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import React from 'react'
import {AppBskyActorDefs, moderateProfile, ModerationOpts} from '@atproto/api'
import {keepPreviousData, useQuery, useQueryClient} from '@tanstack/react-query'
import {isJustAMute, moduiContainsHideableOffense} from '#/lib/moderation'
import {logger} from '#/logger'
import {STALE} from '#/state/queries'
import {useAgent} from '#/state/session'
import {useModerationOpts} from '../preferences/moderation-opts'
import {DEFAULT_LOGGED_OUT_PREFERENCES} from './preferences'
const DEFAULT_MOD_OPTS = {
userDid: undefined,
prefs: DEFAULT_LOGGED_OUT_PREFERENCES.moderationPrefs,
}
const RQKEY_ROOT = 'actor-autocomplete'
export const RQKEY = (prefix: string) => [RQKEY_ROOT, prefix]
export function useActorAutocompleteQuery(
prefix: string,
maintainData?: boolean,
limit?: number,
) {
const moderationOpts = useModerationOpts()
const agent = useAgent()
prefix = prefix.toLowerCase().trim()
if (prefix.endsWith('.')) {
// Going from "foo" to "foo." should not clear matches.
prefix = prefix.slice(0, -1)
}
return useQuery<AppBskyActorDefs.ProfileViewBasic[]>({
staleTime: STALE.MINUTES.ONE,
queryKey: RQKEY(prefix || ''),
async queryFn() {
const res = prefix
? await agent.searchActorsTypeahead({
q: prefix,
limit: limit || 8,
})
: undefined
return res?.data.actors || []
},
select: React.useCallback(
(data: AppBskyActorDefs.ProfileViewBasic[]) => {
return computeSuggestions({
q: prefix,
searched: data,
moderationOpts: moderationOpts || DEFAULT_MOD_OPTS,
})
},
[prefix, moderationOpts],
),
placeholderData: maintainData ? keepPreviousData : undefined,
})
}
export type ActorAutocompleteFn = ReturnType<typeof useActorAutocompleteFn>
export function useActorAutocompleteFn() {
const queryClient = useQueryClient()
const moderationOpts = useModerationOpts()
const agent = useAgent()
return React.useCallback(
async ({query, limit = 8}: {query: string; limit?: number}) => {
query = query.toLowerCase()
let res
if (query) {
try {
res = await queryClient.fetchQuery({
staleTime: STALE.MINUTES.ONE,
queryKey: RQKEY(query || ''),
queryFn: () =>
agent.searchActorsTypeahead({
q: query,
limit,
}),
})
} catch (e) {
logger.error('useActorSearch: searchActorsTypeahead failed', {
message: e,
})
}
}
return computeSuggestions({
q: query,
searched: res?.data.actors,
moderationOpts: moderationOpts || DEFAULT_MOD_OPTS,
})
},
[queryClient, moderationOpts, agent],
)
}
function computeSuggestions({
q,
searched = [],
moderationOpts,
}: {
q?: string
searched?: AppBskyActorDefs.ProfileViewBasic[]
moderationOpts: ModerationOpts
}) {
let items: AppBskyActorDefs.ProfileViewBasic[] = []
for (const item of searched) {
if (!items.find(item2 => item2.handle === item.handle)) {
items.push(item)
}
}
return items.filter(profile => {
const modui = moderateProfile(profile, moderationOpts).ui('profileList')
const isExactMatch = q && profile.handle.toLowerCase() === q
return (
(isExactMatch && !moduiContainsHideableOffense(modui)) ||
!modui.filter ||
isJustAMute(modui)
)
})
}
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