remove MSG.cs, merge content from MSG.cs and ChatMessage.cs, refactor code

PolyChat/Models/ChatMessage.cs

@@ -1,23 +1,31 @@
-namespace PolyChat.Models
+using System;
+
+namespace PolyChat.Models
 {
     public class ChatMessage
     {
-        public string Text;
-        public string Date;
-        public bool Foreign;
+        public readonly string Sender;
+        public readonly DateTime Timestamp = new DateTime(1970, 01, 01);
+        public readonly string Msg = "empty";
+        public readonly string Ip;
+        public readonly bool Foreign;
+        public readonly string StringTimeStamp;
 
-        public ChatMessage(string text, string date, bool foreign)
+        public ChatMessage(DateTime Timestamp, string Msg, bool Foreign = true, string Sender= "Unknown", string Ip = "127.0.0.1")
         {
-            Text = text;
-            Date = date;
-            Foreign = foreign;
+            this.Sender = Sender;
+            this.Timestamp = Timestamp;
+            StringTimeStamp = Timestamp.ToString();
+            this.Msg = Msg;
+            this.Foreign = Foreign;
+            this.Ip = Ip;
         }
 
         override
         public string ToString()
         {
             string prefix = Foreign ? "Other" : "Me";
-            return $"{prefix}: Text";
+            return $"{prefix}: {Msg}({Sender})";
         }
     }
 }