import 'dart:math';

import 'package:data/app_api_data/app_api_repository_impl.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:network_core/initializer/base_initializer.dart';
import 'package:network_core/network/networking/custom_exception.dart';
import 'package:repositories/app_api_domain/models/single_post_model.dart';
import 'package:repositories/app_api_domain/repository/app_api_repository.dart';
import 'package:sonnat/core/utils/base_cubit_type.dart';
import 'package:sonnat/features/single_post/view_models/comment.dart';

class SinglePostCubit extends Cubit<BaseCubitType<SinglePostState>> {
  List<Comment> commentList = [];
  SinglePostModel? model;
  final AppApiRepository _remoteRepository = AppApiRepositoryImpl(apiService: BaseInitializer.instance.getApiService());

  SinglePostCubit() : super(BaseCubitType(eventName: SinglePostState.empty));

  void empty() => emit(BaseCubitType(eventName: SinglePostState.empty));

  void addComment(String comment) {
    Comment newComment = Comment(
      date: DateTime.now().millisecondsSinceEpoch,
      text: comment,
      author: 'محسن زمانی',
      id: Random.secure().nextInt(10000),
    );
    commentList.insert(0, newComment);
    emit(BaseCubitType(eventName: SinglePostState.data));
  }

  void deleteComment(int id) {
    commentList.removeWhere((element) => element.id == id);
    emit(BaseCubitType(eventName: SinglePostState.data));
  }

  Future<void> getSinglePostData({required int postId}) async {
    try {
      emit(BaseCubitType(eventName: SinglePostState.loading));
      model = await _remoteRepository.getSinglePost(postId: postId);
      emit(BaseCubitType(eventName: SinglePostState.data));
    } on CustomException {
      emit(BaseCubitType(eventName: SinglePostState.error));
    }
  }
}

enum SinglePostState {
  empty,
  loading,
  error,
  data,
}