pass tracks to controls

src/view/com/util/post-embeds/VideoEmbedInner/VideoEmbedInnerWeb.tsx

@@ -1,7 +1,7 @@
 import React, {useEffect, useId, useRef, useState} from 'react'
 import {View} from 'react-native'
 import {AppBskyEmbedVideo} from '@atproto/api'
-import Hls from 'hls.js'
+import Hls, {MediaPlaylist} from 'hls.js'
 
 import {atoms as a} from '#/alf'
 import {Controls} from './VideoWebControls'
@@ -20,7 +20,7 @@ export function VideoEmbedInnerWeb({
   const containerRef = useRef<HTMLDivElement>(null)
   const ref = useRef<HTMLVideoElement>(null)
   const [focused, setFocused] = useState(false)
-  const [hasSubtitleTrack, setHasSubtitleTrack] = useState(false)
+  const [subtitleTracks, setSubtitleTracks] = useState<MediaPlaylist[]>([])
   const figId = useId()
 
   // send error up to error boundary
@@ -46,7 +46,7 @@ export function VideoEmbedInnerWeb({
 
     hls.on(Hls.Events.SUBTITLE_TRACKS_UPDATED, (_event, data) => {
       if (data.subtitleTracks.length > 0) {
-        setHasSubtitleTrack(true)
+        setSubtitleTracks(data.subtitleTracks)
       }
     })
 
@@ -111,7 +111,7 @@ export function VideoEmbedInnerWeb({
           setFocused={setFocused}
           onScreen={onScreen}
           fullscreenRef={containerRef}
-          hasSubtitleTrack={hasSubtitleTrack}
+          subtitleTracks={subtitleTracks}
         />
       </div>
     </View>

src/view/com/util/post-embeds/VideoEmbedInner/VideoWebControls.tsx

@@ -4,6 +4,7 @@ import {SvgProps} from 'react-native-svg'
 import {msg, Trans} from '@lingui/macro'
 import {useLingui} from '@lingui/react'
 import type Hls from 'hls.js'
+import {MediaPlaylist} from 'hls.js'
 
 import {isFirefox} from '#/lib/browser'
 import {clamp} from '#/lib/numbers'
@@ -42,7 +43,7 @@ export function Controls({
   setFocused,
   onScreen,
   fullscreenRef,
-  hasSubtitleTrack,
+  subtitleTracks,
 }: {
   videoRef: React.RefObject<HTMLVideoElement>
   hlsRef: React.RefObject<Hls | undefined>
@@ -52,7 +53,7 @@ export function Controls({
   setFocused: (focused: boolean) => void
   onScreen: boolean
   fullscreenRef: React.RefObject<HTMLDivElement>
-  hasSubtitleTrack: boolean
+  subtitleTracks: MediaPlaylist[]
 }) {
   const {
     play,
@@ -128,12 +129,12 @@ export function Controls({
 
   useEffect(() => {
     if (!hlsRef.current) return
-    if (hasSubtitleTrack && subtitlesEnabled && canPlay) {
+    if (subtitleTracks.length > 0 && subtitlesEnabled && canPlay) {
       hlsRef.current.subtitleTrack = 0
     } else {
       hlsRef.current.subtitleTrack = -1
     }
-  }, [hasSubtitleTrack, subtitlesEnabled, hlsRef, canPlay])
+  }, [subtitleTracks, subtitlesEnabled, hlsRef, canPlay])
 
   // clicking on any button should focus the player, if it's not already focused
   const drawFocus = useCallback(() => {
@@ -324,7 +325,7 @@ export function Controls({
           <Text style={{color: t.palette.white}}>
             {formatTime(currentTime)} / {formatTime(duration)}
           </Text>
-          {hasSubtitleTrack && (
+          {subtitleTracks.length > 0 && (
             <ControlButton
               active={subtitlesEnabled}
               activeLabel={_(msg`Disable subtitles`)}