Code C# đồ án website bán tranh thuê mô hình MVC+ báo cáo
by Hữu Leein C# , Scripts & Code on March 8, 2023Choose Your Desired Option(s)
Code C# đồ án website bán tranh thuê mô hình MVC+ báo cáo
Trang chủ
Trang Tranh Hà Nội
Trang chi tiết sản phẩm
Giỏ hàng
Trang Sản phẩm
Trang Tin tức
Bài đăng
Trang Chi tiết sản phẩm
Trang Quản lý sản phẩm
Code C# của một số chức năng chính
Chức năng giỏ hàng
{
[MyFilter]
public class CartController : Controller
{
// GET: Cart
private Web_Tranh_Theu db = new Web_Tranh_Theu();
private const string CartSession = “CartSession”;
public ActionResult Index()
{
var cart = (Cart)Session[CartSession];
if (cart == null || cart.cartLines.Count == 0)
{
ViewBag.Message = “Giỏ hàng trống”;
}
return View(cart);
}
[HttpPost]
public ActionResult AddItem(int product_Id, int quantity)
{
if (Session[“HoTen”] == null)
{
return Redirect(“/Home/Login”);
}
else
{
var cart = (Cart)Session[CartSession];
if (cart == null)
{
cart = new Cart();
}
if (cart.cartLines.Exists(x => x.productDto.Id == product_Id))
{
var item = cart.cartLines.Find(x => x.productDto.Id == product_Id);
int slt = db.Products.Find(product_Id).Quantity;
if (item.quantity + quantity > slt)
item.quantity = slt;
else item.quantity += quantity;
}
else
{
Product product = db.Products.Find(product_Id);
ProductDto productDto = new ProductDto(product);
cart.cartLines.Add(new CartItem(productDto,quantity));
}
Session[CartSession] = cart;
Session[“CartLineTotal”] = cart.cartLines.Count();
}
return RedirectToAction(“Index”);
}
public ActionResult EditItem(int id, int quantity)
{
var cart = (Cart) Session[CartSession];
string sl = “”;
var item = cart.cartLines.FirstOrDefault(x => x.productDto.Id == id);
item.quantity = quantity;
sl = Convert.ToDecimal(item.getAmount()).ToString(“#,#”);
return Json(new
{
status = true, sl
}, JsonRequestBehavior.AllowGet);
}
public ActionResult DeleteItem(int id)
{
var cart = (Cart)Session[CartSession];
var item = cart.cartLines.Find(p => p.productDto.Id.Equals(id));
if(item != null)
{
cart.cartLines.Remove(item);
@Session[“CartLineTotal”] = (int)cart.cartLines.Count;
}
Session[CartSession] = cart;
return Json(new
{
status = true,
cartline = @Session[“CartLineTotal”]
}, JsonRequestBehavior.AllowGet);
}
public ActionResult DeleteAllItem()
{
var cart = (Cart)Session[CartSession];
cart.cartLines.RemoveAll(p => p.getAmount() > 1);
Session[CartSession] = cart;
Session[“CartLineTotal”] = 0;
return Json(new
{
status = true
}, JsonRequestBehavior.AllowGet);
}
}
}
Chức năng thanh toán
{
[MyFilter]
public class CheckoutController : Controller
{
private Web_Tranh_Theu db = new Web_Tranh_Theu();
private const string CartSession = “CartSession”;
[HttpPost]
public ActionResult Items_Error(string CartItems)
{
var cart = (Cart)Session[CartSession];
if (cart == null || cart.cartLines.Count == 0)
{
return RedirectToAction(“index”);
}
var jsonCartItem = new JavaScriptSerializer().Deserialize<List<CartItem>>(CartItems);
List<ItemError> itemErrors = new List<ItemError>();
foreach (var item in jsonCartItem)
{
int sltQuantity = db.Products.Where(x => x.Product_Id == item.productDto.Id).Select(x => x.Quantity).SingleOrDefault();
if (item.quantity > sltQuantity)
{
var i = cart.cartLines.SingleOrDefault(x => x.productDto.Id == item.productDto.Id);
itemErrors.Add(new ItemError(i.productDto, sltQuantity, item.quantity));
}
}
if (itemErrors.Count > 0)
{
return View(itemErrors);
}
else
{
int id_user = (int)Session[“idUser”];
Account acc = (Account)db.Accounts.Where(a => a.Account_Id.Equals(id_user)).First();
cart.customerDto = new CustomerDto(acc);
Session[CartSession] = cart;
return RedirectToAction(“Index”);
}
}
public ActionResult Index()
{
var cart = (Cart)Session[CartSession];
if (cart == null || cart.cartLines.Count == 0)
{
return Redirect(“/Cart/Index”);
}
return View(cart);
}
[HttpPost]
public ActionResult Final_Checkout(CustomerDto customerDto)
{
var cart = (Cart)Session[CartSession];
if (cart.cartLines.Count < 1)
{
return Redirect(“/Cart/Index”);
}
if (ModelState.IsValid)
{
Order order = new Order();
order.Account_Id = (int)Session[“idUser”];
order.Customer_Address = customerDto.Address;
order.Customer_Phone = customerDto.Telephone;
order.Status = true;
order.Order_Date = DateTime.Now;
order.Total_Amount = ((long)cart.cartLines.Sum(x => x.getAmount()));
db.Orders.Add(order);
foreach (var item in cart.cartLines)
{
var product = db.Products.Find(item.productDto.Id);
product.Quantity -= item.quantity;
db.Entry(product).State = EntityState.Modified;
DetailProduct_Order detail = new DetailProduct_Order();
detail.Order_Id = order.Order_Id;
detail.Product_Id = item.productDto.Id;
detail.Order_Quantity = item.quantity;
detail.Order_Price = item.productDto.Price;
db.DetailProduct_Order.Add(detail);
}
db.SaveChanges();
cart.cartLines.RemoveAll(x => x.getAmount() > 0);
Session[“CartLineTotal”] = 0;
Session.Remove(CartSession);
return View(cart);
}
cart.customerDto = customerDto;
return View(“Index”,cart);
}
}
}
Chức năng cửa hàng sản phẩm
{
public class ShopController : Controller
{
// GET: Shop
private Web_Tranh_Theu db = new Web_Tranh_Theu();
CategoriesDAO categoriesDAO = new CategoriesDAO();
[RequireHttps]
public ActionResult Index(int? page, int? size, int? Category_Id,
string searchString, string CurrentSearch)
{
List<Product> products;
if (searchString != null)
{
ViewBag.current_Filter = searchString;
page = 1;
}
else
{
searchString = CurrentSearch;
}
if (!String.IsNullOrEmpty(searchString))
{
if (Category_Id == null || Category_Id == 0)
{
products = db.Products.Where(p => p.Name.Contains(searchString)).ToList();
}
else products = db.Products.Where(p => p.Name.Contains(searchString) && p.Category_Id == Category_Id).ToList();
}
else
{
if (Category_Id == null || Category_Id == 0)
{
products = db.Products.ToList();
}
else products = categoriesDAO.GetProductsByCategoryId(Category_Id);
}
List<Category> categories = categoriesDAO.GetAllCategoiries();
int pageSize = (size ?? 5);
int pageNumber = (page ?? 1);
ViewBag.categories = categories;
ViewBag.CurrentPage = pageNumber;
ViewBag.CurrentSize = pageSize;
ViewBag.current_Cate = Category_Id;
ViewBag.TotalProducts = db.Products.ToList().Count;
return View(products.ToPagedList(pageNumber, pageSize));
}
[HttpGet]
public ActionResult Shop_Detail(int? id)
{
if(id == null)
{
return RedirectToAction(“Index”);
}
Product product = db.Products.Find(id);
product.Product_Image = db.Product_Image.Where(pi => pi.Product_Id == id).ToList();
var splq = db.Products.Where(p => p.Category_Id.Equals(product.Category_Id)
&& p.Product_Id != id).Take(4).ToList();
ViewBag.sqlq =(List<Product>) splq;
return View(product);
}
}
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