public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
int bookId = Convert.ToInt32(context.Request["bookId"]);
//判断一下商品是否存在!!
BLL.BookManager bookManager = new BLL.BookManager();
Model.Book bookModel = bookManager.GetModel(bookId);
if (bookModel != null)
{
//判断一下数据库中是否有该商品，如果有，更新数量，没有添加.
BLL.CartManager cartManager = new BLL.CartManager();
int userId = ((Model.User)context.Session["userInfo"]).Id;
Model.Cart cartModel = cartManager.GetCartModel(bookId, userId);
if (cartModel != null)
{
cartModel.Count = cartModel.Count + 1;
cartManager.Update(cartModel);
}
else
{
Model.Cart modelCart = new Model.Cart();
modelCart.Count = 1;
modelCart.User = (Model.User)context.Session["userInfo"];
modelCart.Book = bookModel;
cartManager.Add(modelCart);
}
context.Response.Write("yes");
}
else
{
context.Response.Write("no");
}
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
BLL.UserManager userManager = new BLL.UserManager();
if (userManager.ValidateUserLogin())//判断是否登录
{
int bookId = Convert.ToInt32(context.Request["bookId"]);
//判断数据库中是否有该商品.
BLL.BookManager bookManager = new BLL.BookManager();
Model.Book bookModel = bookManager.GetModel(bookId);
if (bookModel != null)
{
int userId = ((Model.User)context.Session["userInfo"]).Id;//获取登录用户登录的ID。
BLL.CartManager cartManager = new BLL.CartManager();
Model.Cart cartModel = cartManager.GetModel(userId, bookId);
//如果购物车有该商品，更新数量加1，没有插入
if (cartModel != null)
{
cartModel.Count = cartModel.Count + 1;
cartManager.Update(cartModel);
}
else
{
Model.Cart modelCart = new Model.Cart();
modelCart.Count = 1;
modelCart.Book = bookModel;
modelCart.User = ((Model.User)context.Session["userInfo"]);
cartManager.Add(modelCart);
}
context.Response.Write("ok:商品成功添加到购物车");
}
else
{
context.Response.Write("no:无此商品");
}
}
else
{
context.Response.Write("login:没有登录");
}
}
