/// <summary> /// 把实体类转换成键/值对集合 /// </summary> /// <param name="entity"></param> /// <param name="dict"></param> private static void GetParameters(CouponLogEntity entity, Dictionary <string, object> dict) { dict.Add("ID", entity.ID); dict.Add("CouponID", entity.CouponID); dict.Add("CouponNum", entity.CouponNum); dict.Add("UserID", entity.UserID); dict.Add("OrderID", entity.OrderID); dict.Add("Usetimes", entity.Usetimes); }
/// <summary> /// 通过数据读取器生成实体类 /// </summary> /// <param name="rdr"></param> /// <returns></returns> private static CouponLogEntity GetEntityFromrdr(NullableDataReader rdr) { CouponLogEntity info = new CouponLogEntity(); info.ID = rdr.GetInt32("ID"); info.CouponID = rdr.GetInt32("CouponID"); info.CouponNum = rdr.GetString("CouponNum"); info.UserID = rdr.GetInt32("UserID"); info.OrderID = rdr.GetInt32("OrderID"); info.Usetimes = rdr.GetInt32("Usetimes"); return(info); }
/// <summary> /// 获取实体(异步方式) /// </summary> /// <param name="strWhere">参数化查询条件(例如: and Name = @Name )</param> /// <param name="dict">参数的名/值集合</param> /// <returns></returns> public virtual async Task <CouponLogEntity> GetEntityAsync(string strWhere, Dictionary <string, object> dict = null) { CouponLogEntity obj = null; string strSQL = "select top 1 * from CouponLog where 1=1 " + strWhere; using (NullableDataReader reader = await Task.Run(() => _DB.GetDataReader(strSQL, dict))) { if (reader.Read()) { obj = GetEntityFromrdr(reader); } } return(obj); }
/// <summary> /// 更新一条记录(异步方式) /// </summary> /// <param name="entity">实体模型</param> /// <returns></returns> public virtual async Task <bool> UpdateAsync(CouponLogEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "Update CouponLog SET " + "CouponID = @CouponID," + "CouponNum = @CouponNum," + "UserID = @UserID," + "OrderID = @OrderID," + "Usetimes = @Usetimes" + " WHERE " + "ID = @ID"; return(await Task.Run(() => _DB.ExeSQLResult(strSQL, dict))); }
/// <summary> /// 增加一条记录,返回新的ID号。需要有一个单一主键,并且开启有标识符属性(异步方式) /// </summary> /// <param name="entity">实体模型</param> /// <returns></returns> public virtual async Task <int> InsertAsync(CouponLogEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "insert into CouponLog (" + "CouponID," + "CouponNum," + "UserID," + "OrderID," + "Usetimes) " + "values(" + "@CouponID," + "@CouponNum," + "@UserID," + "@OrderID," + "@Usetimes)"; return(await Task.Run(() => _DB.ReturnID(strSQL, dict))); }
/// <summary> /// 增加一条记录,返回新的ID号。需要有一个单一主键,并且开启有标识符属性 /// </summary> /// <param name="entity">实体模型</param> /// <returns></returns> public virtual int Insert(CouponLogEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "insert into CouponLog (" + "CouponID," + "CouponNum," + "UserID," + "OrderID," + "Usetimes) " + "values(" + "@CouponID," + "@CouponNum," + "@UserID," + "@OrderID," + "@Usetimes)"; return(_DB.ReturnID(strSQL, dict)); }
/// <summary> /// 增加或更新一条记录(异步方式) /// </summary> /// <param name="entity">实体模型</param> /// <param name="IsSave">是否增加</param> /// <returns></returns> public virtual async Task <bool> AddOrUpdateAsync(CouponLogEntity entity, bool IsSave) { return(IsSave ? await AddAsync(entity) : await UpdateAsync(entity)); }
/// <summary> /// 增加或更新一条记录 /// </summary> /// <param name="entity">实体模型</param> /// <param name="IsSave">是否增加</param> /// <returns></returns> public virtual bool AddOrUpdate(CouponLogEntity entity, bool IsSave) { return(IsSave ? Add(entity) : Update(entity)); }