import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:news/data/models/NewsModel.dart';
import 'package:news/data/repositories/SurveyQuestion/surveyQueRepository.dart';

abstract class SurveyQuestionState {}

class SurveyQuestionInitial extends SurveyQuestionState {}

class SurveyQuestionFetchInProgress extends SurveyQuestionState {}

class SurveyQuestionFetchSuccess extends SurveyQuestionState {
  final List<NewsModel> surveyQuestion;

  SurveyQuestionFetchSuccess({required this.surveyQuestion});
}

class SurveyQuestionFetchFailure extends SurveyQuestionState {
  final String errorMessage;

  SurveyQuestionFetchFailure(this.errorMessage);
}

class SurveyQuestionCubit extends Cubit<SurveyQuestionState> {
  final SurveyQuestionRepository _surveyQuestionRepository;

  SurveyQuestionCubit(this._surveyQuestionRepository) : super(SurveyQuestionInitial());

  Future<void> getSurveyQuestion({required String langId}) async {
    try {
      emit(SurveyQuestionFetchInProgress());
      await _surveyQuestionRepository.getSurveyQuestion(langId: langId).then((value) {
        emit(SurveyQuestionFetchSuccess(surveyQuestion: value['SurveyQuestion']));
      });
    } catch (e) {
      emit(SurveyQuestionFetchFailure(e.toString()));
    }
  }

  void removeQuestion(String index) {
    if (state is SurveyQuestionFetchSuccess) {
      List<NewsModel> queList = List.from((state as SurveyQuestionFetchSuccess).surveyQuestion)..removeWhere((element) => element.id! == index);
      emit(SurveyQuestionFetchSuccess(surveyQuestion: queList));
    }
  }

  List surveyList() {
    return (state is SurveyQuestionFetchSuccess) ? (state as SurveyQuestionFetchSuccess).surveyQuestion : [];
  }

  String getSurveyQuestionIndex({required String questionTitle}) {
    return (state is! SurveyQuestionFetchSuccess) ? "0" : (state as SurveyQuestionFetchSuccess).surveyQuestion.where((element) => element.question == questionTitle).first.id!;
  }
}