chat implemented

backend/Core/Entities/Chat.cs

@@ -5,19 +5,26 @@ namespace Core.Entities;
 
 public class Chat
 {
-    [BsonId]
-    [BsonRepresentation(BsonType.String)]
-    public Guid Id { get; set; }
+    public string Id { get; private set; }
+    public List<Message> Messages { get; private set; } = new();
 
-    public Guid PatientId { get; set; }
-    public Guid DoctorId { get; set; }
-
-    public List<Message> Messages { get; set; } = new();
+    public void SetId(string id) { Id = id; }
+    public void SetMessages(List<Message> messages) { Messages = messages; }
 }
 
 public class Message
 {
-    [BsonRepresentation(BsonType.String)] public Guid UserId { get; set; }
+    public Message(Guid userId, string content)
+    {
+        UserId = userId;
+        Content = content;
+    }
+    
+    [BsonRepresentation(BsonType.String)] 
+    public Guid UserId { get; private set; }
 
-    public string Content { get; set; }
+    public string Content { get; private set; }
+
+    public void SetUserId(Guid userId) { UserId = userId; }
+    public void SetContent(string content) { Content = content; }
 }