import { useSWRConfig } from 'swr';

export function useMatchMutate() {
	const { cache, mutate } = useSWRConfig();
	return ( matcher, ...args ) => {
		if ( ! ( cache instanceof Map ) ) {
			throw new Error( 'matchMutate requires the cache provider to be a Map instance' );
		}

		const keys = [];

		for ( const key of cache.keys() ) {
			if ( matcher.test( key ) ) {
				keys.push( key );
			}
		}

		const mutations = keys.map( ( key ) => mutate( key, ...args ) );
		return Promise.all( mutations );
	};
}