diff options
Diffstat (limited to 'src/components/Post/Embed/VideoEmbed/VideoEmbedInner/web-controls/VideoControls.tsx')
| -rw-r--r-- | src/components/Post/Embed/VideoEmbed/VideoEmbedInner/web-controls/VideoControls.tsx | 427 |
1 files changed, 427 insertions, 0 deletions
diff --git a/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/web-controls/VideoControls.tsx b/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/web-controls/VideoControls.tsx new file mode 100644 index 000000000..6d14deafc --- /dev/null +++ b/src/components/Post/Embed/VideoEmbed/VideoEmbedInner/web-controls/VideoControls.tsx @@ -0,0 +1,427 @@ +import {useCallback, useEffect, useRef, useState} from 'react' +import {Pressable, View} from 'react-native' +import {msg, Trans} from '@lingui/macro' +import {useLingui} from '@lingui/react' +import type Hls from 'hls.js' + +import {isTouchDevice} from '#/lib/browser' +import {clamp} from '#/lib/numbers' +import {isIPhoneWeb} from '#/platform/detection' +import { + useAutoplayDisabled, + useSetSubtitlesEnabled, + useSubtitlesEnabled, +} from '#/state/preferences' +import {atoms as a, useTheme, web} from '#/alf' +import {useIsWithinMessage} from '#/components/dms/MessageContext' +import {useFullscreen} from '#/components/hooks/useFullscreen' +import {useInteractionState} from '#/components/hooks/useInteractionState' +import { + ArrowsDiagonalIn_Stroke2_Corner0_Rounded as ArrowsInIcon, + ArrowsDiagonalOut_Stroke2_Corner0_Rounded as ArrowsOutIcon, +} from '#/components/icons/ArrowsDiagonal' +import { + CC_Filled_Corner0_Rounded as CCActiveIcon, + CC_Stroke2_Corner0_Rounded as CCInactiveIcon, +} from '#/components/icons/CC' +import {Pause_Filled_Corner0_Rounded as PauseIcon} from '#/components/icons/Pause' +import {Play_Filled_Corner0_Rounded as PlayIcon} from '#/components/icons/Play' +import {Loader} from '#/components/Loader' +import {Text} from '#/components/Typography' +import {TimeIndicator} from '../TimeIndicator' +import {ControlButton} from './ControlButton' +import {Scrubber} from './Scrubber' +import {formatTime, useVideoElement} from './utils' +import {VolumeControl} from './VolumeControl' + +export function Controls({ + videoRef, + hlsRef, + active, + setActive, + focused, + setFocused, + onScreen, + fullscreenRef, + hlsLoading, + hasSubtitleTrack, +}: { + videoRef: React.RefObject<HTMLVideoElement> + hlsRef: React.RefObject<Hls | undefined> + active: boolean + setActive: () => void + focused: boolean + setFocused: (focused: boolean) => void + onScreen: boolean + fullscreenRef: React.RefObject<HTMLDivElement> + hlsLoading: boolean + hasSubtitleTrack: boolean +}) { + const { + play, + pause, + playing, + muted, + changeMuted, + togglePlayPause, + currentTime, + duration, + buffering, + error, + canPlay, + } = useVideoElement(videoRef) + const t = useTheme() + const {_} = useLingui() + const subtitlesEnabled = useSubtitlesEnabled() + const setSubtitlesEnabled = useSetSubtitlesEnabled() + const { + state: hovered, + onIn: onHover, + onOut: onEndHover, + } = useInteractionState() + const [isFullscreen, toggleFullscreen] = useFullscreen(fullscreenRef) + const {state: hasFocus, onIn: onFocus, onOut: onBlur} = useInteractionState() + const [interactingViaKeypress, setInteractingViaKeypress] = useState(false) + const showSpinner = hlsLoading || buffering + const { + state: volumeHovered, + onIn: onVolumeHover, + onOut: onVolumeEndHover, + } = useInteractionState() + + const onKeyDown = useCallback(() => { + setInteractingViaKeypress(true) + }, []) + + useEffect(() => { + if (interactingViaKeypress) { + document.addEventListener('click', () => setInteractingViaKeypress(false)) + return () => { + document.removeEventListener('click', () => + setInteractingViaKeypress(false), + ) + } + } + }, [interactingViaKeypress]) + + useEffect(() => { + if (isFullscreen) { + document.documentElement.style.scrollbarGutter = 'unset' + return () => { + document.documentElement.style.removeProperty('scrollbar-gutter') + } + } + }, [isFullscreen]) + + // pause + unfocus when another video is active + useEffect(() => { + if (!active) { + pause() + setFocused(false) + } + }, [active, pause, setFocused]) + + // autoplay/pause based on visibility + const isWithinMessage = useIsWithinMessage() + const autoplayDisabled = useAutoplayDisabled() || isWithinMessage + useEffect(() => { + if (active) { + if (onScreen) { + if (!autoplayDisabled) play() + } else { + pause() + } + } + }, [onScreen, pause, active, play, autoplayDisabled]) + + // use minimal quality when not focused + useEffect(() => { + if (!hlsRef.current) return + if (focused) { + // allow 30s of buffering + hlsRef.current.config.maxMaxBufferLength = 30 + } else { + // back to what we initially set + hlsRef.current.config.maxMaxBufferLength = 10 + } + }, [hlsRef, focused]) + + useEffect(() => { + if (!hlsRef.current) return + if (hasSubtitleTrack && subtitlesEnabled && canPlay) { + hlsRef.current.subtitleTrack = 0 + } else { + hlsRef.current.subtitleTrack = -1 + } + }, [hasSubtitleTrack, subtitlesEnabled, hlsRef, canPlay]) + + // clicking on any button should focus the player, if it's not already focused + const drawFocus = useCallback(() => { + if (!active) { + setActive() + } + setFocused(true) + }, [active, setActive, setFocused]) + + const onPressEmptySpace = useCallback(() => { + if (!focused) { + drawFocus() + if (autoplayDisabled) play() + } else { + togglePlayPause() + } + }, [togglePlayPause, drawFocus, focused, autoplayDisabled, play]) + + const onPressPlayPause = useCallback(() => { + drawFocus() + togglePlayPause() + }, [drawFocus, togglePlayPause]) + + const onPressSubtitles = useCallback(() => { + drawFocus() + setSubtitlesEnabled(!subtitlesEnabled) + }, [drawFocus, setSubtitlesEnabled, subtitlesEnabled]) + + const onPressFullscreen = useCallback(() => { + drawFocus() + toggleFullscreen() + }, [drawFocus, toggleFullscreen]) + + const onSeek = useCallback( + (time: number) => { + if (!videoRef.current) return + if (videoRef.current.fastSeek) { + videoRef.current.fastSeek(time) + } else { + videoRef.current.currentTime = time + } + }, + [videoRef], + ) + + const playStateBeforeSeekRef = useRef(false) + + const onSeekStart = useCallback(() => { + drawFocus() + playStateBeforeSeekRef.current = playing + pause() + }, [playing, pause, drawFocus]) + + const onSeekEnd = useCallback(() => { + if (playStateBeforeSeekRef.current) { + play() + } + }, [play]) + + const seekLeft = useCallback(() => { + if (!videoRef.current) return + // eslint-disable-next-line @typescript-eslint/no-shadow + const currentTime = videoRef.current.currentTime + // eslint-disable-next-line @typescript-eslint/no-shadow + const duration = videoRef.current.duration || 0 + onSeek(clamp(currentTime - 5, 0, duration)) + }, [onSeek, videoRef]) + + const seekRight = useCallback(() => { + if (!videoRef.current) return + // eslint-disable-next-line @typescript-eslint/no-shadow + const currentTime = videoRef.current.currentTime + // eslint-disable-next-line @typescript-eslint/no-shadow + const duration = videoRef.current.duration || 0 + onSeek(clamp(currentTime + 5, 0, duration)) + }, [onSeek, videoRef]) + + const [showCursor, setShowCursor] = useState(true) + const cursorTimeoutRef = useRef<ReturnType<typeof setTimeout>>() + const onPointerMoveEmptySpace = useCallback(() => { + setShowCursor(true) + if (cursorTimeoutRef.current) { + clearTimeout(cursorTimeoutRef.current) + } + cursorTimeoutRef.current = setTimeout(() => { + setShowCursor(false) + onEndHover() + }, 2000) + }, [onEndHover]) + const onPointerLeaveEmptySpace = useCallback(() => { + setShowCursor(false) + if (cursorTimeoutRef.current) { + clearTimeout(cursorTimeoutRef.current) + } + }, []) + + // these are used to trigger the hover state. on mobile, the hover state + // should stick around for a bit after they tap, and if the controls aren't + // present this initial tab should *only* show the controls and not activate anything + + const onPointerDown = useCallback( + (evt: React.PointerEvent<HTMLDivElement>) => { + if (evt.pointerType !== 'mouse' && !hovered) { + evt.preventDefault() + } + clearTimeout(timeoutRef.current) + }, + [hovered], + ) + + const timeoutRef = useRef<ReturnType<typeof setTimeout>>() + + const onHoverWithTimeout = useCallback(() => { + onHover() + clearTimeout(timeoutRef.current) + }, [onHover]) + + const onEndHoverWithTimeout = useCallback( + (evt: React.PointerEvent<HTMLDivElement>) => { + // if touch, end after 3s + // if mouse, end immediately + if (evt.pointerType !== 'mouse') { + setTimeout(onEndHover, 3000) + } else { + onEndHover() + } + }, + [onEndHover], + ) + + const showControls = + ((focused || autoplayDisabled) && !playing) || + (interactingViaKeypress ? hasFocus : hovered) + + return ( + <div + style={{ + position: 'absolute', + inset: 0, + overflow: 'hidden', + display: 'flex', + flexDirection: 'column', + }} + onClick={evt => { + evt.stopPropagation() + setInteractingViaKeypress(false) + }} + onPointerEnter={onHoverWithTimeout} + onPointerMove={onHoverWithTimeout} + onPointerLeave={onEndHoverWithTimeout} + onPointerDown={onPointerDown} + onFocus={onFocus} + onBlur={onBlur} + onKeyDown={onKeyDown}> + <Pressable + accessibilityRole="button" + onPointerEnter={onPointerMoveEmptySpace} + onPointerMove={onPointerMoveEmptySpace} + onPointerLeave={onPointerLeaveEmptySpace} + accessibilityLabel={_( + !focused + ? msg`Unmute video` + : playing + ? msg`Pause video` + : msg`Play video`, + )} + accessibilityHint="" + style={[ + a.flex_1, + web({cursor: showCursor || !playing ? 'pointer' : 'none'}), + ]} + onPress={onPressEmptySpace} + /> + {!showControls && !focused && duration > 0 && ( + <TimeIndicator time={Math.floor(duration - currentTime)} /> + )} + <View + style={[ + a.flex_shrink_0, + a.w_full, + a.px_xs, + web({ + background: + 'linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.7))', + }), + {opacity: showControls ? 1 : 0}, + {transition: 'opacity 0.2s ease-in-out'}, + ]}> + {(!volumeHovered || isTouchDevice) && ( + <Scrubber + duration={duration} + currentTime={currentTime} + onSeek={onSeek} + onSeekStart={onSeekStart} + onSeekEnd={onSeekEnd} + seekLeft={seekLeft} + seekRight={seekRight} + togglePlayPause={togglePlayPause} + drawFocus={drawFocus} + /> + )} + <View + style={[ + a.flex_1, + a.px_xs, + a.pb_sm, + a.gap_sm, + a.flex_row, + a.align_center, + ]}> + <ControlButton + active={playing} + activeLabel={_(msg`Pause`)} + inactiveLabel={_(msg`Play`)} + activeIcon={PauseIcon} + inactiveIcon={PlayIcon} + onPress={onPressPlayPause} + /> + <View style={a.flex_1} /> + <Text + style={[ + a.px_xs, + {color: t.palette.white, fontVariant: ['tabular-nums']}, + ]}> + {formatTime(currentTime)} / {formatTime(duration)} + </Text> + {hasSubtitleTrack && ( + <ControlButton + active={subtitlesEnabled} + activeLabel={_(msg`Disable subtitles`)} + inactiveLabel={_(msg`Enable subtitles`)} + activeIcon={CCActiveIcon} + inactiveIcon={CCInactiveIcon} + onPress={onPressSubtitles} + /> + )} + <VolumeControl + muted={muted} + changeMuted={changeMuted} + hovered={volumeHovered} + onHover={onVolumeHover} + onEndHover={onVolumeEndHover} + drawFocus={drawFocus} + /> + {!isIPhoneWeb && ( + <ControlButton + active={isFullscreen} + activeLabel={_(msg`Exit fullscreen`)} + inactiveLabel={_(msg`Enter fullscreen`)} + activeIcon={ArrowsInIcon} + inactiveIcon={ArrowsOutIcon} + onPress={onPressFullscreen} + /> + )} + </View> + </View> + {(showSpinner || error) && ( + <View + pointerEvents="none" + style={[a.absolute, a.inset_0, a.justify_center, a.align_center]}> + {showSpinner && <Loader fill={t.palette.white} size="lg" />} + {error && ( + <Text style={{color: t.palette.white}}> + <Trans>An error occurred</Trans> + </Text> + )} + </View> + )} + </div> + ) +} |