public bool AddGearToCart(GearDetail model)
{
DoesCartExist();
using (var ctx = new ApplicationDbContext())
{
var cartUpdateEntity = ctx.Carts.Include(e => e.GearInCart).Single(e => e.UserId == _userId);
var gearEntity = ctx.Gear.Find(model.GearId);
int?gearIdToAddTo = 0;
foreach (var gear in cartUpdateEntity.GearInCart)
{
if (gear.GearId == model.GearId)
{
gearIdToAddTo = gear.GearId;
}
}
if (gearIdToAddTo == 0)
{
var gearInCart = new IndividualGear()
{
AmountOfGearInCart = model.NumberOfGearInCart,
NameOfGear = model.Name,
Price = model.Price,
GearId = model.GearId,
CartId = cartUpdateEntity.CartId,
UserId = _userId
};
cartUpdateEntity.GearInCart.Add(gearInCart);
ctx.GearInCarts.Add(gearInCart);
gearEntity.NumAvailable -= model.NumberOfGearInCart;
return(ctx.SaveChanges() >= 1);
}
else
{
var gear = ctx.Gear.Find(model.GearId);
var gearAlreadyInCart = ctx.GearInCarts.Single(e => e.GearId == model.GearId && e.UserId == _userId);
gear.NumAvailable -= model.NumberOfGearInCart;
gearAlreadyInCart.AmountOfGearInCart += model.NumberOfGearInCart;
return(ctx.SaveChanges() >= 1);
}
}
}
public ActionResult AddGearToCart()
{
GearDetail modelToAddToCart = (GearDetail)TempData["GearToAddToCart"];
var service = CreateCartService();
if (service.AddGearToCart(modelToAddToCart))
{
TempData["SaveResult"] = "Successfully added to your cart!";
return(RedirectToAction("Index"));
}
TempData["SaveResult"] = "Was not able to add to your cart";
return(RedirectToAction("Index", "Category"));
}
public ActionResult Details(int id, GearDetail model)
{
if (!ModelState.IsValid)
{
return(View(model));
}
if (id != model.GearId)
{
ModelState.AddModelError("", "IDs do not match");
return(View(model));
}
if (model.NumberOfGearInCart <= 0 || model.NumberOfGearInCart > model.NumAvailable)
{
ModelState.AddModelError("", "You cannot purchase that many");
return(View(model));
}
TempData["GearToAddToCart"] = model;
return(RedirectToAction("AddGearToCart", "Cart"));
}
