public void ThemSanPham(SanPham sp, int sl, bool laCapNhat)
{
var SanPhamGioHang = new SanPhamGioHang()
{
MaSP = sp.MaSP,
TenSP = sp.TenSP,
MieuTa = sp.MieuTa,
GiaSP = sp.GiaSP,
AnhSP = sp.AnhSP,
XuatSu = sp.XuatSu,
ChatLieu = sp.ChatLieu,
GioiTinh = sp.GioiTinh,
MaLoaiSanPham = sp.MaLoaiSanPham,
LoaiSanPham = sp.LoaiSanPham.TenLoaiSanPham,
SoLuong = sl,
};
// kiểm tra tồn tại Product có trong giỏ hàng theo id chưa
var existKey = SanPhams.ContainsKey(sp.MaSP);
if (!laCapNhat && existKey)
{
var existingItem = SanPhams[sp.MaSP];
SanPhamGioHang.SoLuong += existingItem.SoLuong;
}
if (existKey)
{
SanPhams[sp.MaSP] = SanPhamGioHang;
}
else
{
SanPhams.Add(sp.MaSP, SanPhamGioHang);
}
}
public async Task <IActionResult> ThemGioHang(int idSP, int soLuong)
{
var sanPham = await _context.SanPham
.SingleOrDefaultAsync(m => m.ID == idSP);
var cart = HttpContext.Session.GetSession <List <SanPhamGioHang> >(GioHangSession);
if (cart == null)
{
cart = HttpContext.Request.Cookies.GetKookies <List <SanPhamGioHang> >(GioHangSession);
}
if (cart != null)
{
var list = (List <SanPhamGioHang>)cart;
if (list.Exists(x => x.idSP == idSP))
{
foreach (var item in list)
{
if (item.idSP == idSP)
{
item.SoLuong += soLuong;
int?GiaThem = soLuong * item.Gia;
item.TongTien = item.TongTien + GiaThem;
}
}
}
else
{
var item = new SanPhamGioHang();
item.idSP = sanPham.ID;
item.TenSP = sanPham.TenSPCoDau;
item.Gia = sanPham.GiaGiam;
item.HinhAnh = sanPham.HinhAnh;
item.SoLuong = soLuong;
item.TongTien = soLuong * sanPham.GiaGiam;
list.Add(item);
}
//Gan vao session
HttpContext.Session.SetSession(GioHangSession, list);
HttpContext.Response.Cookies.SetKookies(GioHangSession, list);
}
else
{
var item = new SanPhamGioHang();
item.idSP = sanPham.ID;
item.TenSP = sanPham.TenSPCoDau;
item.Gia = sanPham.GiaGiam;
item.HinhAnh = sanPham.HinhAnh;
item.SoLuong = soLuong;
item.TongTien = soLuong * sanPham.GiaGiam;
var list = new List <SanPhamGioHang>();
list.Add(item);
//Gan vao session
HttpContext.Session.SetSession(GioHangSession, list);
HttpContext.Response.Cookies.SetKookies(GioHangSession, list);
}
return(Content("The vao gio hang thanh cong", "text/plain"));
}
public ActionResult ThemGioHang(string idsp)
{
sanpham objSp = db.sanphams.Find(idsp);
if (Session["GioHang"] == null)
{
SanPhamGioHang spgh = new SanPhamGioHang();
int value;
spgh.id = objSp.id;
spgh.gia = 0;
spgh.urlhinh = objSp.hinhdaidien;
try
{
spgh.gia = Convert.ToInt32(objSp.giaban);
}
catch { }
spgh.soluong = 1;
spgh.ten = objSp.ten;
List <SanPhamGioHang> listSPGH = new List <SanPhamGioHang>();
listSPGH.Add(spgh);
Session["GioHang"] = listSPGH;
}
else
{
//Kiem tra hang vua them da ton tai chua (de cap nhat so luong), neu chua, them mon do vao gio hang
List <SanPhamGioHang> listSPGH = Session["GioHang"] as List <SanPhamGioHang>;
SanPhamGioHang spthem = listSPGH.FirstOrDefault(s => s.id == idsp);
if (spthem == null)
{
SanPhamGioHang spgh = new SanPhamGioHang();
int value;
spgh.id = objSp.id;
spgh.gia = 0;
spgh.urlhinh = objSp.hinhdaidien;
try
{
spgh.gia = Convert.ToInt32(objSp.giaban);
}
catch { }
spgh.soluong = 1;
spgh.ten = objSp.ten;
listSPGH.Add(spgh);
}
else
{
spthem.soluong++;
}
Session["GioHang"] = listSPGH;
}
return(RedirectToAction("Purchase", "Cart"));
}
public ActionResult TangSoLuong(string idsp_tang)
{
List <SanPhamGioHang> listSPGH = Session["GioHang"] as List <SanPhamGioHang>;;
if (listSPGH != null)
{
SanPhamGioHang spgiohang = listSPGH.FirstOrDefault(s => s.id == idsp_tang);
if (spgiohang != null)
{
spgiohang.soluong++;
}
Session["GioHang"] = listSPGH;
}
return(RedirectToAction("Purchase", "Cart"));
}
public ActionResult Product(int masp, int soLuong)
{
FSanPham fSanPham = new FSanPham();
FSanPhamGioHang fSanPhamGioHang = new FSanPhamGioHang();
FGioHang fGioHang = new FGioHang();
var sp = fSanPham.FindSanPham(masp);
if (sp.TenSP.Length > 40)
{
sp.TenSP = sp.TenSP.Substring(0, 35) + "...";
}
var gioHang = (GioHang)Session["GioHang"];
SanPhamGioHang sanPhamGioHang = new SanPhamGioHang();
if (Session["KhachHang"] != null)
{
KhachHang x = (KhachHang)Session["KhachHang"];
if (gioHang == null)
{
gioHang = fGioHang.NewGH(x);
}
gioHang = fSanPhamGioHang.AddItem(masp, gioHang.ID, soLuong);
Session["GioHang"] = gioHang;
return(RedirectToAction("Shopcart"));
}
else
{
if (Request.Cookies["IDCart"] != null)
{
string x = Request.Cookies["IDCart"].Value;
var giohangtam = fGioHang.GetGH_MaGH(Convert.ToInt32(x));
giohangtam = fSanPhamGioHang.AddItem(masp, Convert.ToInt32(x), soLuong);
Session["GioHang"] = giohangtam;
return(RedirectToAction("Shopcart"));
}
else
{
gioHang = fGioHang.NewGH();
Response.Cookies["IDCart"].Value = gioHang.ID.ToString();
Response.Cookies["IDCart"].Expires = DateTime.Now.AddDays(1);
gioHang = fSanPhamGioHang.AddItem(masp, gioHang.ID, soLuong);
Session["GioHang"] = gioHang;
return(RedirectToAction("Shopcart"));
}
}
}
public ActionResult XoaSanPhamGioHang(string idsp)
{
List <SanPhamGioHang> listSPGH = Session["GioHang"] as List <SanPhamGioHang>;;
if (listSPGH != null)
{
SanPhamGioHang spgiohang = listSPGH.FirstOrDefault(s => s.id == idsp);
if (spgiohang != null)
{
if (spgiohang.soluong > 1)
{
spgiohang.soluong--;
}
else
{
listSPGH.Remove(spgiohang);
}
}
Session["GioHang"] = listSPGH;
}
return(RedirectToAction("Purchase", "Cart"));
}
