/// <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(OrderFeedbackEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "insert into OrderFeedback (" + "OrderID," + "UserName," + "Content," + "WriteTime," + "ReplyName," + "ReplyContent," + "ReplyTime) " + "values(" + "@OrderID," + "@UserName," + "@Content," + "@WriteTime," + "@ReplyName," + "@ReplyContent," + "@ReplyTime)"; return(await Task.Run(() => _DB.ReturnID(strSQL, dict))); }
/// <summary> /// 增加一条记录 /// </summary> /// <param name="entity">实体模型</param> /// <returns></returns> public virtual bool Add(OrderFeedbackEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "insert into OrderFeedback (" + "OrderID," + "UserName," + "Content," + "WriteTime," + "ReplyName," + "ReplyContent," + "ReplyTime) " + "values(" + "@OrderID," + "@UserName," + "@Content," + "@WriteTime," + "@ReplyName," + "@ReplyContent," + "@ReplyTime)"; return(_DB.ExeSQLResult(strSQL, dict)); }
/// <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(OrderFeedbackEntity entity, Dictionary <string, object> dict) { dict.Add("ID", entity.ID); dict.Add("OrderID", entity.OrderID); dict.Add("UserName", entity.UserName); dict.Add("Content", entity.Content); dict.Add("WriteTime", entity.WriteTime); dict.Add("ReplyName", entity.ReplyName); dict.Add("ReplyContent", entity.ReplyContent); dict.Add("ReplyTime", entity.ReplyTime); }
/// <summary> /// 通过数据读取器生成实体类 /// </summary> /// <param name="rdr"></param> /// <returns></returns> private static OrderFeedbackEntity GetEntityFromrdr(NullableDataReader rdr) { OrderFeedbackEntity info = new OrderFeedbackEntity(); info.ID = rdr.GetInt32("ID"); info.OrderID = rdr.GetInt32("OrderID"); info.UserName = rdr.GetString("UserName"); info.Content = rdr.GetString("Content"); info.WriteTime = rdr.GetNullableDateTime("WriteTime"); info.ReplyName = rdr.GetString("ReplyName"); info.ReplyContent = rdr.GetString("ReplyContent"); info.ReplyTime = rdr.GetNullableDateTime("ReplyTime"); 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 <OrderFeedbackEntity> GetEntityAsync(string strWhere, Dictionary <string, object> dict = null) { OrderFeedbackEntity obj = null; string strSQL = "select top 1 * from OrderFeedback 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(OrderFeedbackEntity entity) { Dictionary <string, object> dict = new Dictionary <string, object>(); GetParameters(entity, dict); string strSQL = "Update OrderFeedback SET " + "OrderID = @OrderID," + "UserName = @UserName," + "Content = @Content," + "WriteTime = @WriteTime," + "ReplyName = @ReplyName," + "ReplyContent = @ReplyContent," + "ReplyTime = @ReplyTime" + " WHERE " + "ID = @ID"; return(await Task.Run(() => _DB.ExeSQLResult(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(OrderFeedbackEntity 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(OrderFeedbackEntity entity, bool IsSave) { return(IsSave ? Add(entity) : Update(entity)); }