79 lines
2.8 KiB
TypeScript
79 lines
2.8 KiB
TypeScript
import { useEffect, useState } from 'react'
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import type { BackendArt } from '../../functions/BackendTypes'
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import { BackendDebounce, BackendFetch } from '../../functions/Backend'
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import { routeBackURI, setTitle } from '../../functions/Route'
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import { useScrollRoot } from '../../functions/Context'
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import HeaderMessage from '../layout/HeaderMessage'
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import HeaderLoading from '../layout/HeaderLoading'
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import LayoutBrowser from '../layout/LayoutBrowser'
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import FooterLoading from '../layout/FooterLoading'
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import FooterError from '../layout/FooterError'
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import FooterText from '../layout/FooterText'
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import InputBack from '../inputs/Back'
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export default function ViewSearch() {
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const scrollRoot = useScrollRoot()
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const [error, setError] = useState<string>()
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const [isFetching, setFetching] = useState(false)
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const [isLoading, setLoading] = useState(false)
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const [isBottom, setBottom] = useState(false)
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const [items, setItems] = useState<BackendArt[]>([])
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const params = new URLSearchParams(window.location.search)
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const query = params.getAll('tag')
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const limit = 30
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async function loadMore() {
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if (query.length === 0) {
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setError('Enter tags to begin search.')
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return
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}
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if (isFetching || isBottom) return
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setFetching(true)
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setLoading(true)
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try {
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const resp = await BackendFetch<BackendArt[]>(
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`/art/search?limit=${limit}&after=${items.at(-1)?.id}` + query.map((q) => `&tag=${q}`).join(''),
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)
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if (!resp.success) {
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const d = BackendDebounce(resp, 1)
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if (!d.ratelimit) {
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setError(resp.error)
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setLoading(false)
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}
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await d.sleep
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return
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}
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if (resp.json.length < limit) setBottom(true)
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setItems((prev) => [...prev, ...resp.json])
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setError(undefined)
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setLoading(false)
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} finally {
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setFetching(false)
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}
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}
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useEffect(() => {
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if (!scrollRoot) return
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if (scrollRoot.scrollHeight <= scrollRoot.clientHeight) {
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loadMore()
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}
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}, [items, scrollRoot])
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setTitle(`Search (${query.join(', ')})`)
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return (
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<>
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<HeaderMessage label={`View: Search <Sort: Latest> <TAGS: ${query.length ? query.join(', ') : 'NONE'}>`} />
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{routeBackURI()?.startsWith('/art/') && <InputBack />}
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<LayoutBrowser position={0} items={items} onEndReached={loadMore} />
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{error && <FooterError reason={error} />}
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{isBottom && <FooterText label="- No More Results -" />}
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{isLoading && (items.length ? <FooterLoading reason={undefined} /> : <HeaderLoading reason={undefined} />)}
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</>
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)
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}
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