import 'package:flutter_app/data/repositories/manga_repository.dart';
import 'package:flutter_app/presentation/home_page/bloc/events.dart';
import 'package:flutter_app/presentation/home_page/bloc/state.dart';
import 'package:flutter_bloc/flutter_bloc.dart';

class HomeBloc extends Bloc<HomeEvent, HomeState>{
  final MangaRepository repo;

  HomeBloc(this.repo) : super (const HomeState()) {
    on<HomeLoadDataEvent>(_onLoadData);
  }
 Future<void> _onLoadData(HomeLoadDataEvent event, Emitter<HomeState> emit) async {
    if( event.nextPage == null) {
      emit(state.copyWith(isLoading: true));
    } else {
      emit(state.copyWith(isPaginationLoading: true));
      }

    final data = await repo.loadData(q: event.search, page: event.nextPage ?? 1);

    if (event.nextPage != null) {
      data?.data?.insertAll(0, state.data?.data ?? []);
    }

    emit(state.copyWith(data: data, isLoading: false, isPaginationLoading: false));
  }
}