public async Task <int> AddProduct(Product newProduct)
{
if (newProduct.OwnerId <= 0)
{
var strUserId = _signinManager.Context.User.FindFirstValue(ClaimTypes.NameIdentifier);
if (Int32.TryParse(strUserId, out var userId))
{
newProduct.OwnerId = userId;
}
else
{
return(0);
}
}
newProduct.BorrowsDays = (int)(newProduct.AvailableUntil - newProduct.AvailableFrom).TotalDays;
_context.Add(newProduct);
var result = await _context.SaveChangesAsync();
if (result > 0)
{
await _ml.PredictById(newProduct.Id);
}
return(result);
}
public async Task <int> AddBorrow(Borrow newBorrow, int productId)
{
var strUserId = _signinManager.Context.User.FindFirstValue(ClaimTypes.NameIdentifier);
var product = await _context.Product.FirstOrDefaultAsync(pro => pro.Id == productId);
// Check if the user is the owner of this products
var user = await _userManager.FindByIdAsync(strUserId);
if (user.MyProducts.Contains(product))
{
return(0);
}
newBorrow.ProductId = productId;
newBorrow.BorrowerId = product.OwnerId;
if (Int32.TryParse(strUserId, out var userId))
{
newBorrow.BorrowerId = userId;
}
else
{
return(0);
}
newBorrow.StartDate = product.AvailableFrom;
newBorrow.EndDate = product.AvailableUntil;
newBorrow.Fine = product.Price;
_context.Add(newBorrow);
return(await _context.SaveChangesAsync());
}
public async Task <IActionResult> Create(Branch branch)
{
if (ModelState.IsValid)
{
_context.Add(branch);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(branch));
}
public async Task <int> AddCategory(Category newCategory)
{
_context.Add(newCategory);
return(await _context.SaveChangesAsync());
}