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@ -23,41 +23,47 @@ export class CartService { |
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if (!userId || !productId || !quantity || isNaN(Number(quantity)) || Number(quantity) <= 0) { |
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throw new HttpException("Invalid parameters: userId, productId, and a positive quantity are required.", HttpStatus.BAD_REQUEST); |
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} |
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const product = await this.productModel.findByPk(productId); |
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if (!product) { |
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throw new HttpException("Product not found!", HttpStatus.NOT_FOUND); |
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} |
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let invoice = await this.invoiceModel.findOne({ where: { userId, status: "pending" } }); |
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if (!invoice) { |
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invoice = await this.invoiceService.createInvoiceFromCart(userId); |
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} |
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const invoiceId = invoice.id; |
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let cart = await this.cartModel.findOne({ where: { userId, productId, status: "open" } }); |
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console.log(cart); |
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if (!cart) { |
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cart = await this.cartModel.create({ |
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userId, |
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productId, |
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invoiceId, |
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quantity, |
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productPrice: product.price, |
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status: "open", |
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}); |
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await cart.save(); |
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} else { |
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cart.quantity += Number(quantity); |
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await cart.save(); |
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if (product.quantity < quantity) { |
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throw new HttpException("Product quantity insufficient!", HttpStatus.CONFLICT); |
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} |
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try { |
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let invoice = await this.invoiceModel.findOne({ where: { userId, status: "pending" } }); |
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if (!invoice) { |
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invoice = await this.invoiceService.createInvoiceFromCart(userId); |
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} |
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const invoiceId = invoice.id; |
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let cart = await this.cartModel.findOne({ where: { userId, productId, status: "open" } }); |
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if (!cart) { |
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cart = await this.cartModel.create({ |
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userId, |
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productId, |
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invoiceId, |
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quantity, |
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productPrice: product.price, |
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status: "open", |
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}); |
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await cart.save(); |
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} else { |
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cart.quantity += Number(quantity); |
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await cart.save(); |
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} |
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await this.invoiceService.updateTotalPayment(userId); |
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await this.invoiceService.updateTotalPayment(userId); |
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return { |
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message: cart.id ? "Product quantity updated in cart successfully!" : "Product added to cart successfully!", |
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cartItem: cart, |
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}; |
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return { |
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message: cart.id ? "Product quantity updated in cart successfully!" : "Product added to cart successfully!", |
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cartItem: cart, |
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}; |
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} catch (error) { |
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console.error("Error during adding item to cart:", error); |
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throw new HttpException("An unexpected error occurred while adding the product to cart. Please try again later.", HttpStatus.INTERNAL_SERVER_ERROR); |
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} |
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} |
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// Get user's cart
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async getUserOpenCart(userId: number): Promise<{ cartItems: Cart[]; totalPrice: number }> { |
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@ -65,49 +71,58 @@ export class CartService { |
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throw new HttpException("User ID is required.", HttpStatus.BAD_REQUEST); |
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} |
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const cartItems = await this.cartModel.findAll({ |
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where: { userId,status:"open" }, |
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include: [ |
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{ |
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model: Product, |
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attributes: [], |
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}, |
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], |
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}); |
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if (!cartItems || cartItems.length === 0) { |
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throw new HttpException("No cart items found for the specified user.", HttpStatus.NOT_FOUND); |
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} |
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try { |
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const cartItems = await this.cartModel.findAll({ |
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where: { userId, status: "open" }, |
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include: [ |
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{ |
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model: Product, |
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attributes: ["name"], |
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}, |
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], |
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}); |
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if (!cartItems || cartItems.length === 0) { |
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throw new HttpException("No cart items found for the specified user.", HttpStatus.NOT_FOUND); |
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} |
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const totalPrice = cartItems.reduce((sum, item) => sum + (Number(item.productPrice * item.quantity) || 0), 0); |
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const totalPrice = cartItems.reduce((sum, item) => sum + (Number(item.productPrice) * item.quantity || 0), 0); |
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return { cartItems, totalPrice }; |
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return { cartItems, totalPrice }; |
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} catch (error) { |
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throw new HttpException("An unexpected error occurred while fetching the cart. Please try again later.", HttpStatus.INTERNAL_SERVER_ERROR); |
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} |
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} |
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// Update cart item quantity
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async updateCart(userId: number, productId: number, quantity: number): Promise<Cart> { |
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const cartItem = await this.cartModel.findOne({ where: { userId, productId } }); |
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const cartItem = await this.cartModel.findOne({ where: { userId, productId, status: "open" } }); |
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if (!cartItem) { |
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throw new HttpException("Product not found in the cart.", HttpStatus.NOT_FOUND); |
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} |
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cartItem.quantity = quantity; |
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await cartItem.save(); |
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await this.invoiceService.updateTotalPayment(userId); |
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return cartItem; |
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try { |
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cartItem.quantity = quantity; |
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await cartItem.save(); |
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await this.invoiceService.updateTotalPayment(userId); |
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return cartItem; |
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} catch (error) { |
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throw new HttpException("An unexpected error occurred while updating the cart. Please try again later.", HttpStatus.INTERNAL_SERVER_ERROR); |
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} |
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} |
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// Remove an item from cart
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async removeFromCart(userId: number, productId: number): Promise<{ message: string }> { |
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const cartItem = await this.cartModel.findOne({ where: { userId, productId } }); |
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async removeFromCart(userId: number, productId: number): Promise<{ message: string; cartItem: Cart }> { |
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const cartItem = await this.cartModel.findOne({ where: { userId, productId, status: "open" } }); |
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if (!cartItem) { |
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throw new HttpException("Product not found in the cart.", HttpStatus.NOT_FOUND); |
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} |
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await cartItem.destroy(); |
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await this.invoiceService.updateTotalPayment(userId); |
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return { message: "Item deleted from your cart successfully." }; |
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try { |
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await cartItem.destroy(); |
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await this.invoiceService.updateTotalPayment(userId); |
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return { message: "Item deleted from your cart successfully.", cartItem }; |
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} catch (error) { |
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throw new HttpException("An unexpected error occurred while removing the item from the cart. Please try again later.", HttpStatus.INTERNAL_SERVER_ERROR); |
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} |
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} |
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//delete whole cart
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