public static int InsertFood(Foods F)
{
int n = 0;
string sql = "Insert Food(FoodName,Price,FoodType,FoodTime,FoodImage) ";
sql += "Values ('{0}','{1}','{2}','{3}','{4}')";
sql = string.Format(sql, F.FoodName, F.FoodPrice, F.FoodType, F.FoodTime, F.FoodName);
n = DBHelper.ExecuteNonQuery(sql);
return(n);
}
public static int UpdateFood(Foods CII)
{
int n = 0;
string sql = "Update Food Set FoodName='{0}',Price='{1}',";
sql += "FoodType='{2}',FoodTime='{3}' Where FoodId='{4}'";
sql = string.Format(sql, CII.FoodName, CII.FoodPrice, CII.FoodType, CII.FoodTime, CII.FoodId);
n = DBHelper.ExecuteNonQuery(sql);
return(n);
}
//查询所有菜品信息
public static List <Foods> SelectColdFoodAll()
{
List <Foods> tb = new List <Foods>();
string sql = "Select f.FoodId,ft.Ftype,f.FoodName,f.Price,f.FoodTime ";
sql += "From Food f,FoodType ft Where f.FoodType = ft.FoodTypeId and ft.FType='凉菜'";
SqlDataReader dr = DBHelper.ExecuteReader(sql);
while (dr.Read())
{
Foods tbs = new Foods();
tbs.FoodId = (int)dr["FoodId"];
tbs.FoodName = (string)dr["FoodName"];
tbs.FoodPrice = (decimal)dr["Price"];
tbs.FoodTime = (TimeSpan)dr["FoodTime"];
tbs.FoodType = (string)dr["Ftype"];
tb.Add(tbs);
}
dr.Close();
DBHelper.Closecon();
return(tb);
}
