import 'task.dart';

class DeliveryStation {
  final int stationOrder;
  final String company;
  final String? salutation;
  final String firstName;
  final String lastName;
  final String phone;
  final String street;
  final String houseNumber;
  final String addressAddition;
  final String zip;
  final String city;
  final String deliveryDate;
  final String deliveryTime;
  final List<Task> tasks;

  DeliveryStation({
    required this.stationOrder,
    required this.company,
    this.salutation,
    required this.firstName,
    required this.lastName,
    required this.phone,
    required this.street,
    required this.houseNumber,
    required this.addressAddition,
    required this.zip,
    required this.city,
    required this.deliveryDate,
    required this.deliveryTime,
    required this.tasks,
  });

  static String _readString(dynamic value, {String fallback = ''}) {
    if (value is String) {
      return value;
    }
    if (value is num || value is bool) {
      return value.toString();
    }
    return fallback;
  }

  factory DeliveryStation.fromJson(Map<String, dynamic> json) {
    final stationOrder =
        json['stationOrder'] is num
            ? (json['stationOrder'] as num).toInt()
            : int.tryParse(json['stationOrder']?.toString() ?? '') ?? 0;

    final tasks =
        (json['tasks'] as List? ?? const []).map((rawTask) {
            final taskJson = Map<String, dynamic>.from(rawTask as Map);
            taskJson['stationOrder'] ??= stationOrder;
            return Task.fromJson(taskJson);
          }).toList()
          ..sort((a, b) => (a.taskOrder ?? 0).compareTo(b.taskOrder ?? 0));

    return DeliveryStation(
      stationOrder: stationOrder,
      company: _readString(json['company']),
      salutation: json['salutation']?.toString(),
      firstName: _readString(json['firstName']),
      lastName: _readString(json['lastName']),
      phone: _readString(json['phone']),
      street: _readString(json['street']),
      houseNumber: _readString(json['houseNumber']),
      addressAddition: _readString(json['addressAddition']),
      zip: _readString(json['zip']),
      city: _readString(json['city']),
      deliveryDate: _readString(json['deliveryDate']),
      deliveryTime: _readString(json['deliveryTime']),
      tasks: tasks,
    );
  }

  Map<String, dynamic> toJson() {
    return {
      'stationOrder': stationOrder,
      'company': company,
      'salutation': salutation,
      'firstName': firstName,
      'lastName': lastName,
      'phone': phone,
      'street': street,
      'houseNumber': houseNumber,
      'addressAddition': addressAddition,
      'zip': zip,
      'city': city,
      'deliveryDate': deliveryDate,
      'deliveryTime': deliveryTime,
      'tasks': tasks.map((task) => task.toJson()).toList(),
    };
  }

  DeliveryStation normalized() {
    String t(String? value) => (value ?? '').trim();
    return DeliveryStation(
      stationOrder: stationOrder,
      company: t(company),
      salutation: t(salutation),
      firstName: t(firstName),
      lastName: t(lastName),
      phone: t(phone),
      street: t(street),
      houseNumber: t(houseNumber),
      addressAddition: t(addressAddition),
      zip: t(zip),
      city: t(city),
      deliveryDate: t(deliveryDate),
      deliveryTime: t(deliveryTime),
      tasks: tasks,
    );
  }

  String get displayName {
    final name = [
      firstName.trim(),
      lastName.trim(),
    ].where((part) => part.isNotEmpty).join(' ');
    return name.isNotEmpty ? name : company;
  }

  String get formattedAddress {
    final streetPart = [
      street.trim(),
      houseNumber.trim(),
    ].where((part) => part.isNotEmpty).join(' ');
    final cityPart = [
      zip.trim(),
      city.trim(),
    ].where((part) => part.isNotEmpty).join(' ');
    return [streetPart, cityPart].where((part) => part.isNotEmpty).join(', ');
  }
}