tripz-llc/apps/rider_new/lib/features/trip/cubit/ride_state.dart

import 'package:equatable/equatable.dart';

import '../data/models/fare_quote.dart';
import '../data/models/geo_point.dart';
import '../data/models/place.dart';
import '../data/models/ride_type.dart';
import '../data/models/route_info.dart';
import '../data/models/trip.dart';

/// مراحل شاشة الراكب. المرحلة تحدّد ما يُعرض على الخريطة وما في الورقة
/// السفلية — «الشاشة مهمة واحدة» (docs/26 §8.1).
enum RidePhase {
  /// الخريطة والبطاقة المطوية «إلى أين؟».
  idle,

  /// المخطّط الموسّع: المصدر والوجهة والمحطات.
  planning,

  /// المستخدم يحرّك الخريطة والدبّوس ثابت في المنتصف.
  pickingOnMap,

  /// المسار والتسعيرة معروضان بانتظار التأكيد.
  confirming,

  /// البحث عن سائق.
  searching,

  /// رحلة جارية.
  active,
}

/// أيّ حقلٍ يلتقط اختيار الخريطة.
enum PickTarget { origin, destination }

enum RideError { none, noDrivers, quoteFailed, routeFailed, requestFailed }

class RideState extends Equatable {
  const RideState({
    this.phase = RidePhase.idle,
    this.origin,
    this.destination,
    this.originLabel = '',
    this.destinationLabel = '',
    this.stops = const [],
    this.rideTypes = const [],
    this.selectedRideType,
    this.route,
    this.quote,
    this.trip,
    this.driverLocation,
    this.searchResults = const [],
    this.searching = false,
    this.busy = false,
    this.error = RideError.none,
    this.pickTarget = PickTarget.destination,
    this.cameraTarget,
  });

  final RidePhase phase;

  final GeoPoint? origin;
  final GeoPoint? destination;
  final String originLabel;
  final String destinationLabel;
  final List<GeoPoint> stops;

  final List<RideType> rideTypes;
  final RideType? selectedRideType;

  final RouteInfo? route;
  final FareQuote? quote;

  final Trip? trip;

  /// موقع السائق الحيّ من `driver:location`.
  final GeoPoint? driverLocation;

  final List<Place> searchResults;

  /// بحث نصّي جارٍ — منفصل عن [busy] كي لا يقفل مؤشّرُ البحثِ الشاشةَ كلها.
  final bool searching;
  final bool busy;

  final RideError error;
  final PickTarget pickTarget;

  /// وجهة الكاميرا حين يقودها المنطق لا المستخدم.
  final GeoPoint? cameraTarget;

  bool get canConfirm =>
      origin != null &&
      destination != null &&
      selectedRideType != null &&
      quote?.isUsable == true;

  RideState copyWith({
    RidePhase? phase,
    GeoPoint? origin,
    GeoPoint? destination,
    String? originLabel,
    String? destinationLabel,
    List<GeoPoint>? stops,
    List<RideType>? rideTypes,
    RideType? selectedRideType,
    RouteInfo? route,
    FareQuote? quote,
    Trip? trip,
    GeoPoint? driverLocation,
    List<Place>? searchResults,
    bool? searching,
    bool? busy,
    RideError? error,
    PickTarget? pickTarget,
    GeoPoint? cameraTarget,
    bool clearDestination = false,
    bool clearRoute = false,
    bool clearTrip = false,
    bool clearCamera = false,
  }) {
    return RideState(
      phase: phase ?? this.phase,
      origin: origin ?? this.origin,
      destination: clearDestination ? null : (destination ?? this.destination),
      originLabel: originLabel ?? this.originLabel,
      destinationLabel: clearDestination
          ? ''
          : (destinationLabel ?? this.destinationLabel),
      stops: stops ?? this.stops,
      rideTypes: rideTypes ?? this.rideTypes,
      selectedRideType: selectedRideType ?? this.selectedRideType,
      route: clearRoute ? null : (route ?? this.route),
      quote: clearRoute ? null : (quote ?? this.quote),
      trip: clearTrip ? null : (trip ?? this.trip),
      driverLocation: driverLocation ?? this.driverLocation,
      searchResults: searchResults ?? this.searchResults,
      searching: searching ?? this.searching,
      busy: busy ?? this.busy,
      error: error ?? this.error,
      pickTarget: pickTarget ?? this.pickTarget,
      cameraTarget: clearCamera ? null : (cameraTarget ?? this.cameraTarget),
    );
  }

  @override
  List<Object?> get props => [
        phase,
        origin,
        destination,
        originLabel,
        destinationLabel,
        stops,
        rideTypes,
        selectedRideType,
        route,
        quote,
        trip,
        driverLocation,
        searchResults,
        searching,
        busy,
        error,
        pickTarget,
        cameraTarget,
      ];
}