//根据做法类型编码删除菜品做法类型,如果删除失败返回false，如果删除成功，则返回true
public bool DeleteDishesWayNameByCode(int id)
{
if (id == null)
{
return(false);
}
//先判断是否存在有做法，如果有做法，则不能返回false
DishesWayDataService odws = new DishesWayDataService();
List <DischesWay> orgDischesWay = odws.FindAllDishesWayByTypeId(id);
if (orgDischesWay != null && orgDischesWay.Count > 0)
{
return(false);
}
//删除
using (ChooseDishesEntities entities = new ChooseDishesEntities())
{
try
{
DischesWayName booktype = new DischesWayName()
{
DischesWayNameId = id,
};
DbEntityEntry <DischesWayName> entry = entities.Entry <DischesWayName>(booktype);
entry.State = System.Data.Entity.EntityState.Deleted;
entities.SaveChanges();
return(true);
}
catch (Exception e)
{
e.ToString();
return(false);
}
}
}
//根据做法类型编码删除菜品做法类型,如果删除失败返回false，如果删除成功，则返回true
public bool DeleteDishesWayNameByCode(int id)
{
if (id == null)
{
return false;
}
//先判断是否存在有做法，如果有做法，则不能返回false
DishesWayDataService odws = new DishesWayDataService();
List<DischesWay> orgDischesWay = odws.FindAllDishesWayByTypeId(id);
if (orgDischesWay != null && orgDischesWay.Count > 0)
{
return false;
}
//删除
using (ChooseDishesEntities entities = new ChooseDishesEntities())
{
try
{
DischesWayName booktype = new DischesWayName()
{
DischesWayNameId = id,
};
DbEntityEntry<DischesWayName> entry = entities.Entry<DischesWayName>(booktype);
entry.State = System.Data.Entity.EntityState.Deleted;
entities.SaveChanges();
return true;
}
catch (Exception e)
{
e.ToString();
return false;
}
}
}
