elCaribe app - customization and branding

news-app/lib/cubits/videosCubit.dart

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+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:news/data/models/NewsModel.dart';
+import 'package:news/data/repositories/Videos/videosRepository.dart';
+import 'package:news/utils/constant.dart';
+import 'package:news/utils/strings.dart';
+
+abstract class VideoState {}
+
+class VideoInitial extends VideoState {}
+
+class VideoFetchInProgress extends VideoState {}
+
+class VideoFetchSuccess extends VideoState {
+  final List<NewsModel> video;
+  final int totalVideoCount;
+  final bool hasMoreFetchError;
+  final bool hasMore;
+
+  VideoFetchSuccess({required this.video, required this.totalVideoCount, required this.hasMoreFetchError, required this.hasMore});
+}
+
+class VideoFetchFailure extends VideoState {
+  final String errorMessage;
+
+  VideoFetchFailure(this.errorMessage);
+}
+
+class VideoCubit extends Cubit<VideoState> {
+  final VideoRepository _videoRepository;
+
+  VideoCubit(this._videoRepository) : super(VideoInitial());
+
+  void getVideo({required String langId, String? latitude, String? longitude}) async {
+    try {
+      emit(VideoFetchInProgress());
+      final result = await _videoRepository.getVideo(limit: limitOfAPIData.toString(), offset: "0", langId: langId, latitude: latitude, longitude: longitude);
+      (!result[ERROR])
+          ? emit(VideoFetchSuccess(video: result['Video'], totalVideoCount: result[TOTAL], hasMoreFetchError: false, hasMore: (result['Video'] as List<NewsModel>).length < result[TOTAL]))
+          : emit(VideoFetchFailure(result[MESSAGE]));
+    } catch (e) {
+      emit(VideoFetchFailure(e.toString()));
+    }
+  }
+
+  bool hasMoreVideo() {
+    return (state is VideoFetchSuccess) ? (state as VideoFetchSuccess).hasMore : false;
+  }
+
+  void getMoreVideo({required String langId, String? latitude, String? longitude}) async {
+    if (state is VideoFetchSuccess) {
+      try {
+        final result =
+            await _videoRepository.getVideo(langId: langId, limit: limitOfAPIData.toString(), offset: (state as VideoFetchSuccess).video.length.toString(), latitude: latitude, longitude: longitude);
+        List<NewsModel> updatedResults = (state as VideoFetchSuccess).video;
+        updatedResults.addAll(result['Video'] as List<NewsModel>);
+        emit(VideoFetchSuccess(video: updatedResults, totalVideoCount: result[TOTAL], hasMoreFetchError: false, hasMore: updatedResults.length < result[TOTAL]));
+      } catch (e) {
+        emit(VideoFetchSuccess(
+            video: (state as VideoFetchSuccess).video, hasMoreFetchError: true, totalVideoCount: (state as VideoFetchSuccess).totalVideoCount, hasMore: (state as VideoFetchSuccess).hasMore));
+      }
+    }
+  }
+}