/// <summary>
/// update the order
/// </summary>
/// <param name="order">the order to be updated</param>
/*public void Update(Order order) {
* RemoveOrder(order.Id);
* orderList.Add(order);
* }
*/
public void updata(Order order, List <OrderDetail> removed, List <OrderDetail> newDetails)
{
using (var db = new OrderDB())
{
order.Details.AddRange(newDetails);
foreach (OrderDetail Detail in order.Details)
{
if (removed.Contains(Detail))
{
db.Entry(Detail).State = EntityState.Deleted;
}
else if (newDetails.Contains(Detail))
{
db.Entry(Detail).State = EntityState.Added;
}
else
{
db.Entry(Detail).State = EntityState.Modified;
}
}
db.SaveChanges();
db.Entry(order).State = EntityState.Modified;
db.SaveChanges();
}
}
//private List<Order> orderList;
/// <summary>
/// constructor
/// </summary>
/// <summary>
/// add new order
/// </summary>
/// <param name="order">the order to be added</param>
public void AddOrder(Order order)
{
using (var db = new OrderDB())
{
db.Entry(order).State = EntityState.Added;
db.SaveChanges();
}
}
public void Add(Order order)
{
using (var db = new OrderDB())
{
db.Order.Add(order);
db.SaveChanges();
}
}
/// <summary>
/// update the order
/// </summary>
/// <param name="order">the order to be updated</param>
public void Update(Order order)
{
RemoveOrder(order.Id);
using (var db = new OrderDB())
{
db.Entry(order).State = EntityState.Added;
db.SaveChanges();
}
}///更新订单
/// <summary>
/// remove order
/// </summary>
/// <param name="orderId">id of the order which will be removed</param>
public void RemoveOrder(int orderId)
{
Order order = GetById(orderId);
using (var db = new OrderDB())
{
db.Entry(order).State = EntityState.Deleted;
db.SaveChanges();
}
}//数据库删除订单
public void Delete(String orderId)
{
using (var db = new OrderDB())
{
var order = db.Order.Include("Details").SingleOrDefault(o => o.Id == orderId);
db.OrderDetail.RemoveRange(order.Details);
db.Order.Remove(order);
db.SaveChanges();
}
}
public void RemoveOrder(string orderId)
{
using (var db = new OrderDB())
{
var order = db.Order.Include("details").SingleOrDefault(o => o.Id == orderId);
db.OrderItem.RemoveRange(order.details);
db.Order.Remove(order);
db.SaveChanges();
}
}
public void Update(Order order)
{
using (var db = new OrderDB())
{
db.Order.Attach(order);
db.Entry(order).State = EntityState.Modified;
order.Details.ForEach(detail => db.Entry(detail).State = EntityState.Modified);
db.SaveChanges();
}
}
public void Delete(int orderId)
{
using (var db = new OrderDB())
{
var order = db.Order.Include("Items").SingleOrDefault(o => o.Id == orderId);
db.OrderItem.RemoveRange(order.Items);
db.Order.Remove(order);
db.SaveChanges();
}
}
public void Delete(string orderId)
{
using (var db = new OrderDB())
{
var order = db.Order.Include("Details").Include("Customer").SingleOrDefault(o => o.Id == orderId);
foreach (OrderDetail orderDetail in order.Details)
{
var ods = db.OrderDetail.Include("Goods").SingleOrDefault(d => d.Id == orderDetail.Id);
db.Goods.Remove(ods.Goods);
}
db.OrderDetail.RemoveRange(order.Details);
db.Customer.Remove(order.Customer);
db.Order.Remove(order);
SaveOrders.Remove(order);
db.SaveChanges();
}
}
/// <summary>
/// add new order
/// </summary>
/// <param name="order">the order will be added</param>
public void AddOrder(Order order)
{
//if (orderDict.ContainsKey(order.Id))
// throw new Exception($"order-{order.Id} is already existed!");
//orderDict[order.Id] = order;
if (orderDict.ContainsKey(order.Id))
{
throw new Exception($"order-{order.Id} is already existed!");
}
else
{
using (var db = new OrderDB())
{
db.Order.Add(order);
db.SaveChanges();
}
}
}
