delivery_voucher_document.dart

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import 'dart:convert';
 
class DeliveryVoucherDocument {
  final DateTime? collectionDate;
  final List<CollectionVoucher>? collectionVoucher;
  final String? containerNumber;
  final String? containerType;
  final Partner? driver;
  final int? id;
  final LocalizedString? productName;
  final String? reference;
  final DateTime? unloadingDate;
  final String? vehiclePlate;
 
  DeliveryVoucherDocument({
    this.collectionDate,
    this.collectionVoucher,
    this.containerNumber,
    this.containerType,
    this.driver,
    this.id,
    this.productName,
    this.reference,
    this.unloadingDate,
    this.vehiclePlate,
  });
 
  factory DeliveryVoucherDocument.fromJson(Map<String, dynamic> json) {
    return DeliveryVoucherDocument(
      collectionDate: json['collectionDate'] != null
          ? DateTime.tryParse(json['collectionDate'])
          : null,
      collectionVoucher: json['collectionVoucher'] != null
          ? (json['collectionVoucher'] as List)
              .map((v) => CollectionVoucher.fromJson(v))
              .toList()
          : null,
      containerNumber: json['containerNumber'],
      containerType: json['containerType'],
      driver: json['driver'] != null ? Partner.fromJson(json['driver']) : null,
      id: json['id'],
      productName: json['productName'] != null
          ? LocalizedString.fromJsonString(json['productName'])
          : null,
      reference: json['reference'],
      unloadingDate: json['unloadingDate'] != null
          ? DateTime.tryParse(json['unloadingDate'])
          : null,
      vehiclePlate: json['vehiclePlate'],
    );
  }
 
  Map<String, dynamic> toJson() {
    final data = <String, dynamic>{};
    if (collectionDate != null) {
      data['collectionDate'] = collectionDate!.toIso8601String();
    }
    if (collectionVoucher != null) {
      data['collectionVoucher'] =
          collectionVoucher!.map((e) => e.toJson()).toList();
    }
    data['containerNumber'] = containerNumber;
    data['containerType'] = containerType;
    if (driver != null) {
      data['driver'] = driver!.toJson();
    }
    data['id'] = id;
    if (productName != null) {
      data['productName'] = json.encode(productName!.values);
    }
    data['reference'] = reference;
    if (unloadingDate != null) {
      data['unloadingDate'] = unloadingDate!.toIso8601String();
    }
    data['vehiclePlate'] = vehiclePlate;
    return data;
  }
}
 
class CollectionVoucher {
  final int? id;
  final String? name;
  final String? address;
  final String? collectionPoint;
  final String? contactPerson;
  final String? generatorId;
 
  CollectionVoucher({
    this.id,
    this.name,
    this.address,
    this.collectionPoint,
    this.contactPerson,
    this.generatorId,
  });
 
  factory CollectionVoucher.fromJson(Map<String, dynamic> json) {
    return CollectionVoucher(
      id: json['id'],
      name: json['name'],
      address: json['address'],
      collectionPoint: json['collectionPoint'],
      contactPerson: json['contactPerson'],
      generatorId: json['generatorId'],
    );
  }
 
  Map<String, dynamic> toJson() => {
        'id': id,
        'name': name,
        'address': address,
        'collectionPoint': collectionPoint,
        'contactPerson': contactPerson,
        'generatorId': generatorId,
      };
}
 
class Partner {
  final int? id;
  final bool? isCompany;
  final String? name;
  final int? parentId;
  final String? partnerLatitude;
  final String? partnerLongitude;
  final String? street;
 
  Partner({
    this.id,
    this.isCompany,
    this.name,
    this.parentId,
    this.partnerLatitude,
    this.partnerLongitude,
    this.street,
  });
 
  factory Partner.fromJson(Map<String, dynamic> json) {
    return Partner(
      id: json['id'],
      isCompany: json['isCompany'],
      name: json['name'],
      parentId: json['parentId'],
      partnerLatitude: json['partnerLatitude'],
      partnerLongitude: json['partnerLongitude'],
      street: json['street'],
    );
  }
 
  Map<String, dynamic> toJson() => {
        'id': id,
        'isCompany': isCompany,
        'name': name,
        'parentId': parentId,
        'partnerLatitude': partnerLatitude,
        'partnerLongitude': partnerLongitude,
        'street': street,
      };
}
 
class LocalizedString {
  final Map<String, String> values;
 
  LocalizedString(this.values);
 
  factory LocalizedString.fromJsonString(String jsonStr) {
    try {
      final Map<String, dynamic> decoded =
          json.decode(jsonStr) as Map<String, dynamic>;
      return LocalizedString(decoded.map((k, v) => MapEntry(k, v.toString())));
    } catch (e) {
      return LocalizedString({'en_US': jsonStr}); // fallback
    }
  }
 
  String? get(String locale) => values[locale];
 
  String? get defaultValue => values['en_US'] ?? values.values.firstOrNull;
}