Entityframework hinzugefügt

Shared/Contracts/IDataService.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Shared.Contracts
+{
+    public interface IDataService<T>
+    {
+        Task<IEnumerable<T>> GetAll();
+        Task<T> Get(int id);
+        Task<T> Create(T entity);
+        Task<T> Update(int id,T entity);
+        Task<bool> Delete(int id);
+        T CreateNonAsync(T entity);
+    }
+}