public ActionResult Buy(int? id)
{
if (!CurrentUser.IsAuthenticated) return RedirectToAction("LogIn", "Account");
if (id != null)
{
Item item = yikuData.GetItem(id.Value);
T_Shopping tsh = new T_Shopping();
if (item != null)
{
if (item.PublisherID == yikuData.UserCurrent.UID) return RedirectToAction("Details", "Item", new { ID = id.Value });
tsh = yikuData.AddShopping(yikuData.UserCurrent, item);
yikuData.Save();
return RedirectToAction("Index", "Cart");
}
}
return RedirectToAction("Index", "Item");
}
public T_Shopping AddShopping(User user, Item item, int Count, string Cut = null)
{
T_Shopping tsh = GetT_Shopping(item, user);
if (tsh == null)
{
tsh = new T_Shopping();
tsh.UID = user.UID;
tsh.IID = item.IID;
tsh.Count = Count;
tsh.Cut = Cut;
Add(tsh);
}
else
{
tsh.Count += Count;
if (Cut != null)
tsh.Cut = Cut;
}
return tsh;
}
/// <summary>
/// 用于向 T_Shopping EntitySet 添加新对象的方法，已弃用。请考虑改用关联的 ObjectSet<T> 属性的 .Add 方法。
/// </summary>
public void AddToT_Shopping(T_Shopping t_Shopping)
{
base.AddObject("T_Shopping", t_Shopping);
}
/// <summary>
/// 创建新的 T_Shopping 对象。
/// </summary>
/// <param name="t_Sh_ID">T_Sh_ID 属性的初始值。</param>
/// <param name="uID">UID 属性的初始值。</param>
/// <param name="iID">IID 属性的初始值。</param>
/// <param name="count">Count 属性的初始值。</param>
public static T_Shopping CreateT_Shopping(global::System.Int32 t_Sh_ID, global::System.Int32 uID, global::System.Int32 iID, global::System.Int32 count)
{
T_Shopping t_Shopping = new T_Shopping();
t_Shopping.T_Sh_ID = t_Sh_ID;
t_Shopping.UID = uID;
t_Shopping.IID = iID;
t_Shopping.Count = count;
return t_Shopping;
}
public ActionResult Details(int id, FormCollection collection)
{
if(!CurrentUser.IsAuthenticated)return RedirectToAction("LogIn", "Account");
int num = 0;
if (!string.IsNullOrEmpty(Request.Form["BuyNumber"]))
try
{
num = Convert.ToInt32(Request.Form["BuyNumber"]);
}
catch { return RedirectToAction("Error", "Item", new { Id = id, Errorm = "请输入正确的购买数量" }); }
else
return RedirectToAction("Error", "Item", new { Id = id, Errorm = "请输入购买数量" });
Item item = yikuData.GetItem(id);
T_Shopping tsh = new T_Shopping();
if(item != null){
if (item.PublisherID == yikuData.UserCurrent.UID)
return RedirectToAction("Error", "Item", new { Id = id , Errorm = "不能购买自己的商品" });
tsh = yikuData.AddShopping(yikuData.UserCurrent, item);
yikuData.Save();
tsh.Count += (num - 1);
yikuData.Save();
return RedirectToAction("Index", "Cart");
}
return RedirectToAction("Details", "Item", new { Id = id });
}