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import {AppBskyActorDefs, AppBskyGraphGetFollowers} from '@atproto/api'
import {
InfiniteData,
QueryClient,
QueryKey,
useInfiniteQuery,
} from '@tanstack/react-query'
import {useAgent} from '#/state/session'
const PAGE_SIZE = 30
type RQPageParam = string | undefined
const RQKEY_ROOT = 'profile-followers'
export const RQKEY = (did: string) => [RQKEY_ROOT, did]
export function useProfileFollowersQuery(did: string | undefined) {
const agent = useAgent()
return useInfiniteQuery<
AppBskyGraphGetFollowers.OutputSchema,
Error,
InfiniteData<AppBskyGraphGetFollowers.OutputSchema>,
QueryKey,
RQPageParam
>({
queryKey: RQKEY(did || ''),
async queryFn({pageParam}: {pageParam: RQPageParam}) {
const res = await agent.app.bsky.graph.getFollowers({
actor: did || '',
limit: PAGE_SIZE,
cursor: pageParam,
})
return res.data
},
initialPageParam: undefined,
getNextPageParam: lastPage => lastPage.cursor,
enabled: !!did,
})
}
export function* findAllProfilesInQueryData(
queryClient: QueryClient,
did: string,
): Generator<AppBskyActorDefs.ProfileView, void> {
const queryDatas = queryClient.getQueriesData<
InfiniteData<AppBskyGraphGetFollowers.OutputSchema>
>({
queryKey: [RQKEY_ROOT],
})
for (const [_queryKey, queryData] of queryDatas) {
if (!queryData?.pages) {
continue
}
for (const page of queryData?.pages) {
for (const follower of page.followers) {
if (follower.did === did) {
yield follower
}
}
}
}
}
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