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import { useQuery, UseQueryResult } from '@tanstack/react-query';
import { decodeEntities } from 'calypso/lib/formatting';
import wpcom from 'calypso/lib/wp';
export interface RelatedSite {
global_ID: string;
site_ID: number;
name: string;
URL: string;
last_updated: number;
unseen_count: number;
site_icon: string | null;
post_author: number;
feed_ID: number;
description: string;
}
interface Site {
global_ID: string;
site_ID: number;
site_name: string;
site_URL: string;
site_icon: {
img: string;
ico: string;
} | null;
description: string;
author: number;
feed_ID: number;
}
const selectRelatedSites = ( response: { sites?: Site[] } ): RelatedSite[] | null => {
if ( ! response?.sites ) {
return null;
}
const relatedSites: RelatedSite[] = response.sites.map( ( site: Site ) => {
return {
global_ID: site.global_ID,
site_ID: site.site_ID,
name: decodeEntities( site.site_name ),
URL: site.site_URL,
last_updated: 0,
unseen_count: 0,
site_icon: site.site_icon?.img || site.site_icon?.ico || null,
post_author: site.author,
feed_ID: site.feed_ID,
description: decodeEntities( site.description ),
};
} );
// Filter out any undefined values that may have been created by the map function.
const validRelatedSites = relatedSites.filter( Boolean );
return validRelatedSites.length > 0 ? validRelatedSites : null;
};
export const useRelatedSites = (
siteId: number,
postId?: number
): UseQueryResult< RelatedSite[] | null > => {
const SITE_RECOMMENDATIONS_COUNT = 5;
return useQuery( {
queryKey: [ 'related-sites', SITE_RECOMMENDATIONS_COUNT, siteId, postId ],
queryFn: () =>
wpcom.req.get(
{
path: `/read/site/${ siteId }/sites/related`,
apiNamespace: 'rest/v1.2',
},
{
size_global: SITE_RECOMMENDATIONS_COUNT,
post_id: postId,
http_envelope: 1,
}
),
enabled: !! siteId,
staleTime: 3600000, // 1 hour
select: selectRelatedSites,
retry: false,
refetchOnMount: false,
retryOnMount: false,
refetchOnWindowFocus: false,
} );
};
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