4
0
forked from crowetic/commerce
2021-01-28 18:37:07 -05:00

64 lines
1.4 KiB
TypeScript

import { useCallback } from 'react'
import type { HookFetcher } from '@commerce/utils/types'
import { CommerceError } from '@commerce/utils/errors'
import useCartAddItem from '@commerce/cart/use-add-item'
import { normalizeCart } from '../lib/normalize'
import type {
ItemBody,
AddItemBody,
Cart as BigcommerceCart,
} from '../api/cart'
import useCart from './use-cart'
const defaultOpts = {
url: '/api/bigcommerce/cart',
method: 'POST',
}
export type AddItemInput = ItemBody
export const fetcher: HookFetcher<Cart, AddItemBody> = async (
options,
{ item },
fetch
) => {
if (
item.quantity &&
(!Number.isInteger(item.quantity) || item.quantity! < 1)
) {
throw new CommerceError({
message: 'The item quantity has to be a valid integer greater than 0',
})
}
const data = await fetch<BigcommerceCart>({
...defaultOpts,
...options,
body: { item },
})
return normalizeCart(data)
}
export function extendHook(customFetcher: typeof fetcher) {
const useAddItem = () => {
const { mutate } = useCart()
const fn = useCartAddItem(defaultOpts, customFetcher)
return useCallback(
async function addItem(input: AddItemInput) {
const data = await fn({ item: input })
await mutate(data, false)
return data
},
[fn, mutate]
)
}
useAddItem.extend = extendHook
return useAddItem
}
export default extendHook(fetcher)