public async Task <IActionResult> EditSell(int id, [Bind("SellListingId,SellerId,PriceTrendId,SellTitle,SellDescription,SellPrice,SellDate,SellItemType,SellQuantity, ImageFile, Display")] SellListing sellListing)
{
try
{
if (id != sellListing.SellListingId)
{
return(NotFound());
}
sellListing.SellDate = DateTime.Now;
}
catch (Exception)
{
// Do nothing
}
string userId = "";
try
{
userId = HttpContext.Session.GetString("userId");
}
catch (Exception)
{
// Do nothing
}
var sellerAccountId = await _context.SellerAccounts
.Include(s => s.Account)
.FirstOrDefaultAsync(s => s.Account.AccountId.ToString() == userId);
var priceTrendExists = PriceTrendExists(sellListing.PriceTrendId);
if (ModelState.IsValid)
{
try
{
sellListing.SellerId = sellerAccountId.SellerId;
// If the user edits their sell listing,
// check to see if the listing is associated with any other cart
// that has been BOUGHT
var itemWasBought = _context.ItemsForCart
.Include(s => s.Cart)
.Where(s => s.SellListingId == id && s.Cart.TransactionComplete == true);
// If the edited item that was already bought by someone,
// we must create another sell listing with the new data
if (itemWasBought.ToList().Count != 0)
{
var editDisplay = await _context.SellListings
.FirstOrDefaultAsync(s => s.SellListingId == sellListing.SellListingId);
editDisplay.Display = false;
_context.Update(editDisplay);
await _context.SaveChangesAsync();
sellListing.SellListingId = 0;
await CreateSell(sellListing);
await _context.SaveChangesAsync();
}
else
{
// This item was not bought by anyone
// However, if it is inside anyone's cart right now, remove it
var itemInCart = _context.ItemsForCart
.Where(s => s.SellListingId == id && s.Cart.TransactionComplete == false);
if (itemInCart != null && itemInCart.ToList().Count != 0)
{
foreach (var item in itemInCart)
{
_context.Remove(item);
}
}
// Then proceed like usual
if (sellListing.ImageFile != null)
{
//Save image to wwwroot/images
string wwwRootPath = _hostEnvironment.WebRootPath;
string fileName = Path.GetFileNameWithoutExtension(sellListing.ImageFile.FileName);
string extension = Path.GetExtension(sellListing.ImageFile.FileName);
sellListing.SellImage = fileName = fileName + DateTime.Now.ToString("yymmssfff") + extension;
string path = Path.Combine(wwwRootPath + "/Images/", fileName);
using (var fileStream = new FileStream(path, FileMode.Create))
{
await sellListing.ImageFile.CopyToAsync(fileStream);
}
}
else
{
sellListing.SellImage = "buy-icon.png";
}
try
{
sellListing.Display = true;
_context.Update(sellListing);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!SellListingExists(sellListing.SellListingId))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
}
catch (Exception)
{
// Do nothing
}
}
ViewData["PriceTrendId"] = new SelectList(_context.PriceTrends, "PriceTrendId", "PriceTrendId", sellListing.PriceTrendId);
ViewData["SellerId"] = new SelectList(_context.SellerAccounts, "SellerId", "SellerId", sellListing.SellerId);
return(View(sellListing));
}