//获得所有订单
public List <Order> GetAllOrders()
{
using (var db = new OrderDB())
{
return(db.order.Include("list").ToList <Order>());
}
}
//通过订单ID删除订单
public List <Order> DeleteOrderByID(string id)
{
using (var db = new OrderDB())
{
return(db.order
.Where(o => o.ID.Equals(id)).Include("list").ToList <Order>());
}
}
//获得订单中的某一明细
public List <Order> GetOrderByGoodsName(string name)
{
using (var db = new OrderDB())
{
var query = db.order
.Where(o => o.list.Where(
s => s.Name.Equals(name)).Count() > 0);
return(query.Include("list").ToList <Order>());
}
}
//刷新
public void Update(Order order)
{
using (var db = new OrderDB())
{
db.order.Attach(order);
db.Entry(order).State = EntityState.Modified;
order.list.ForEach(
item => db.Entry(item).State = EntityState.Modified);
db.SaveChanges();
}
}
public void AddOrder(Order or)
{
//if (order.Contains(or))
// throw new Exception("The order has been existed");
//order.Add(or);
using (OrderDB db = new OrderDB())
{
db.order.Add(or);
db.SaveChanges();
}
}
//通过买家名字查询订单
public List <Order> GetOrderByCust(string name)
{
//List<Order> or = new List<Order>();
//var m = from n in order where n.Cust.Name == name select n;
//foreach (Order o in m) //使用linq改进程序
// or.Add(o);
//return or;
using (var db = new OrderDB())
{
return(db.order
.Where(o => o.Cust.Name.Equals(name)).Include("list").ToList <Order>());
}
}
