private async Task <CartDTO> GenerateCartDto(App.Support.Common.Models.CartService.Cart cart)
{
var subTotalAmount = 0m;
var cartDto = new CartDTO
{
Id = cart.Id, AccountId = cart.AccountId.ToString(), CreatedAt = cart.CreatedAt.ToString()
};
if (cart.DiscountCode != null)
{
cartDto.DiscountCode = cart.DiscountCode;
}
foreach (var cartItem in cart.CartItems)
{
var cartItemDto = await GenerateCartItemDto(cartItem);
subTotalAmount += cartItemDto.ItemSubTotalAmount.ToDecimal();
cartDto.CartItems.Add(cartItemDto);
}
cartDto.SubTotalAmount = DecimalValue.FromDecimal(subTotalAmount);
return(cartDto);
}
public async Task <bool> RemoveDiscountCode(App.Support.Common.Models.CartService.Cart cart)
{
cart.DiscountCode = null;
await _cartRepository.InsertOrUpdateCart(cart);
return(true);
}
public async Task <bool> EmptyCart(App.Support.Common.Models.CartService.Cart cart)
{
foreach (var cartItem in cart.CartItems)
{
await _cartItemRepository.DeleteCartItem(cartItem);
}
_cartRepository.DeleteCart(cart);
return(true);
}
public App.Support.Common.Models.CartService.Cart GenerateAnEmptyCart(Guid accountId)
{
var cart = new App.Support.Common.Models.CartService.Cart()
{
AccountId = accountId,
CreatedAt = DateTime.Now,
Id = Guid.NewGuid().ToString(),
CartItems = new List <CartItem>()
};
return(cart);
}
public async Task <ValidateDiscountCodeDTO> ValidateDiscountCode(App.Support.Common.Models.CartService.Cart cart,
string discountCode)
{
var promotionGrpcClient = _grpcClientFactory.CreatePromotionGrpcClient();
var rq = new ValidateDiscountCodeWithCartRequest()
{
DiscountCode = discountCode,
Cart = await GenerateCartDto(cart)
};
var response = await promotionGrpcClient.ValidateDiscountCodeAsync(rq);
return(response.ValidateDiscountCode);
}
public async Task <ValidateDiscountCodeDTO> AddDiscountCodeToCart(
App.Support.Common.Models.CartService.Cart cart, string discountCode)
{
var validateDiscountCodeDto = await ValidateDiscountCode(cart, discountCode);
if (!validateDiscountCodeDto.IsValid)
{
return(validateDiscountCodeDto);
}
cart.DiscountCode = discountCode;
await _cartRepository.InsertOrUpdateCart(cart);
return(validateDiscountCodeDto);
}
public CartViewModel(App.Support.Common.Models.CartService.Cart cart)
{
Id = Guid.Parse(cart.Id);
AccountId = cart.AccountId;
CreatedAt = cart.CreatedAt;
CartItems = new List <CartItemViewModel>();
DiscountCode = cart.DiscountCode;
foreach (var cartItem in cart.CartItems)
{
CartItems.Add(new CartItemViewModel(cartItem));
}
}
public async Task <CartViewModel> GenerateCartViewModel(App.Support.Common.Models.CartService.Cart cart)
{
var discountCategory = "";
DiscountCampaign discountCampaign = null;
DiscountCampaignDTO discountCampaignDto = null;
if (cart.DiscountCode != null)
{
discountCampaignDto = await GetDiscountCampaignDetail(cart.DiscountCode);
discountCampaign = DiscountCampaign.GenerateDiscountCampaignFromGrpcDto(discountCampaignDto);
switch (discountCampaign.DiscountCampaignApplyOn)
{
case DiscountCampaignApplyOn.Bill:
{
break;
}
case DiscountCampaignApplyOn.ProductCategory:
{
if (discountCampaign.ApplyOnId != null)
{
discountCategory = discountCampaign.ApplyOnId.Value.ToString();
}
break;
}
default:
throw new ArgumentOutOfRangeException();
}
}
var cartViewModel = new CartViewModel(cart);
var subTotalAmount = 0m;
var discountAmount = 0m;
var totalAmount = 0m;
foreach (var cartItemViewModel in cartViewModel.CartItems)
{
var productId = cartItemViewModel.ProductId;
var product = await GetProductFromProductId(productId);
cartItemViewModel.Product = product;
cartItemViewModel.ItemSubTotalAmount = product.PriceValue * cartItemViewModel.Quantity;
subTotalAmount += cartItemViewModel.ItemSubTotalAmount;
if (cartItemViewModel.Product.Category.Id == discountCategory)
{
if (discountCampaign != null)
{
switch (discountCampaign.DiscountCampaignType)
{
case DiscountCampaignType.Percentage:
{
if (discountCampaign.DiscountValue != null)
{
cartItemViewModel.ItemDiscountAmount = cartItemViewModel.ItemSubTotalAmount *
discountCampaign.DiscountValue.Value / 100;
}
break;
}
}
}
}
discountAmount += cartItemViewModel.ItemDiscountAmount;
cartItemViewModel.ItemTotalAmount =
cartItemViewModel.ItemSubTotalAmount - cartItemViewModel.ItemDiscountAmount;
totalAmount += cartItemViewModel.ItemTotalAmount;
}
if (discountCampaign != null)
{
switch (discountCampaign.DiscountCampaignType)
{
case DiscountCampaignType.Money:
{
switch (discountCampaign.DiscountCampaignApplyOn)
{
case DiscountCampaignApplyOn.Bill:
{
if (discountCampaign.DiscountValue != null)
{
discountAmount = discountCampaign.DiscountValue.Value;
totalAmount -= discountAmount;
}
}
break;
}
break;
}
}
}
cartViewModel.SubTotalAmount = subTotalAmount;
cartViewModel.DiscountAmount = discountAmount;
cartViewModel.TotalAmount = totalAmount;
if (cart.DiscountCode == null)
{
return(cartViewModel);
}
if (discountCampaign != null)
{
cartViewModel.DiscountCampaignDto = discountCampaignDto;
}
cartViewModel.AmountUnit = "GPB";
return(cartViewModel);
}
