public bool UpdateProduct(Product product, int[] images)
{
bool result = false;
using (AnanEntities db = new AnanEntities())
{
Product old = (from p in db.Product where p.ID == product.ID select p).FirstOrDefault<Product>();
List<Image> imgs = null;
List<int> newImg = new List<int>();
if (old != null)
{
product.Created = old.Created;
base.UpdateProperties(old, product);
db.SaveChanges();
imgs=(from i in db.Image where i.ProductID==product.ID select i).ToList<Image>();
for (int i = 0; i < images.Length; i++)
{
bool found = false;
foreach (Image im in imgs)
{
if (im.ID == images[i])
{
found = true;
break;
}
}
if (!found)
{
newImg.Add(images[i]);
}
}
int[] ids = newImg.ToArray<int>();
List<Image> igs = (from im in db.Image where ids.Contains(im.ID) select im).ToList<Image>();
foreach (Image i in igs)
{
i.ProductID = product.ID;
}
db.SaveChanges();
result = true;
}
}
return result;
}
public bool CreateProduct(Product product,int[] images)
{
bool result = false;
using (AnanEntities db = new AnanEntities())
{
db.Product.Add(product);
db.SaveChanges();
if (product.ID>0 && images != null)
{
List<Image> imgs = (from im in db.Image where images.Contains(im.ID) select im).ToList<Image>();
foreach (Image i in imgs)
{
i.ProductID = product.ID;
}
db.SaveChanges();
result = true;
}
}
return result;
}
public JsonResult UpdateProduct()
{
JsonResult res = new JsonResult();
JsonMessage message = new JsonMessage() { Status = "ok", Message = "" };
User user = (User)Session["User"];
ShopManager manager = new ShopManager(user);
Product product = new Product();
try
{
product.ID = int.Parse(Request["product_id"]);
product.CategoryID = int.Parse(Request["category_id"]);
product.Description = Request["description"];
if (Request["is_new"] == "1")
{
product.IsNew = 1;
}
if (Request["is_show"] == "1")
{
product.ShowFront = 1;
}
product.Picture = Request["pic"];
product.Price = double.Parse(Request["price"]);
product.MarketPrice = double.Parse(Request["mprice"]);
product.Quantity = int.Parse(Request["quantity"]);
product.Title=Request["title"];
product.UserID = user.ID;
string[] images=Request["images"].Split(',');
int[] imgIds=new int[images.Length];
for (int i = 0; i < images.Length; i++)
{
imgIds[i] = int.Parse(images[i]);
}
if (product.ID == 0)
{
product.Created = anan.web.Util.DateTimeUtil.ConvertDateTimeToInt(DateTime.Now);
if (manager.CreateProduct(product, imgIds))
{
message.Message = "产品添加成功";
message.Status = "ok";
}
else
{
message.Status = "failed";
message.Message = "产品添加失败";
}
}
else
{
if (manager.UpdateProduct(product, imgIds))
{
message.Message = "产品更新成功";
message.Status = "ok";
}
else
{
message.Status = "failed";
message.Message = "产品更新失败";
}
}
res.Data = message;
}
catch (Exception ex)
{
message.Status = "failed";
res.Data = message;
}
return res;
}
