hade_hoda_flutter/lib/features/question/presentation/bloc/question_bloc.dart

import 'dart:async';
import 'package:bloc/bloc.dart';
import 'package:flutter/cupertino.dart';
import 'package:hadi_hoda_flutter/core/params/question_params.dart';
import 'package:hadi_hoda_flutter/core/status/base_status.dart';
import 'package:hadi_hoda_flutter/features/question/domain/usecases/get_level_usecase.dart';
import 'package:hadi_hoda_flutter/features/question/presentation/bloc/question_event.dart';
import 'package:hadi_hoda_flutter/features/question/presentation/bloc/question_state.dart';
import 'package:showcaseview/showcaseview.dart';

class QuestionBloc extends Bloc<QuestionEvent, QuestionState> {
  /// ------------constructor------------
  QuestionBloc(
      this._getLevelUseCase,
      ) : super(const QuestionState()) {
    on<GetLevelEvent>(_getLevelEvent);
    on<ChooseAnswerEvent>(_chooseAnswerEvent);
  }

  /// ------------UseCases------------
  final GetLevelUseCase _getLevelUseCase;

  /// ------------Variables------------
  final List<GlobalKey> keys = [
    GlobalKey(),
    GlobalKey(),
    GlobalKey(),
    GlobalKey(),
  ];


  /// ------------Controllers------------

  /// ------------Functions------------
  void startShowCase({required BuildContext context}) {
    ShowCaseWidget.of(context).startShowCase([keys[1]]);
  }

  FutureOr<void> _chooseAnswerEvent(ChooseAnswerEvent event, Emitter<QuestionState> emit) {
    emit(state.copyWith(chooseAnswer: event.answer));
  }

  /// ------------Api Calls------------
  FutureOr<void> _getLevelEvent(GetLevelEvent event, Emitter<QuestionState> emit) async {
    await _getLevelUseCase(QuestionParams(id: int.parse(event.id ?? '0'))).then(
      (value) {
        value.fold(
          (data) {
            emit(state.copyWith(
              getQuestionStatus: BaseComplete(''),
              levelEntity: data,
            ));
          },
          (error) {
            emit(state.copyWith(getQuestionStatus: BaseError(error.errorMessage)));
          },
        );
      },
    );
  }
}