flutter-patterns

# Flutter Patterns Skill ## Project Structure ``` lib/ ├── main.dart ├── app.dart ├── core/ │ ├── constants/ │ ├── errors/ │ ├── network/ │ └── utils/ ├── features/ │ └── feature_name/ │ ├── data/ │ │ ├── models/ │ │ ├── repositories/ │ │ └── sources/ │ ├── domain/ │ │ ├── entities/ │ │ └── usecases/ │ └── presentation/ │ ├── bloc/ │ ├── pages/ │ └── widgets/ └── shared/ ├── widgets/ └── theme/ ``` --- ## State Management ### BLoC Pattern ```dart // Event abstract class AuthEvent {} class LoginRequested extends AuthEvent { final String email; final String password; LoginRequested(this.email, this.password); } // State abstract class AuthState {} class AuthInitial extends AuthState {} class AuthLoading extends AuthState {} class AuthSuccess extends AuthState { final User user; AuthSuccess(this.user); } class AuthFailure extends AuthState { final String message; AuthFailure(this.message); } // BLoC class AuthBloc extends Bloc<AuthEvent, AuthState> { AuthBloc() : super(AuthInitial()) { on<LoginRequested>(_onLoginRequested); } Future<void> _onLoginRequested( LoginRequested event, Emitter<AuthState> emit, ) async { emit(AuthLoading()); try { final user = await authRepository.login(event.email, event.password); emit(AuthSuccess(user)); } catch (e) { emit(AuthFailure(e.toString())); } } } ``` ### Rive...