/// <summary>
/// Sets the current client's theme, either to the database (if user is registered) or the cookie.
/// </summary>
/// <param name="themeId">The id of the supported theme to set.</param>
public async Task SetAsync(string themeId)
{
if (string.IsNullOrEmpty(themeId))
{
throw new ArgumentNullException(nameof(themeId), $"{nameof(themeId)} cannot be null.");
}
// Ensures a supported theme:
Theme theme = this.GetSupportedThemeOrNull(themeId);
if (theme == null)
{
theme = this.Options.SupportedThemes.FirstOrDefault(t => t.ID.Equals(this.Options.DefaultTheme));
}
// Sets the theme:
// Checks if the user is authenticated, to assign the theme to the database:
if (_userIdentity.IsAuthenticated())
{
await this.SetUserThemeToDatabase(theme);
}
// Assigns the theme to the cookie:
this.SetUserThemeToCookie(theme);
// Assigns the theme to the current scope:
this.Theme = theme;
}
/// <summary>
/// Removes the specified product from the cart.
/// </summary>
/// <param name="productId">The id of the product to remove.</param>
public async Task RemoveProductAsync(int productId)
{
// First, checks there are items in the cart:
if (this.IsEmpty())
{
return;
}
ClientCartProduct cartProduct = this.Cart.Products.FirstOrDefault(i => i.ProductId == productId);
if (cartProduct != null)
{
_dbContext.ClientCartProducts.Remove(cartProduct);
this.Cart.Products.Remove(cartProduct);
if (this.Cart.Products.Count < 1)
{
_dbContext.ClientCarts.Remove(this.Cart);
}
await _dbContext.SaveChangesAsync();
}
// If empty - deletes the cart id cookie and removes from the cache:
if (this.IsEmpty())
{
if (_userIdentity.IsAuthenticated())
{
User user = await _userIdentity.GetCurrentAsync();
user.ClientCartId = null;
user.ClientCart = null;
_userCache.Set(user);
this.RemoveCacheAuthUserCart(user.Id);
}
else
{
_httpContextAccessor.HttpContext.Response.Cookies.Delete(CART_COOKIE);
this.RemoveCacheClientCart(this.Cart.Id);
}
}
}
public async Task <IActionResult> Checkout()
{
if (_clientCart.IsEmpty())
{
return(NotFound());
}
CheckoutVM model = new CheckoutVM()
{
ShippingDetails = new CheckoutVM.ShippingDetailsModel()
{
ShippingSameAsBilling = true
}
};
if (_userIdentity.IsAuthenticated())
{
// Checks to set already known information about the user in the checkout:
User user = await _userIdentity.GetCurrentAsync();
model.BillingDetails = new CheckoutVM.BillingDetailsModel()
{
Name = $"{user.FirstName} {user.LastName}",
Phone = user.PhoneNumber
};
if (user.Address != null)
{
model.BillingDetails.Street = user.Address.Street;
model.BillingDetails.PostalCode = user.Address.PostalCode;
model.BillingDetails.City = user.Address.City;
model.BillingDetails.Country = user.Address.Country;
}
}
else
{
model.SignMethod = SignMethod.Login;
model.LoginVM = new CheckoutVM.ConditionalLoginVM()
{
RememberMe = true
};
model.RegisterVM = new CheckoutVM.ConditionalRegisterVM();
}
// TODO: for testing:
//model.BillingDetails = new CheckoutVM.BillingDetailsModel()
//{
// Name = "A B",
// Phone = "0541234567",
// Street = "ABC",
// PostalCode = "12345",
// City = "New York",
// Country = "USA"
//};
//model.CreditCard = new CheckoutVM.CreditCardInfo()
//{
// CardNumber = "123456789",
// CardExpiryDate = "04/23",
// CardHolderName = "A B",
// CardSecurityCode = "444"
//};
//model.DeliveryMethodId = 4;
ViewData["DeliveryMethods"] = await _dbContext.DeliveryMethods.OrderBy(dm => dm.Price).ToListAsync();
return(View(model));
}