// lib/models/notification_model.dart

import 'package:wanisdriver/models/users.dart'; // Ensure this import is correct

import '../config/enum/action_enum.dart';
import '../config/enum/notification_status_enum.dart';

class NotificationModel {
  final int? id;
  final users senderId;     // This is now a 'users' object
  final users receiverId;   // This is now a 'users' object
  final ActionEnum action;
  final int? actionId;
  final String subject;
  final String content;
  final NotificationStatus status;
  final DateTime timestmp;

  NotificationModel({
    this.id,
    required this.senderId,
    required this.receiverId,
    required this.action,
    this.actionId,
    required this.subject,
    required this.content,
    required this.status,
    required this.timestmp,
  });

  factory NotificationModel.fromJson(Map<String, dynamic> json) {
    return NotificationModel(
      id: json['id'] as int?, // Safely cast to int?
      senderId: users.fromJson(json['sender'] as Map<String, dynamic>),
      receiverId: users.fromJson(json['reciver'] as Map<String, dynamic>),
      action: ActionEnumExtension.fromString(json['action']),
      actionId: json['actionId'] as int?, // Safely cast to int?
      subject: json['subject'] as String? ?? '', // Provide default empty string
      content: json['content'] as String? ?? '', // Provide default empty string
      status: NotificationStatusExtension.fromString(json['status']),
      timestmp: json['timestmp'] != null
          ? DateTime.fromMillisecondsSinceEpoch(json['timestmp'] as int)
          : DateTime.now(), // Correctly parse epoch milliseconds
    );
  }

  Map<String, dynamic> toJson() {
    return {
      'id': id,
      'sender': senderId.toJson(), // Call toJson on the users object
      'reciver': receiverId.toJson(), // Call toJson on the users object
      'action': action.value,
      'actionId': actionId,
      'subject': subject,
      'content': content,
      'status': status.value,
      'timestmp': timestmp.toIso8601String(),
    };
  }

  /// Creates a copy of this NotificationModel with the given fields updated.
  NotificationModel copyWith({
    int? id,
    users? senderId, // Type changed to users
    users? receiverId, // Type changed to users
    ActionEnum? action,
    int? actionId,
    String? subject,
    String? content,
    NotificationStatus? status,
    DateTime? timestmp,
  }) {
    return NotificationModel(
      id: id ?? this.id,
      senderId: senderId ?? this.senderId,
      receiverId: receiverId ?? this.receiverId,
      action: action ?? this.action,
      actionId: actionId ?? this.actionId,
      subject: subject ?? this.subject,
      content: content ?? this.content,
      status: status ?? this.status,
      timestmp: timestmp ?? this.timestmp,
    );
  }
}