/// <summary>
/// 增加一条数据
/// </summary>
public int Add(BookShop.Model.Orders model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Orders(");
strSql.Append("OrderId,OrderDate,UserId,TotalPrice,State)");
strSql.Append(" values (");
strSql.Append("@OrderId,@OrderDate,@UserId,@TotalPrice,@State)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@OrderDate", SqlDbType.DateTime),
new SqlParameter("@UserId", SqlDbType.Int, 4),
new SqlParameter("@TotalPrice", SqlDbType.Decimal, 9),
new SqlParameter("@State", SqlDbType.Int, 4),
new SqlParameter("@OrderId", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.OrderDate;
parameters[1].Value = model.User.Id;
parameters[2].Value = model.TotalPrice;
parameters[3].Value = model.State;
parameters[4].Value = model.OrderId;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(1);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(BookShop.Model.Orders model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Orders set ");
strSql.Append("OrderDate=@OrderDate,");
strSql.Append("UserId=@UserId,");
strSql.Append("TotalPrice=@TotalPrice,");
strSql.Append("PostAddress=@PostAddress,");
strSql.Append("State=@State");
strSql.Append(" where OrderId=@Id ");
SqlParameter[] parameters =
{
new SqlParameter("@Id", SqlDbType.NVarChar, 50),
new SqlParameter("@OrderDate", SqlDbType.DateTime),
new SqlParameter("@UserId", SqlDbType.Int, 4),
new SqlParameter("@TotalPrice", SqlDbType.Decimal, 9),
new SqlParameter("@PostAddress", SqlDbType.NVarChar, 255),
new SqlParameter("@State", SqlDbType.Int, 4)
};
parameters[0].Value = model.OrderId;
parameters[1].Value = model.OrderDate;
parameters[2].Value = model.User.Id;
parameters[3].Value = model.TotalPrice;
parameters[4].Value = model.PostAddress;
parameters[5].Value = model.State;
DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookShop.Model.Orders DataRowToModel(DataRow row)
{
BookShop.Model.Orders model=new BookShop.Model.Orders();
if (row != null)
{
if(row["OrderId"]!=null)
{
model.OrderId=row["OrderId"].ToString();
}
if(row["OrderDate"]!=null && row["OrderDate"].ToString()!="")
{
model.OrderDate=DateTime.Parse(row["OrderDate"].ToString());
}
if(row["UserId"]!=null && row["UserId"].ToString()!="")
{
model.UserId=int.Parse(row["UserId"].ToString());
}
if(row["TotalPrice"]!=null && row["TotalPrice"].ToString()!="")
{
model.TotalPrice=decimal.Parse(row["TotalPrice"].ToString());
}
if(row["PostAddress"]!=null)
{
model.PostAddress=row["PostAddress"].ToString();
}
if(row["state"]!=null && row["state"].ToString()!="")
{
model.state=int.Parse(row["state"].ToString());
}
}
return model;
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(BookShop.Model.Orders model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Orders(");
strSql.Append("OrderId,OrderDate,UserId,TotalPrice,PostAddress,state)");
strSql.Append(" values (");
strSql.Append("@OrderId,@OrderDate,@UserId,@TotalPrice,@PostAddress,@state)");
SqlParameter[] parameters =
{
new SqlParameter("@OrderId", SqlDbType.NVarChar, 50),
new SqlParameter("@OrderDate", SqlDbType.DateTime),
new SqlParameter("@UserId", SqlDbType.Int, 4),
new SqlParameter("@TotalPrice", SqlDbType.Decimal, 9),
new SqlParameter("@PostAddress", SqlDbType.NVarChar, 255),
new SqlParameter("@state", SqlDbType.Int, 4)
};
parameters[0].Value = model.OrderId;
parameters[1].Value = model.OrderDate;
parameters[2].Value = model.UserId;
parameters[3].Value = model.TotalPrice;
parameters[4].Value = model.PostAddress;
parameters[5].Value = model.state;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookShop.Model.Orders DataRowToModel(DataRow row)
{
BookShop.Model.Orders model = new BookShop.Model.Orders();
if (row != null)
{
if (row["OrderId"] != null)
{
model.OrderId = row["OrderId"].ToString();
}
if (row["OrderDate"] != null && row["OrderDate"].ToString() != "")
{
model.OrderDate = DateTime.Parse(row["OrderDate"].ToString());
}
if (row["UserId"] != null && row["UserId"].ToString() != "")
{
model.UserId = int.Parse(row["UserId"].ToString());
}
if (row["TotalPrice"] != null && row["TotalPrice"].ToString() != "")
{
model.TotalPrice = decimal.Parse(row["TotalPrice"].ToString());
}
if (row["PostAddress"] != null)
{
model.PostAddress = row["PostAddress"].ToString();
}
if (row["state"] != null && row["state"].ToString() != "")
{
model.state = int.Parse(row["state"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookShop.Model.Orders GetModel(string orderId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 OrderId,OrderDate,UserId,TotalPrice,PostAddress,State from Orders ");
strSql.Append(" where OrderId=@Id ");
SqlParameter[] parameters =
{
new SqlParameter("@Id", SqlDbType.NVarChar, 50)
};
parameters[0].Value = orderId;
BookShop.Model.Orders model = new BookShop.Model.Orders();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["OrderId"].ToString() != "")
{
model.OrderId = ds.Tables[0].Rows[0]["OrderId"].ToString();
}
if (ds.Tables[0].Rows[0]["OrderDate"].ToString() != "")
{
model.OrderDate = DateTime.Parse(ds.Tables[0].Rows[0]["OrderDate"].ToString());
}
if (ds.Tables[0].Rows[0]["UserId"].ToString() != "")
{
int UserId = int.Parse(ds.Tables[0].Rows[0]["UserId"].ToString());
model.User = userServices.GetModel(UserId);
}
if (ds.Tables[0].Rows[0]["TotalPrice"].ToString() != "")
{
model.TotalPrice = decimal.Parse(ds.Tables[0].Rows[0]["TotalPrice"].ToString());
}
if (ds.Tables[0].Rows[0]["PostAddress"].ToString() != "")
{
model.PostAddress = (ds.Tables[0].Rows[0]["PostAddress"].ToString());
}
if (ds.Tables[0].Rows[0]["State"].ToString() != "")
{
model.State = int.Parse(ds.Tables[0].Rows[0]["State"].ToString());
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(BookShop.Model.Orders model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Orders set ");
strSql.Append("OrderDate=@OrderDate,");
strSql.Append("UserId=@UserId,");
strSql.Append("TotalPrice=@TotalPrice,");
strSql.Append("PostAddress=@PostAddress,");
strSql.Append("state=@state");
strSql.Append(" where OrderId=@OrderId ");
SqlParameter[] parameters =
{
new SqlParameter("@OrderDate", SqlDbType.DateTime),
new SqlParameter("@UserId", SqlDbType.Int, 4),
new SqlParameter("@TotalPrice", SqlDbType.Decimal, 9),
new SqlParameter("@PostAddress", SqlDbType.NVarChar, 255),
new SqlParameter("@state", SqlDbType.Int, 4),
new SqlParameter("@OrderId", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.OrderDate;
parameters[1].Value = model.UserId;
parameters[2].Value = model.TotalPrice;
parameters[3].Value = model.PostAddress;
parameters[4].Value = model.state;
parameters[5].Value = model.OrderId;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookShop.Model.Orders GetModel(string OrderId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 OrderId,OrderDate,UserId,TotalPrice,PostAddress,state from Orders ");
strSql.Append(" where OrderId=@OrderId ");
SqlParameter[] parameters =
{
new SqlParameter("@OrderId", SqlDbType.NVarChar, 50)
};
parameters[0].Value = OrderId;
BookShop.Model.Orders model = new BookShop.Model.Orders();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookShop.Model.Orders GetModel(string OrderId)
{
StringBuilder strSql=new StringBuilder();
strSql.Append("select top 1 OrderId,OrderDate,UserId,TotalPrice,PostAddress,state from Orders ");
strSql.Append(" where OrderId=@OrderId ");
SqlParameter[] parameters = {
new SqlParameter("@OrderId", SqlDbType.NVarChar,50) };
parameters[0].Value = OrderId;
BookShop.Model.Orders model=new BookShop.Model.Orders();
DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
if(ds.Tables[0].Rows.Count>0)
{
return DataRowToModel(ds.Tables[0].Rows[0]);
}
else
{
return null;
}
}
