Refactoring - split data, logic and model layers; custom network exception

StudentHouseDashboard/Models/GenericMessage.cs

@@ -0,0 +1,50 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Models
+{
+    public abstract class GenericMessage
+    {
+        private User author;
+        private string description;
+        private string title;
+        private DateTime publishDate;
+
+        protected GenericMessage(int id, User author, string description, string title, DateTime publishDate)
+        {
+            ID = id;
+            Author = author;
+            Description = description;
+            Title = title;
+            PublishDate = publishDate;
+        }
+
+        public int ID
+        {
+            get; private set;
+        }
+
+        public User Author
+        {
+            get => author;
+            set => author = value;
+        }
+        public string Description
+        {
+            get => description;
+            set => description = value;
+        }
+        public string Title
+        {
+            get => title;
+            set => title = value;
+        }
+        public DateTime PublishDate
+        {
+            get => publishDate;
+            set => publishDate = value;
+        }
+    }
+}