仓储新增 判断数据是否存在方法

Tiobon.Core.Repository/BASE/BaseRepository.cs

@@ -74,6 +74,10 @@ namespace Tiobon.Core.Repository.Base
             //return await Task.Run(() => _db.Queryable<TEntity>().InSingle(objId));
             return await _db.Queryable<TEntity>().In(objId).SingleAsync();
         }
+        public async Task<bool> AnyAsync(object objId)
+        {
+            return await _db.Queryable<TEntity>().In(objId).AnyAsync();
+        }
 
         /// <summary>
         /// 根据ID查询一条数据

Tiobon.Core.Repository/BASE/IBaseRepository.cs

@@ -11,7 +11,15 @@ namespace Tiobon.Core.IRepository.Base
         /// <summary>
         /// SqlsugarClient实体
         /// </summary>
-        ISqlSugarClient Db { get;}
+        ISqlSugarClient Db { get; }
+
+        /// <summary>
+        /// 查询实体数据是否存在
+        /// </summary>
+        /// <param name="objId"></param>
+        /// <returns></returns>
+        Task<bool> AnyAsync(object objId);
+
         /// <summary>
         /// 根据Id查询实体
         /// </summary>