toMap method
Converts ChatMessage to a Map object
Implementation
Map<String, dynamic> toMap() {
return {
'messageId': messageId,
'sender': senderId,
'receiver': receiverId,
'message': message,
'timestamp': createdAt.toIso8601String(),
'status': status,
'attachmentUrl': attachmentUrl,
'attachmentName': attachmentName,
'attachmentType': attachmentType,
};
}