import { writable } from 'svelte/store';

type CartItem = any;

function createCart() {
	const { subscribe, set, update } = writable<CartItem[]>([]);

	return {
		subscribe,
		add: (product: CartItem) =>
			update((items) => {
				if (items.find((item) => item.id === product.id)) return items;
				return [...items, product];
			}),
		remove: (id: number) =>
			update((items) => items.filter((item) => item.id !== id)),
		clear: () => set([]),
	};
}

export const cart = createCart();