forked from crowetic/commerce
71 lines
1.7 KiB
TypeScript
71 lines
1.7 KiB
TypeScript
import { useCallback } from 'react'
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import { CommerceError } from '@commerce/utils/errors'
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import useCart from './use-cart'
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import useCartAddItem, {
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AddItemInput as UseAddItemInput,
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} from '@commerce/cart/use-add-item'
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import type { HookFetcher } from '@commerce/utils/types'
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import type { Cart } from '@commerce/types'
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import checkoutLineItemAddMutation from '../utils/mutations/checkout-line-item-add'
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import getCheckoutId from '@framework/utils/get-checkout-id'
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import { checkoutToCart } from './utils'
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const defaultOpts = {
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query: checkoutLineItemAddMutation,
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}
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export type AddItemInput = UseAddItemInput<any>
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export const fetcher: HookFetcher<Cart, any> = async (
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options,
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{ checkoutId, item },
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fetch
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) => {
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if (
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item.quantity &&
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(!Number.isInteger(item.quantity) || item.quantity! < 1)
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) {
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throw new CommerceError({
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message: 'The item quantity has to be a valid integer greater than 0',
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})
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}
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const data = await fetch<any, any>({
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...options,
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variables: {
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checkoutId,
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lineItems: [item],
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},
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})
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return checkoutToCart(data?.checkoutLineItemsAdd)
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}
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export function extendHook(customFetcher: typeof fetcher) {
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const useAddItem = () => {
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const { mutate, data: cart } = useCart()
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const fn = useCartAddItem(defaultOpts, customFetcher)
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return useCallback(
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async function addItem(input: AddItemInput) {
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const data = await fn({
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item: {
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variantId: input.variantId,
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quantity: input.quantity ?? 1,
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},
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checkoutId: getCheckoutId(cart?.id),
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})
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await mutate(data, false)
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return data
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},
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[fn, mutate]
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)
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}
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useAddItem.extend = extendHook
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return useAddItem
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}
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export default extendHook(fetcher)
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