cart mechanism complete

components/pages/cart/cart.module.scss

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+input.bw-cart-item-counter{
+  font-size: 36px;
+  background: chocolate;
+}

components/pages/cart/items.tsx

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+// import styles from '@/components/pages/cart/cart.module.scss'
+import Link from 'next/link'
+
+import useCartStore from '@/store/cart-store'
+import {Button} from '@/ui/button'
+import {Input} from '@/ui/input'
+
+export default function CartItems() {
+	const {cartItems} = useCartStore()
+
+	const {increaseQuantity, decreaseQuantity, removeItemFromCart} =
+		useCartStore()
+	const onIncreaseQuantity = (productId: number) => {
+		increaseQuantity(productId)
+	}
+
+	const onDecreaseQuantity = (productId: number) => {
+		decreaseQuantity(productId)
+	}
+
+	const onRemoveItem = (productId: number) => {
+		removeItemFromCart(productId)
+	}
+
+	if (cartItems && cartItems.length < 1) {
+		return (
+			<div className='flex h-72 flex-col items-center justify-center'>
+				<h2 className='mb-5 mt-10 text-3xl font-bold'>Cart is Empty</h2>
+				<Link
+					href={'/products'}
+					className='rounded-md bg-orange-500 px-6 py-2 text-white'
+				>
+					Shop
+				</Link>
+			</div>
+		)
+	}
+
+	return (
+		<>
+			{cartItems?.map((item, i) => (
+				<div
+					key={i}
+					className='bsdg-brand-violet-200 bw-cart-item-counter my-4 flex items-center gap-4 py-4'
+				>
+					<div className='flex-auto bg-brand-violet-100'>{item.title}</div>
+					<div className='flex w-16 flex-none items-center justify-center'>
+						<Button
+							variant={'outline'}
+							className='rounded-0'
+							onClick={() => onDecreaseQuantity(item.id)}
+						>
+							-
+						</Button>
+						<div className='mx-4 border-0 text-xl font-bold leading-none text-brand-violet'>
+							{item.quantity}
+						</div>
+						<Button
+							variant={'outline'}
+							className='rounded-0'
+							onClick={() => onIncreaseQuantity(item.id)}
+						>
+							+
+						</Button>
+					</div>
+
+					<div className='text-3 flex-auto text-right font-bold'>
+						{(item.price * item.quantity).toFixed(2)} грн
+					</div>
+				</div>
+			))}
+		</>
+	)
+}

components/pages/product/add-cart-button.tsx

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+'use client'
+
+import {ShoppingCartIcon} from 'lucide-react'
+import {useTranslations} from 'next-intl'
+
+import {dump} from '@/lib/utils'
+import useCartStore, {CartItem} from '@/store/cart-store'
+
+export default function AddCartButton({product}: {product: CartItem}) {
+	const t = useTranslations('cart')
+	const addItemToCart = useCartStore(state => state.addItemToCart)
+	const {cartItems} = useCartStore(state => state)
+
+	return (
+		<>
+			<button
+				className='flex flex-col items-center'
+				role='button'
+				title={t('basket')}
+				onClick={() => addItemToCart(product)}
+			>
+				<ShoppingCartIcon className='h-[21px] w-[21px]' />
+			</button>
+
+			<pre>{dump(cartItems)}</pre>
+		</>
+	)
+}

components/pages/product/index.tsx

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+import {getLocale} from 'next-intl/server'
+import {notFound} from 'next/navigation'
+import {strict} from 'node:assert'
+
+import AddCartButton from '@/components/pages/product/add-cart-button'
+import {ProductProps, getProductById} from '@/lib/data/models/product'
+import {dump} from '@/lib/utils'
+import useCartStore from '@/store/cart-store'
+import {Tabs, TabsContent, TabsList, TabsTrigger} from '@/ui/tabs'
+
+export default async function ProductPageIndex({id}: {id: string}) {
+	const product = await getProductById(parseInt(id))
+	if (!product) notFound()
+	const {locales, toStore} = product as ProductProps
+	const lang = await getLocale()
+	const locale = locales[lang === 'uk' ? 0 : 1]
+	const store = JSON.parse(JSON.stringify(toStore[0]))
+
+	return (
+		<div className='mt-1'>
+			<div className='container flex flex-col sm:flex-row'>
+				<div>
+					<AddCartButton
+						product={{
+							id: product.id,
+							quantity: 1,
+							title: locale.title,
+							price: store.price as string, //parseFloat().toFixed(2),
+							image: product.image
+						}}
+					/>
+					<hr />
+				</div>
+				<div>
+					<Tabs defaultValue='article' className=''>
+						<TabsList className='grid w-full grid-cols-2'>
+							<TabsTrigger value='article'>Опис</TabsTrigger>
+							<TabsTrigger value='instuction'>Інструкція</TabsTrigger>
+						</TabsList>
+						<TabsContent value='article'>
+							<article
+								className='bw-product__text'
+								dangerouslySetInnerHTML={{__html: locale.content as string}}
+							></article>
+						</TabsContent>
+						<TabsContent value='instuction'>
+							<div
+								className='bw-product__text'
+								dangerouslySetInnerHTML={{__html: locale.instruction as string}}
+							></div>
+						</TabsContent>
+					</Tabs>
+				</div>
+			</div>
+		</div>
+	)
+}