Files
smesh/src/components/RepostList/index.tsx

82 lines
3.0 KiB
TypeScript

import { useSecondaryPage } from '@/PageManager'
import { useStuffStatsById } from '@/hooks/useStuffStatsById'
import { toProfile } from '@/lib/link'
import { useScreenSize } from '@/providers/ScreenSizeProvider'
import { useUserTrust } from '@/providers/UserTrustProvider'
import { Repeat } from 'lucide-react'
import { Event } from 'nostr-tools'
import { useEffect, useMemo, useRef, useState } from 'react'
import { useTranslation } from 'react-i18next'
import { FormattedTimestamp } from '../FormattedTimestamp'
import Nip05 from '../Nip05'
import UserAvatar from '../UserAvatar'
import Username from '../Username'
const SHOW_COUNT = 20
export default function RepostList({ event }: { event: Event }) {
const { t } = useTranslation()
const { push } = useSecondaryPage()
const { isSmallScreen } = useScreenSize()
const { hideUntrustedInteractions, isUserTrusted } = useUserTrust()
const noteStats = useStuffStatsById(event.id)
const filteredReposts = useMemo(() => {
return (noteStats?.reposts ?? [])
.filter((repost) => !hideUntrustedInteractions || isUserTrusted(repost.pubkey))
.sort((a, b) => b.created_at - a.created_at)
}, [noteStats, event.id, hideUntrustedInteractions, isUserTrusted])
const [showCount, setShowCount] = useState(SHOW_COUNT)
const bottomRef = useRef<HTMLDivElement | null>(null)
useEffect(() => {
if (!bottomRef.current || filteredReposts.length <= showCount) return
const obs = new IntersectionObserver(
([entry]) => {
if (entry.isIntersecting) setShowCount((c) => c + SHOW_COUNT)
},
{ rootMargin: '10px', threshold: 0.1 }
)
obs.observe(bottomRef.current)
return () => obs.disconnect()
}, [filteredReposts.length, showCount])
return (
<div className="min-h-[80vh]">
{filteredReposts.slice(0, showCount).map((repost) => (
<div
key={repost.id}
className="px-4 py-3 border-b transition-colors clickable flex items-center gap-3"
onClick={() => push(toProfile(repost.pubkey))}
>
<Repeat className="text-green-400 size-5" />
<UserAvatar userId={repost.pubkey} size="medium" className="shrink-0" />
<div className="flex-1 w-0">
<Username
userId={repost.pubkey}
className="text-sm font-semibold text-muted-foreground hover:text-foreground max-w-fit truncate"
skeletonClassName="h-3"
/>
<div className="flex items-center gap-1 text-sm text-muted-foreground">
<Nip05 pubkey={repost.pubkey} append="·" />
<FormattedTimestamp
timestamp={repost.created_at}
className="shrink-0"
short={isSmallScreen}
/>
</div>
</div>
</div>
))}
<div ref={bottomRef} />
<div className="text-sm mt-2 text-center text-muted-foreground">
{filteredReposts.length > 0 ? t('No more reposts') : t('No reposts yet')}
</div>
</div>
)
}