/// <summary>
/// 增加一条数据
/// </summary>
public int Add(WebApi_Model.T_Product model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into T_Product(");
strSql.Append("ProductName,Descriptions,TagID,RefProductID,RefPhotoID,Category1,Category2,LowPrice,OnSale,IsHot,IsNew,CoverPhoto,CreateDate,SalesVolume)");
strSql.Append(" values (");
strSql.Append("@ProductName,@Descriptions,@TagID,@RefProductID,@RefPhotoID,@Category1,@Category2,@LowPrice,@OnSale,@IsHot,@IsNew,@CoverPhoto,@CreateDate,@SalesVolume)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@ProductName", SqlDbType.NVarChar, 50),
new SqlParameter("@Descriptions", SqlDbType.NVarChar, 400),
new SqlParameter("@TagID", SqlDbType.NVarChar, 50),
new SqlParameter("@RefProductID", SqlDbType.NVarChar, 50),
new SqlParameter("@RefPhotoID", SqlDbType.NVarChar, 50),
new SqlParameter("@Category1", SqlDbType.Int, 4),
new SqlParameter("@Category2", SqlDbType.Int, 4),
new SqlParameter("@LowPrice", SqlDbType.Decimal, 9),
new SqlParameter("@OnSale", SqlDbType.Int, 4),
new SqlParameter("@IsHot", SqlDbType.Int, 4),
new SqlParameter("@IsNew", SqlDbType.Int, 4),
new SqlParameter("@CoverPhoto", SqlDbType.NVarChar, 50),
new SqlParameter("@CreateDate", SqlDbType.DateTime),
new SqlParameter("@SalesVolume", SqlDbType.Int, 4)
};
parameters[0].Value = model.ProductName;
parameters[1].Value = model.Descriptions;
parameters[2].Value = model.TagID;
parameters[3].Value = model.RefProductID;
parameters[4].Value = model.RefPhotoID;
parameters[5].Value = model.Category1;
parameters[6].Value = model.Category2;
parameters[7].Value = model.LowPrice;
parameters[8].Value = model.OnSale;
parameters[9].Value = model.IsHot;
parameters[10].Value = model.IsNew;
parameters[11].Value = model.CoverPhoto;
parameters[12].Value = model.CreateDate;
parameters[13].Value = model.SalesVolume;
object obj = DBHelper.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public WebApi_Model.T_Product GetModel(int ProductID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 * from T_Product ");
strSql.Append(" where ProductID=@ProductID");
SqlParameter[] parameters =
{
new SqlParameter("@ProductID", SqlDbType.Int, 4)
};
parameters[0].Value = ProductID;
WebApi_Model.T_Product model = new WebApi_Model.T_Product();
DataSet ds = DBHelper.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(WebApi_Model.T_Product model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update T_Product set ");
strSql.Append("ProductName=@ProductName,");
strSql.Append("Descriptions=@Descriptions,");
strSql.Append("TagID=@TagID,");
strSql.Append("RefProductID=@RefProductID,");
strSql.Append("RefPhotoID=@RefPhotoID,");
strSql.Append("Category1=@Category1,");
strSql.Append("Category2=@Category2,");
strSql.Append("LowPrice=@LowPrice,");
strSql.Append("OnSale=@OnSale,");
strSql.Append("IsHot=@IsHot,");
strSql.Append("IsNew=@IsNew,");
strSql.Append("CoverPhoto=@CoverPhoto,");
strSql.Append("CreateDate=@CreateDate,");
strSql.Append("SalesVolume=@SalesVolume");
strSql.Append(" where ProductID=@ProductID");
SqlParameter[] parameters =
{
new SqlParameter("@ProductName", SqlDbType.NVarChar, 50),
new SqlParameter("@Descriptions", SqlDbType.NVarChar, 400),
new SqlParameter("@TagID", SqlDbType.NVarChar, 50),
new SqlParameter("@RefProductID", SqlDbType.NVarChar, 50),
new SqlParameter("@RefPhotoID", SqlDbType.NVarChar, 50),
new SqlParameter("@Category1", SqlDbType.Int, 4),
new SqlParameter("@Category2", SqlDbType.Int, 4),
new SqlParameter("@LowPrice", SqlDbType.Decimal, 9),
new SqlParameter("@OnSale", SqlDbType.Int, 4),
new SqlParameter("@IsHot", SqlDbType.Int, 4),
new SqlParameter("@IsNew", SqlDbType.Int, 4),
new SqlParameter("@CoverPhoto", SqlDbType.NVarChar, 50),
new SqlParameter("@CreateDate", SqlDbType.DateTime),
new SqlParameter("@SalesVolume", SqlDbType.Int, 4),
new SqlParameter("@ProductID", SqlDbType.Int, 4)
};
parameters[0].Value = model.ProductName;
parameters[1].Value = model.Descriptions;
parameters[2].Value = model.TagID;
parameters[3].Value = model.RefProductID;
parameters[4].Value = model.RefPhotoID;
parameters[5].Value = model.Category1;
parameters[6].Value = model.Category2;
parameters[7].Value = model.LowPrice;
parameters[8].Value = model.OnSale;
parameters[9].Value = model.IsHot;
parameters[10].Value = model.IsNew;
parameters[11].Value = model.CoverPhoto;
parameters[12].Value = model.CreateDate;
parameters[13].Value = model.SalesVolume;
parameters[14].Value = model.ProductID;
int rows = DBHelper.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public WebApi_Model.T_Product DataRowToModel(DataRow row)
{
WebApi_Model.T_Product model = new WebApi_Model.T_Product();
if (row != null)
{
if (row["ProductID"] != null && row["ProductID"].ToString() != "")
{
model.ProductID = int.Parse(row["ProductID"].ToString());
}
if (row["ProductName"] != null)
{
model.ProductName = row["ProductName"].ToString();
}
if (row["Descriptions"] != null)
{
model.Descriptions = row["Descriptions"].ToString();
}
if (row["TagID"] != null)
{
model.TagID = row["TagID"].ToString();
}
if (row["RefProductID"] != null)
{
model.RefProductID = row["RefProductID"].ToString();
}
if (row["RefPhotoID"] != null)
{
model.RefPhotoID = row["RefPhotoID"].ToString();
}
if (row["Category1"] != null && row["Category1"].ToString() != "")
{
model.Category1 = int.Parse(row["Category1"].ToString());
}
if (row["Category2"] != null && row["Category2"].ToString() != "")
{
model.Category2 = int.Parse(row["Category2"].ToString());
}
if (row["LowPrice"] != null && row["LowPrice"].ToString() != "")
{
model.LowPrice = decimal.Parse(row["LowPrice"].ToString());
}
if (row["OnSale"] != null && row["OnSale"].ToString() != "")
{
model.OnSale = int.Parse(row["OnSale"].ToString());
}
if (row["IsHot"] != null && row["IsHot"].ToString() != "")
{
model.IsHot = int.Parse(row["IsHot"].ToString());
}
if (row["IsNew"] != null && row["IsNew"].ToString() != "")
{
model.IsNew = int.Parse(row["IsNew"].ToString());
}
if (row["CoverPhoto"] != null)
{
model.CoverPhoto = row["CoverPhoto"].ToString();
}
if (row["CreateDate"] != null && row["CreateDate"].ToString() != "")
{
model.CreateDate = DateTime.Parse(row["CreateDate"].ToString());
}
if (row["SalesVolume"] != null && row["SalesVolume"].ToString() != "")
{
model.SalesVolume = int.Parse(row["SalesVolume"].ToString());
}
if (row["PropertyGroup"] != null && row["PropertyGroup"].ToString() != "")
{
model.PropertyGroup = row["PropertyGroup"].ToString();
}
}
return(model);
}
