Add MovieDetailsCubit and integrate movie details loading in DetailsPage

Author: winechit-dev

lib/app/app.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:tmdb_flutter/app/cubit/favorite_movies_cubit.dart';
 import 'package:tmdb_flutter/app/cubit/home_cubit.dart';
+import 'package:tmdb_flutter/app/cubit/movie_details_cubit.dart';
 import 'package:tmdb_flutter/app/injection.dart';
 import 'package:tmdb_flutter/app/view/main_page.dart';
 
@@ -18,6 +19,9 @@ class App extends StatelessWidget {
         BlocProvider(
           create: (context) => getIt<FavoriteMoviesCubit>(),
         ),
+        BlocProvider(
+          create: (context) => getIt<MovieDetailsCubit>(),
+        ),
       ],
       child: MaterialApp(
         title: 'TMDB Movies',

lib/app/cubit/movie_details_cubit.dart

@@ -0,0 +1,23 @@
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:tmdb_flutter/app/data/repository/movies_repository.dart';
+import 'package:tmdb_flutter/app/cubit/movie_details_state.dart';
+
+class MovieDetailsCubit extends Cubit<MovieDetailsState> {
+  MovieDetailsCubit(this._repository) : super(MovieDetailsInitial());
+
+  final MoviesRepository _repository;
+
+  Future<void> loadMovieDetails(int movieId) async {
+    try {
+      emit(MovieDetailsLoading());
+      final movieDetails = await _repository.getMovieDetails(movieId);
+      final credits = await _repository.getMovieCredits(movieId);
+      emit(MovieDetailsLoaded(
+        movieDetails: movieDetails,
+        credits: credits,
+      ));
+    } catch (e) {
+      emit(MovieDetailsError(e.toString()));
+    }
+  }
+} 

lib/app/cubit/movie_details_state.dart

@@ -0,0 +1,35 @@
+import 'package:equatable/equatable.dart';
+import 'package:tmdb_flutter/app/data/remote/models/movie_responses.dart';
+
+abstract class MovieDetailsState extends Equatable {
+  const MovieDetailsState();
+
+  @override
+  List<Object?> get props => [];
+}
+
+class MovieDetailsInitial extends MovieDetailsState {}
+
+class MovieDetailsLoading extends MovieDetailsState {}
+
+class MovieDetailsLoaded extends MovieDetailsState {
+  const MovieDetailsLoaded({
+    required this.movieDetails,
+    required this.credits,
+  });
+
+  final MovieDetailsResponse movieDetails;
+  final CreditsResponse credits;
+
+  @override
+  List<Object?> get props => [movieDetails, credits];
+}
+
+class MovieDetailsError extends MovieDetailsState {
+  const MovieDetailsError(this.message);
+
+  final String message;
+
+  @override
+  List<Object?> get props => [message];
+} 

lib/app/injection.dart

@@ -6,6 +6,7 @@ import 'package:tmdb_flutter/app/data/local/database_helper.dart';
 import 'package:tmdb_flutter/app/data/local/favorite_movies_local_data_source.dart';
 import 'package:tmdb_flutter/app/data/remote/movie_api.dart';
 import 'package:tmdb_flutter/app/data/repository/movies_repository.dart';
+import 'package:tmdb_flutter/app/cubit/movie_details_cubit.dart';
 
 final getIt = GetIt.instance;
 
@@ -31,5 +32,6 @@ Future<void> configureDependencies() async {
     )
     ..registerFactory<FavoriteMoviesCubit>(
       () => FavoriteMoviesCubit(getIt<MoviesRepository>()),
-    );
+    )
+    ..registerFactory(() => MovieDetailsCubit(getIt()));
 }