Initial commit

lib/src/ui/bloc/anime_list_bloc.dart

@@ -0,0 +1,68 @@
+import 'dart:math';
+import 'package:anitrack/src/data/anime.dart';
+import 'package:bloc/bloc.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'anime_list_state.dart';
+part 'anime_list_event.dart';
+part 'anime_list_bloc.freezed.dart';
+
+class AnimeListBloc extends Bloc<AnimeListEvent, AnimeListState> {
+  AnimeListBloc() : super(AnimeListState()) {
+    on<AnimeAddedEvent>(_onAnimeAdded);
+    on<AnimeEpisodeIncrementedEvent>(_onIncremented);
+    on<AnimeEpisodeDecrementedEvent>(_onDecremented);
+  }
+
+  // TODO: Remove
+  Future<void> _onAnimeAdded(AnimeAddedEvent event, Emitter<AnimeListState> emit) async {
+    emit(
+      state.copyWith(
+        animes: List.from([
+          ...state.animes,
+          event.data,
+        ]),
+      ),
+    );
+  }
+
+  Future<void> _onIncremented(AnimeEpisodeIncrementedEvent event, Emitter<AnimeListState> emit) async {
+    final index = state.animes.indexWhere((item) => item.id == event.id);
+    if (index == -1) return;
+
+    final anime = state.animes[index];
+    if (anime.episodesTotal != null && anime.episodesWatched + 1 > anime.episodesTotal!) return;
+
+    final newList = List<AnimeTrackingData>.from(state.animes);
+    newList[index] = anime.copyWith(
+      anime.episodesWatched + 1,
+    );
+
+    emit(
+      state.copyWith(
+        animes: newList,
+      ),
+    );
+    print('${event.id} incremented');
+  }
+
+  Future<void> _onDecremented(AnimeEpisodeDecrementedEvent event, Emitter<AnimeListState> emit) async {
+    final index = state.animes.indexWhere((item) => item.id == event.id);
+    if (index == -1) return;
+
+    final anime = state.animes[index];
+    if (anime.episodesWatched - 1 < 0) return;
+
+    final newList = List<AnimeTrackingData>.from(state.animes);
+    newList[index] = anime.copyWith(
+      anime.episodesWatched - 1,
+    );
+
+    emit(
+      state.copyWith(
+        animes: newList,
+      ),
+    );
+    print('${event.id} decremented');
+  }
+}