Paul Frazee
99 lines
2.8 KiB
TypeScript
99 lines
2.8 KiB
TypeScript
import React, {useEffect} from 'react'
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import {View} from 'react-native'
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import {observer} from 'mobx-react-lite'
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import useAppState from 'react-native-appstate-hook'
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import {ViewHeader} from '../com/util/ViewHeader'
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import {Feed} from '../com/posts/Feed'
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import {FAB} from '../com/util/FAB'
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import {LoadLatestBtn} from '../com/util/LoadLatestBtn'
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import {useStores} from '../../state'
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import {ScreenParams} from '../routes'
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import {s} from '../lib/styles'
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import {useOnMainScroll} from '../lib/hooks/useOnMainScroll'
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export const Home = observer(function Home({
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navIdx,
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visible,
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scrollElRef,
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}: ScreenParams) {
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const store = useStores()
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const onMainScroll = useOnMainScroll(store)
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const [wasVisible, setWasVisible] = React.useState<boolean>(false)
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const {appState} = useAppState({
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onForeground: () => doPoll(true),
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})
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const doPoll = React.useCallback(
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(knownActive = false) => {
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if ((!knownActive && appState !== 'active') || !visible) {
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return
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}
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if (store.me.mainFeed.isLoading) {
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return
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}
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store.log.debug('Polling home feed')
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store.me.mainFeed.checkForLatest().catch(e => {
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store.log.error('Failed to poll feed', e)
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})
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},
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[appState, visible, store],
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)
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useEffect(() => {
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const feedCleanup = store.me.mainFeed.registerListeners()
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const pollInterval = setInterval(() => doPoll(), 15e3)
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const cleanup = () => {
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clearInterval(pollInterval)
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feedCleanup()
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}
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if (!visible) {
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setWasVisible(false)
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return cleanup
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} else if (wasVisible) {
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return cleanup
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}
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setWasVisible(true)
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store.nav.setTitle(navIdx, 'Home')
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store.log.debug('Updating home feed')
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if (store.me.mainFeed.hasContent) {
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store.me.mainFeed.update()
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} else {
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store.me.mainFeed.setup()
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}
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return cleanup
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}, [visible, store, navIdx, doPoll, wasVisible])
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const onPressCompose = (imagesOpen?: boolean) => {
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store.shell.openComposer({imagesOpen})
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}
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const onPressTryAgain = () => {
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store.me.mainFeed.refresh()
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}
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const onPressLoadLatest = () => {
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store.me.mainFeed.refresh()
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scrollElRef?.current?.scrollToOffset({offset: 0})
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}
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return (
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<View style={s.h100pct}>
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<ViewHeader title="Bluesky" subtitle="Private Beta" canGoBack={false} />
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<Feed
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testID="homeFeed"
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key="default"
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feed={store.me.mainFeed}
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scrollElRef={scrollElRef}
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style={s.h100pct}
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onPressCompose={onPressCompose}
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onPressTryAgain={onPressTryAgain}
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onScroll={onMainScroll}
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/>
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{store.me.mainFeed.hasNewLatest && !store.me.mainFeed.isRefreshing && (
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<LoadLatestBtn onPress={onPressLoadLatest} />
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)}
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<FAB icon="pen-nib" onPress={() => onPressCompose(false)} />
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</View>
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)
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})
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