feat: implement core architecture, design system, localization, and trip features for both driver and rider apps.

2026-07-19 16:21:58 +03:00
parent 959e2fa758
commit c4dfeb4c6f
207 changed files with 14017 additions and 5567 deletions
@@ -0,0 +1,235 @@
+import 'dart:async';
+import 'package:equatable/equatable.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import '../data/offers_repository.dart';
+import 'package:driver/features/home/data/models/trip_offer_model.dart';
+import '../../trip/data/driver_socket_service.dart';
+import '../../trip/data/trip_event_merger.dart';
+
+// ─── أحداث ───
+
+sealed class OffersEvent extends Equatable {
+  const OffersEvent();
+  @override
+  List<Object?> get props => [];
+}
+
+/// بدء الاستماع للعروض (بعد الاتصال بالـWebSocket).
+class OffersStarted extends OffersEvent {
+  const OffersStarted();
+}
+
+/// عرض رحلة وارد (من WebSocket).
+class OfferReceived extends OffersEvent {
+  final TripOfferModel offer;
+  const OfferReceived(this.offer);
+  @override
+  List<Object?> get props => [offer.tripId];
+}
+
+/// العرض تم قبوله من سائق آخر.
+class OfferTaken extends OffersEvent {
+  final String tripId;
+  const OfferTaken(this.tripId);
+  @override
+  List<Object?> get props => [tripId];
+}
+
+/// العرض انتهت مهلته (من المؤقت).
+class OfferExpired extends OffersEvent {
+  final String tripId;
+  const OfferExpired(this.tripId);
+  @override
+  List<Object?> get props => [tripId];
+}
+
+/// قبول العرض.
+class OfferAccepted extends OffersEvent {
+  final String tripId;
+  const OfferAccepted(this.tripId);
+  @override
+  List<Object?> get props => [tripId];
+}
+
+/// رفض العرض يدوياً.
+class OfferRejected extends OffersEvent {
+  final String tripId;
+  const OfferRejected(this.tripId);
+  @override
+  List<Object?> get props => [tripId];
+}
+
+/// مسح كل العروض (عند بدء رحلة نشطة).
+class OffersClear extends OffersEvent {
+  const OffersClear();
+}
+
+// ─── حالة ───
+
+class OffersState extends Equatable {
+  final List<TripOfferModel> offers;
+  final String? acceptedTripId;
+  final bool accepting;
+  final String? error;
+
+  const OffersState({
+    this.offers = const [],
+    this.acceptedTripId,
+    this.accepting = false,
+    this.error,
+  });
+
+  OffersState copyWith({
+    List<TripOfferModel>? offers,
+    String? acceptedTripId,
+    bool? accepting,
+    String? error,
+    bool clearError = false,
+    bool clearAccepted = false,
+  }) {
+    return OffersState(
+      offers: offers ?? this.offers,
+      acceptedTripId: clearAccepted ? null : (acceptedTripId ?? this.acceptedTripId),
+      accepting: accepting ?? this.accepting,
+      error: clearError ? null : (error ?? this.error),
+    );
+  }
+
+  /// هل هناك عرض واحد على الأقل؟
+  bool get hasOffers => offers.isNotEmpty;
+
+  @override
+  List<Object?> get props => [offers, acceptedTripId, accepting, error];
+}
+
+// ─── Bloc ───
+
+/// OffersBloc — Bloc الثاني للسائق (docs/03 §14).
+///
+/// يستقبل عروض من WebSocket ويدير القبول/الرفض والمؤقت.
+/// العروض تُعرض كـstack: الأحدث أولاً.
+class OffersBloc extends Bloc<OffersEvent, OffersState> {
+  final OffersRepository _offersRepo;
+  final DriverSocketService _socket;
+  final DriverTripEventMerger _merger;
+
+  /// مؤقتات المهلة لكل عرض ( tripId → Timer ).
+  final Map<String, Timer> _expiryTimers = {};
+
+  OffersBloc({
+    required OffersRepository offersRepo,
+    required DriverSocketService socket,
+    DriverTripEventMerger? merger,
+  })  : _offersRepo = offersRepo,
+        _socket = socket,
+        _merger = merger ?? DriverTripEventMerger(),
+        super(const OffersState()) {
+    on<OffersStarted>(_onStarted);
+    on<OfferReceived>(_onOfferReceived);
+    on<OfferTaken>(_onOfferTaken);
+    on<OfferExpired>(_onOfferExpired);
+    on<OfferAccepted>(_onOfferAccepted);
+    on<OfferRejected>(_onOfferRejected);
+    on<OffersClear>(_onClear);
+
+    // استمع لتحديثات Merger.
+    _merger.offerStream.listen((offer) {
+      add(OfferReceived(offer));
+    });
+
+    _merger.offerTakenStream.listen((tripId) {
+      add(OfferTaken(tripId));
+    });
+  }
+
+  Future<void> _onStarted(OffersStarted event, Emitter<OffersState> emit) async {
+    _socket.connect();
+  }
+
+  void _onOfferReceived(OfferReceived event, Emitter<OffersState> emit) {
+    // لا تضف عروضاً مكررة.
+    final exists = state.offers.any((o) => o.tripId == event.offer.tripId);
+    if (exists) return;
+
+    final updated = [event.offer, ...state.offers];
+    emit(state.copyWith(offers: updated, clearError: true));
+
+    // ابدأ مؤقت المهلة.
+    _startExpiryTimer(event.offer);
+  }
+
+  void _onOfferTaken(OfferTaken event, Emitter<OffersState> emit) {
+    final updated = state.offers.where((o) => o.tripId != event.tripId).toList();
+    _cancelExpiryTimer(event.tripId);
+    emit(state.copyWith(offers: updated));
+  }
+
+  void _onOfferExpired(OfferExpired event, Emitter<OffersState> emit) {
+    final updated = state.offers.where((o) => o.tripId != event.tripId).toList();
+    _cancelExpiryTimer(event.tripId);
+    emit(state.copyWith(offers: updated));
+  }
+
+  Future<void> _onOfferAccepted(OfferAccepted event, Emitter<OffersState> emit) async {
+    emit(state.copyWith(accepting: true, clearError: true));
+
+    final trip = await _offersRepo.acceptTrip(event.tripId);
+    if (trip == null) {
+      emit(state.copyWith(accepting: false, error: 'Failed to accept trip'));
+      return;
+    }
+
+    // أزل كل العروض المتبقية (تم اختيار سائق).
+    _cancelAllTimers();
+    emit(state.copyWith(
+      offers: [],
+      accepting: false,
+      acceptedTripId: event.tripId,
+    ));
+  }
+
+  void _onOfferRejected(OfferRejected event, Emitter<OffersState> emit) {
+    final updated = state.offers.where((o) => o.tripId != event.tripId).toList();
+    _cancelExpiryTimer(event.tripId);
+    emit(state.copyWith(offers: updated));
+  }
+
+  void _onClear(OffersClear event, Emitter<OffersState> emit) {
+    _cancelAllTimers();
+    emit(const OffersState());
+  }
+
+  // ─── مساعدات المؤقتات ───
+
+  void _startExpiryTimer(TripOfferModel offer) {
+    final remaining = offer.expiresAt.difference(DateTime.now());
+    if (remaining.isNegative) {
+      add(OfferExpired(offer.tripId));
+      return;
+    }
+
+    _expiryTimers[offer.tripId]?.cancel();
+    _expiryTimers[offer.tripId] = Timer(remaining, () {
+      add(OfferExpired(offer.tripId));
+    });
+  }
+
+  void _cancelExpiryTimer(String tripId) {
+    _expiryTimers[tripId]?.cancel();
+    _expiryTimers.remove(tripId);
+  }
+
+  void _cancelAllTimers() {
+    for (final timer in _expiryTimers.values) {
+      timer.cancel();
+    }
+    _expiryTimers.clear();
+  }
+
+  @override
+  Future<void> close() {
+    _cancelAllTimers();
+    _merger.dispose();
+    return super.close();
+  }
+}