//订单号查询
public Order GetOrder(string orderId)
{
using (var db = new OrderDB())
{
return(db.Order.Include("details").
SingleOrDefault(o => o.OrderId == orderId));
}
}
//客户查询
public List <Order> ShowByCustormer(String custormer)
{
using (var db = new OrderDB())
{
return(db.Order.Include("details")
.Where(o => o.Customer.Equals(custormer)).ToList <Order>());
}
}
//添加
public void Add(Order order)
{
using (var db = new OrderDB())
{
db.Order.Add(order);
db.SaveChanges();
}
}
//金额小于Sum
public List <Order> ShowBySum0(string sum)
{
using (var db = new OrderDB())
{
var query = db.Order.Include("details")
.Where(o => o.ToTal < Convert.ToSingle(sum));
return(query.ToList <Order>());
}
}
//显示所有订单
public List <Order> GetAllOrders()
{
using (var db = new OrderDB())
{
db.OrderDetail.Include("Good").ToList <OrderDetails>();
return(db.Order.Include("details").ToList <Order>());
}
}
//商品查询
public List <Order> ShowByGoods(string product)
{
using (var db = new OrderDB())
{
var query = db.Order.Include("details")
.Where(o => o.details.Where(
item => item.Good.GoodName.Equals(product)).Count() > 0);
return(query.ToList <Order>());
}
}
//修改
public void Update(Order order)
{
using (var db = new OrderDB())
{
db.Order.Attach(order);
db.Entry(order).State = EntityState.Modified;
order.details.ForEach(
item => db.Entry(item).State = EntityState.Modified);
db.SaveChanges();
}
}
//删除
public void Delete(int KeyId)
{
using (var db = new OrderDB())
{
db.OrderDetail.Include("Good").ToList <OrderDetails>();
var order = db.Order.Include("details").SingleOrDefault(o => o.Id == KeyId);
foreach (var good in order.details)
{
db.Good.Remove(good.Good);
}
db.OrderDetail.RemoveRange(order.details);
db.Order.Remove(order);
db.SaveChanges();
}
}
//行数
public int CountRow(string order)
{
if (order.Equals("details"))
{
using (var db = new OrderDB())
{
return(db.OrderDetail.ToList <OrderDetails>().Count());
}
}
else
{
using (var db = new OrderDB())
{
return(db.Order.ToList <Order>().Count());
}
}
}
