mobile-app/lib/custom_model/product_unit.dart

import 'package:equatable/equatable.dart';

class ProductUnit extends Equatable {
  ProductUnit({
    this.id,
    this.key,
    this.name,
  });

  final int? id;
  final String? key;
  final String? name;

  ProductUnit copyWith({
    int? id,
    String? key,
    String? name,
  }) {
    return ProductUnit(
      id: id ?? this.id,
      key: key ?? this.key,
      name: name ?? this.name,
    );
  }

  factory ProductUnit.fromJson(Map<String, dynamic> json) {
    return ProductUnit(
      id: json["id"],
      key: json["key"],
      name: json["name"],
    );
  }

  Map<String, dynamic> toJson() => {"id": id, "key": key, "name": name};

  @override
  List<Object?> get props => [id, key, name];
}