class SystemNotificationModel {
  String? userId;
  String? userName;
  String? title;
  String? text;
  int? referenceId;
  int? sourceId;
  String? sourceName;
  bool? readed;
  String? readingDate;
  String? id; // Changed from int? to String? to match API response
  String? createdOn;
  String? modifiedOn;
  String? priorityName;
  String? statusName;
  int? transactionType;
  String? moduleName;
  String? subModuleName;
  String? channelName;

  // New fields from the API
  bool? sent;
  String? sentDate;
  int? noOfFailure;
  int? totalUnreadCount; // Added from API payload

  SystemNotificationModel(
      {this.userId,
      this.userName,
      this.title,
      this.text,
      this.referenceId,
      this.sourceId,
      this.sourceName,
      this.readed,
      this.readingDate,
      this.id,
      this.createdOn,
      this.modifiedOn,
      this.priorityName,
      this.transactionType,
      this.statusName,
      this.moduleName,
      this.subModuleName,
      this.channelName,
      this.sent,
      this.sentDate,
      this.noOfFailure,
      this.totalUnreadCount});

  SystemNotificationModel.fromJson(Map<String, dynamic>? json) {
    // Allow json to be null
    if (json != null) {
      // Fix: Handle id as String (API returns String like "6a3b8af78200480d80d8dbb8")
      id = json['id']?.toString();
      userId = json['userId'] ?? json['userEmail'];
      userName = json['userName'];
      title = json['title'] ?? json['notificationTitle'];
      text = json['text'] ?? json['notificationBody'];
      referenceId = json['referenceId'];
      sourceId = json['sourceId'];
      sourceName = json['sourceName'] ?? json['moduleName'];
      readed = json['readed'] ?? (json['isRead'] == true);
      readingDate = json['readingDate'];
      createdOn = json['createdDate'] ?? json['createdOn'];
      modifiedOn = json['modifiedOn'];
      priorityName = json['priorityName'];
      statusName = json['statusName'];
      transactionType = json['transactionType'];
      moduleName = json['moduleName'];
      subModuleName = json['subModuleName'];
      channelName = json['channelName'];

      // Map new fields
      sent = json['sent'];
      sentDate = json['sentDate'];
      noOfFailure = json['noOfFailure'];
      totalUnreadCount = json['totalUnreadCount'];
    }
  }

  Map<String, dynamic> toNotificationJson() {
    final Map<String, dynamic> data = <String, dynamic>{}; // Use <String, dynamic> for type safety
    data['userId'] = userId;
    data['userName'] = userName;
    data['title'] = title;
    data['text'] = text;
    data['requestNumber'] = referenceId;
    data['sourceId'] = sourceId;
    data['requestType'] = sourceName;
    data['readed'] = readed;
    data['readingDate'] = readingDate;
    data['id'] = id;
    data['createdOn'] = createdOn;
    data['modifiedOn'] = modifiedOn;
    data['priorityName'] = priorityName;
    data['priority'] = priorityName;
    data['statusName'] = statusName;
    data['transactionType'] = transactionType;
    data['channelName'] = channelName;
    data['sent'] = sent;
    data['sentDate'] = sentDate;
    data['noOfFailure'] = noOfFailure;
    data['totalUnreadCount'] = totalUnreadCount;
    return data;
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = <String, dynamic>{}; // Use <String, dynamic> for type safety
    data['userId'] = userId;
    data['userName'] = userName;
    data['title'] = title;
    data['text'] = text;
    data['referenceId'] = referenceId;
    data['sourceId'] = sourceId;
    data['sourceName'] = sourceName;
    data['readed'] = readed;
    data['readingDate'] = readingDate;
    data['id'] = id;
    data['createdOn'] = createdOn;
    data['modifiedOn'] = modifiedOn;
    data['priorityName'] = priorityName;
    data['statusName'] = statusName;
    data['transactionType'] = transactionType;
    data['moduleName'] = moduleName;
    data['subModuleName'] = subModuleName;
    data['channelName'] = channelName;
    data['sent'] = sent;
    data['sentDate'] = sentDate;
    data['noOfFailure'] = noOfFailure;
    data['totalUnreadCount'] = totalUnreadCount;
    return data;
  }
}