种子数据

Yi.Framework/Yi.Framework.WebCore/MiddlewareExtend/DbSeedInitExtend.cs

@@ -0,0 +1,31 @@
+using log4net;
+using Microsoft.AspNetCore.Builder;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Yi.Framework.Model.DbInit;
+
+namespace Yi.Framework.WebCore.MiddlewareExtend
+{
+  public static class DbSeedInitExtend
+    {
+        private static readonly ILog log = LogManager.GetLogger(typeof(DbSeedInitExtend));
+        public  static  void UseDbSeedInitService(this IApplicationBuilder app, DbContext _Db)
+        {
+            if (app == null) throw new ArgumentNullException(nameof(app));
+
+            try
+            {
+               DataSeed.SeedAsync(_Db).Wait();
+            }
+            catch (Exception e)
+            {
+                log.Error($"Error occured seeding the Database.\n{e.Message}");
+                throw;
+            }
+        }
+    }
+}