part of 'services_bloc.dart';

abstract class ServicesState extends Equatable {
  ServicesState({final List<ServiceLock> lockedServices = const []})
      : _lockedServices =
            lockedServices.where((final lock) => lock.isLocked).toList();
  final List<ServiceLock> _lockedServices;
  List<Service> get services;
  List<String> get lockedServices => _lockedServices
      .where((final lock) => lock.isLocked)
      .map((final lock) => lock.serviceId)
      .toList();

  List<Service> get servicesThatCanBeBackedUp => services
      .where(
        (final service) => service.canBeBackedUp,
      )
      .toList();

  bool isServiceLocked(final String serviceId) =>
      lockedServices.contains(serviceId);

  Service? getServiceById(final String id) {
    final service = services.firstWhere(
      (final service) => service.id == id,
      orElse: () => Service.empty,
    );
    if (service.id == 'empty') {
      return null;
    }
    return service;
  }

  ServicesState copyWith({
    final List<Service>? services,
    final List<ServiceLock>? lockedServices,
  });
}

class ServiceLock extends Equatable {
  ServiceLock({
    required this.serviceId,
    required this.lockDuration,
  }) : lockTime = DateTime.now();

  final String serviceId;
  final Duration lockDuration;
  final DateTime lockTime;

  bool get isLocked => DateTime.now().isBefore(lockTime.add(lockDuration));

  @override
  List<Object?> get props => [serviceId, lockDuration, lockTime];
}

class ServicesInitial extends ServicesState {
  @override
  List<Object> get props => [];

  @override
  List<Service> get services => [];

  @override
  ServicesState copyWith({
    final List<Service>? services,
    final List<ServiceLock>? lockedServices,
  }) =>
      ServicesInitial();
}

class ServicesLoaded extends ServicesState {
  ServicesLoaded({
    required final List<Service> services,
    required super.lockedServices,
  }) : _servicesHachCode = Object.hashAll([...services]);

  final int _servicesHachCode;

  final apiConnectionRepository = getIt<ApiConnectionRepository>();

  List<Service> get _services =>
      apiConnectionRepository.apiData.services.data ?? [];

  @override
  List<Service> get services => _services;

  @override
  List<Object?> get props => [_servicesHachCode, _lockedServices];

  @override
  ServicesLoaded copyWith({
    final List<Service>? services,
    final List<ServiceLock>? lockedServices,
  }) =>
      ServicesLoaded(
        services: services ?? this.services,
        lockedServices: lockedServices ?? _lockedServices,
      );
}

class ServicesReloading extends ServicesLoaded {
  ServicesReloading({
    required super.services,
    required super.lockedServices,
  });

  ServicesReloading.fromState(final ServicesLoaded state)
      : super(
          services: state.services,
          lockedServices: state._lockedServices,
        );

  @override
  List<Object?> get props => [services, lockedServices];
}