MVVM Implementing started

Shared/Contracts/IExport.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Shared.Contracts
+{
+    internal interface IExport
+    {
+        bool Export();
+    }
+}

Shared/Contracts/IImport.cs

@@ -4,9 +4,10 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 
-namespace Shared.Domain
+namespace Shared.Contracts
 {
-    internal class Manhole
+    internal interface IImport
     {
+
     }
 }

Shared/Domain/Kanal.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Shared.Domain
+{
+    internal class Kanal
+    {
+        Schacht? startSchacht = null;
+        Schacht? endSchacht = null;
+        string objektbezeichnung = "";
+    }
+}

Shared/Domain/Schacht.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Shared.Domain
+{
+    internal class Schacht
+    {
+        string objektbezeichnung = "";
+        decimal rechtsWert;
+        decimal hochwert;
+        decimal hoehe;
+    }
+}