public IActionResult Index(BrandViewModel vm)
{
// only build the catalogue once
if (HttpContext.Session.Get <List <Brands> >("brands") == null)
{
// no session information so let's go to the database
try
{
BrandModel catModel = new BrandModel(_db);
// now load the categories
List <Brands> brands = catModel.GetAll();
HttpContext.Session.Set <List <Brands> >("brands", brands);
vm.SetCategories(brands);
}
catch (Exception ex)
{
ViewBag.Message = "Brand Problem - " + ex.Message;
}
}
else
{
// no need to go back to the database as information is already in the session
vm.SetCategories(HttpContext.Session.Get <List <Brands> >("brands"));
}
return(View(vm));
}
public IActionResult SelectCategory(BrandViewModel vm)
{
BrandModel catModel = new BrandModel(_db);
ProductModel menuModel = new ProductModel(_db);
List <Products> items = menuModel.GetAllByCategory(vm.Id);
List <ProductViewModel> vms = new List <ProductViewModel>();
if (items.Count > 0)
{
foreach (Products item in items)
{
ProductViewModel mvm = new ProductViewModel();
mvm.BrandId = item.BrandsId;
mvm.Qty = 0;
mvm.BrandName = catModel.GetName(item.BrandsId);
//mvm.BrandName = item.Brand.Name;
mvm.Description = item.Description;
mvm.Id = item.Id;
mvm.ProductName = item.ProductName;
mvm.GraphicName = item.GraphicName;
mvm.CostPrice = item.CostPrice;
mvm.MSRP = item.MSRP;
mvm.QtyOnHand = item.QtyOnHand;
mvm.QtyOnBackOrder = item.QtyOnBackOrder;
vms.Add(mvm);
}
ProductViewModel[] myMenu = vms.ToArray();
HttpContext.Session.Set <ProductViewModel[]>("menu", myMenu);
}
vm.SetCategories(HttpContext.Session.Get <List <Brands> >("brands"));
return(View("Index", vm)); // need the original Index View here
}
public ActionResult SelectItem(BrandViewModel vm)
{
Dictionary <int, object> tray;
if (HttpContext.Session.Get <Dictionary <int, Object> >("tray") == null)
{
tray = new Dictionary <int, object>();
}
else
{
tray = HttpContext.Session.Get <Dictionary <int, object> >("tray");
}
ProductViewModel[] menu = HttpContext.Session.Get <ProductViewModel[]>("menu");
String retMsg = "";
foreach (ProductViewModel item in menu)
{
if (item.Id == vm.BrandId)
{
if (vm.Qty > 0) // update only selected item
{
item.Qty = vm.Qty;
retMsg = vm.Qty + " - item(s) Added!";
tray[item.Id] = item;
}
else
{
item.Qty = 0;
tray.Remove(item.Id);
retMsg = "item(s) Removed!";
}
vm.Id = item.BrandId;
break;
}
}
ViewBag.AddMessage = retMsg;
HttpContext.Session.Set <Dictionary <int, Object> >("tray", tray);
vm.SetCategories(HttpContext.Session.Get <List <Brands> >("brands"));
return(View("Index", vm));
}
