添加项目文件。

Entities/Context/UnitOfWork/IUnitOfWorkOfT.cs

@@ -0,0 +1,27 @@
+
+
+namespace SharedDATA.Api
+{
+    using Microsoft.EntityFrameworkCore;
+    using System.Threading.Tasks;
+
+    /// <summary>
+    /// Defines the interface(s) for generic unit of work.
+    /// </summary>
+    public interface IUnitOfWork<TContext> : IUnitOfWork where TContext : DbContext
+    {
+        /// <summary>
+        /// Gets the db context.
+        /// </summary>
+        /// <returns>The instance of type <typeparamref name="TContext"/>.</returns>
+        TContext DbContext { get; }
+
+        /// <summary>
+        /// Saves all changes made in this context to the database with distributed transaction.
+        /// </summary>
+        /// <param name="ensureAutoHistory"><c>True</c> if save changes ensure auto record the change history.</param>
+        /// <param name="unitOfWorks">An optional <see cref="IUnitOfWork"/> array.</param>
+        /// <returns>A <see cref="Task{TResult}"/> that represents the asynchronous save operation. The task result contains the number of state entities written to database.</returns>
+        Task<int> SaveChangesAsync(bool ensureAutoHistory = false, params IUnitOfWork[] unitOfWorks);
+    }
+}