70 lines
2.4 KiB
JavaScript
70 lines
2.4 KiB
JavaScript
/**
|
|
* External dependencies
|
|
*/
|
|
import { useSelect, useDispatch } from '@wordpress/data';
|
|
import { useReducer, useEffect } from '@wordpress/element';
|
|
import isShallowEqual from '@wordpress/is-shallow-equal';
|
|
import { useDebounce } from 'use-debounce';
|
|
import { CART_STORE_KEY as storeKey } from '@woocommerce/block-data';
|
|
|
|
/**
|
|
* Internal dependencies
|
|
*/
|
|
import { useStoreCart } from './use-store-cart';
|
|
import { pluckAddress } from '../utils';
|
|
/**
|
|
* This is a custom hook that is wired up to the `wc/store/cart/shipping-rates` route.
|
|
* Given a a set of default fields keys, this will handle shipping form state and load
|
|
* new rates when certain fields change.
|
|
*
|
|
* @param {Array} addressFieldsKeys an array containing default fields keys.
|
|
*
|
|
* @return {Object} This hook will return an object with three properties:
|
|
* - {Boolean} shippingRatesLoading A boolean indicating whether the shipping
|
|
* rates are still loading or not.
|
|
* - {Function} setShippingAddress An function that optimistically
|
|
* update shipping address and dispatches async rate fetching.
|
|
* - {Object} shippingAddress An object containing shipping address.
|
|
*/
|
|
export const useShippingRates = ( addressFieldsKeys ) => {
|
|
const { cartErrors, shippingRates } = useStoreCart();
|
|
const addressFields = Object.fromEntries(
|
|
addressFieldsKeys.map( ( key ) => [ key, '' ] )
|
|
);
|
|
const derivedAddress = shippingRates[ 0 ]?.destination;
|
|
const initialAddress = { ...addressFields, ...derivedAddress };
|
|
const shippingAddressReducer = ( state, address ) => ( {
|
|
...state,
|
|
...address,
|
|
} );
|
|
const [ shippingAddress, setShippingAddress ] = useReducer(
|
|
shippingAddressReducer,
|
|
initialAddress
|
|
);
|
|
const [ debouncedShippingAddress ] = useDebounce( shippingAddress, 400 );
|
|
const shippingRatesLoading = useSelect(
|
|
( select ) => select( storeKey ).areShippingRatesLoading(),
|
|
[]
|
|
);
|
|
const { updateShippingAddress } = useDispatch( storeKey );
|
|
|
|
useEffect( () => {
|
|
if (
|
|
! isShallowEqual(
|
|
pluckAddress( debouncedShippingAddress ),
|
|
pluckAddress( initialAddress )
|
|
) &&
|
|
debouncedShippingAddress.country
|
|
) {
|
|
updateShippingAddress( debouncedShippingAddress );
|
|
}
|
|
}, [ debouncedShippingAddress ] );
|
|
return {
|
|
shippingRates,
|
|
shippingAddress,
|
|
setShippingAddress,
|
|
shippingRatesLoading,
|
|
shippingRatesErrors: cartErrors,
|
|
};
|
|
};
|