tripz-llc/apps/rider_new/lib/features/auth/cubit/login_state.dart

import 'package:equatable/equatable.dart';

import '../../../core/session/app_user.dart';
import 'auth_failure.dart';
import 'phone_error.dart';

/// خطوات الدخول بالترتيب الميداني المثبت في سيرو (docs/39 §2): بوابتان
/// كاملتان **قبل** أي حقل إدخال، ثم الهاتف فالرمز.
enum LoginStep { agreement, permission, phone, otp, done }

enum LoginStatus { idle, submitting, failure, success }

class LoginState extends Equatable {
  const LoginState({
    this.step = LoginStep.agreement,
    this.status = LoginStatus.idle,
    this.phone = '',
    this.agreed = false,
    this.failure,
    this.phoneError,
    this.resendIn = 0,
    this.permissionPermanentlyDenied = false,
    this.user,
  });

  final LoginStep step;
  final LoginStatus status;

  /// الرقم كما أدخله المستخدم — الخادم يطبّعه، فلا نطبّعه نحن (docs/38 §2).
  final String phone;

  final bool agreed;
  final AuthFailure? failure;
  final PhoneError? phoneError;

  /// ثوانٍ متبقّية قبل السماح بإعادة الإرسال. الخادم يحدّ بثلاثة طلبات كل
  /// خمس دقائق، فالعدّاد ليس تجميلاً (docs/39 §2).
  final int resendIn;

  /// رُفض الإذن نهائياً — الحل الوحيد فتح إعدادات النظام.
  final bool permissionPermanentlyDenied;

  final AppUser? user;

  bool get isSubmitting => status == LoginStatus.submitting;
  bool get canResend => resendIn == 0 && !isSubmitting;

  LoginState copyWith({
    LoginStep? step,
    LoginStatus? status,
    String? phone,
    bool? agreed,
    AuthFailure? failure,
    PhoneError? phoneError,
    int? resendIn,
    bool? permissionPermanentlyDenied,
    AppUser? user,
    bool clearFailure = false,
    bool clearPhoneError = false,
  }) {
    return LoginState(
      step: step ?? this.step,
      status: status ?? this.status,
      phone: phone ?? this.phone,
      agreed: agreed ?? this.agreed,
      failure: clearFailure ? null : (failure ?? this.failure),
      phoneError: clearPhoneError ? null : (phoneError ?? this.phoneError),
      resendIn: resendIn ?? this.resendIn,
      permissionPermanentlyDenied:
          permissionPermanentlyDenied ?? this.permissionPermanentlyDenied,
      user: user ?? this.user,
    );
  }

  @override
  List<Object?> get props => [
        step,
        status,
        phone,
        agreed,
        failure,
        phoneError,
        resendIn,
        permissionPermanentlyDenied,
        user,
      ];
}