public bool DeleteGoods(int id) { try { using (ShopPingEntities en = new ShopPingEntities()) { NewShop newShop = en.NewShops.First(x => x.ShopID == id); en.NewShops.Remove(newShop); en.SaveChanges(); } return(true); } catch (Exception ex) { return(false); } }
public bool EditGoods(int id, Goods newGoods) { try { using (ShopPingEntities en = new ShopPingEntities()) { NewShop newShop = en.NewShops.First(x => x.ShopID == id); newShop.ShopName = newGoods.Name; newShop.ShopLei = newGoods.Category; newShop.ShopMoney = newGoods.Price; newShop.ShopPreMoney = newGoods.PrePrice; newShop.IsSpecial = newGoods.isSpecial; en.SaveChanges(); } return(true); } catch (Exception ex) { return(false); } }
public bool AddGoods(Goods goods) { NewShop newShop = this.ConvertGoodsToEntity(goods); try { using (ShopPingEntities en = new ShopPingEntities()) { en.NewShops.Add(newShop); en.SaveChanges(); } return(true); } //数据库操作如果失败, //可以想办法获取ex.Message并传到外部, //这里简单屏蔽掉了 //下同 catch (Exception ex) { return(false); } }