EM2_ERP/em2rp/lib/models/depot_model.dart

import 'package:cloud_firestore/cloud_firestore.dart';

class DepotModel {
  final String id;
  final String name;
  final String address;
  final DateTime? createdAt;

  const DepotModel({
    required this.id,
    required this.name,
    required this.address,
    this.createdAt,
  });

  factory DepotModel.fromMap(Map<String, dynamic> map, String id) {
    return DepotModel(
      id: id,
      name: (map['name'] ?? '').toString(),
      address: (map['address'] ?? '').toString(),
      createdAt: map['createdAt'] is Timestamp
          ? (map['createdAt'] as Timestamp).toDate()
          : null,
    );
  }

  factory DepotModel.fromFirestore(DocumentSnapshot doc) {
    return DepotModel.fromMap(doc.data() as Map<String, dynamic>, doc.id);
  }

  Map<String, dynamic> toMap() {
    return {
      'name': name,
      'address': address,
      'createdAt': createdAt != null
          ? Timestamp.fromDate(createdAt!)
          : FieldValue.serverTimestamp(),
    };
  }

  DepotModel copyWith({String? id, String? name, String? address}) {
    return DepotModel(
      id: id ?? this.id,
      name: name ?? this.name,
      address: address ?? this.address,
      createdAt: createdAt,
    );
  }
}