset == 0) {
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emit(state.copyWith(isLoading: true));
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} else {
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emit(state.copyWith(isPaginationLoading: true));
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}
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String? error;
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final data = await repo.loadData(
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q: event.search,
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onError: (e) => error = e,
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offset: event.offset,
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);
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if (data != null) {
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final updatedData = (event.offset == 0
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? data.data
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: [...state.data?.data ?? [], ...data.data ?? []]);
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emit(state.copyWith(
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isLoading: false,
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isPaginationLoading: false,
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data: HomeData(data: updatedData),
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error: error,
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));
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} else {
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emit(state.copyWith(
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isLoading: false,
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isPaginationLoading: false,
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error: error,
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));
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}
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}
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} |