Audio Player: Add track navigation and volume controls (#1526)

src/components/left/main/Chat.scss

@@ -58,7 +58,7 @@
         --color-pinned: var(--color-white);
       }
 
-      .icon-muted-chat {
+      .icon-muted {
         color: var(--color-white) !important;
       }
 
@@ -89,7 +89,7 @@
       max-width: 80%;
     }
 
-    .icon-muted-chat {
+    .icon-muted {
       font-size: 1.25rem;
       margin-left: 0.25rem;
       margin-top: -.0625rem;
@@ -194,7 +194,7 @@
         padding-right: 0;
       }
 
-      .icon-muted-chat {
+      .icon-muted {
         margin-left: 0;
         margin-right: 0.25rem;
       }

src/components/left/main/Chat.tsx

@@ -290,7 +290,7 @@ const Chat: FC<OwnProps & StateProps & DispatchProps> = ({
         <div className="title">
           <h3>{renderText(getChatTitle(lang, chat, privateChatUser))}</h3>
           {chat.isVerified && <VerifiedIcon />}
-          {isMuted && <i className="icon-muted-chat" />}
+          {isMuted && <i className="icon-muted" />}
           {chat.lastMessage && (
             <LastMessageMeta
               message={chat.lastMessage}

src/components/left/settings/SettingsGeneral.tsx

@@ -156,8 +156,8 @@ const SettingsGeneral: FC<OwnProps & StateProps & DispatchProps> = ({
 
         <RangeSlider
           label={lang('TextSize')}
-          // TODO Remove memo-killer
+          min={12}
-          range={{ min: 12, max: 20 }}
+          max={20}
           value={messageTextSize}
           onChange={handleMessageTextSizeChange}
         />

src/components/left/settings/SettingsNotifications.tsx

@@ -124,10 +124,8 @@ const SettingsNotifications: FC<OwnProps & StateProps & DispatchProps> = ({
           <RangeSlider
             label="Sound"
             disabled={!hasWebNotifications}
-            range={{
+            min={0}
-              min: 0,
+            max={10}
-              max: 10,
-            }}
             value={notificationSoundVolume}
             onChange={(volume) => {
               updateWebNotificationSettings({ notificationSoundVolume: volume });

src/components/middle/AudioPlayer.scss

@@ -13,7 +13,7 @@
     margin: .125rem;
   }
 
-  > .toggle-play {
+  > .player-button {
     --color-text-secondary: var(--color-primary);
     --color-text-secondary-rgb: var(--color-primary-shade-rgb);
     --color-primary-shade: var(--color-green);
@@ -24,7 +24,7 @@
     margin-left: 1.5rem;
   }
 
-  .toggle-play {
+  .player-button {
     &.smaller {
       width: 3rem;
       height: 3rem;
@@ -60,6 +60,55 @@
     }
   }
 
+  .volume-button {
+    position: relative;
+    overflow: visible;
+
+    .volume-slider-spacer {
+      position: absolute;
+      transform: translateY(100%);
+      bottom: 0;
+      height: 1rem;
+      width: 8rem;
+      cursor: default;
+      visibility: hidden;
+    }
+
+    &:hover .volume-slider-spacer, .volume-slider-spacer:hover {
+      visibility: visible;
+    } 
+
+    .volume-slider {
+      opacity: 0;
+      visibility: hidden;
+
+      position: absolute;
+      background: var(--color-background);
+      bottom: -1rem;
+      transform: translateY(100%);
+      transition: opacity 0.2s ease-in-out, visibility 0.2s ease-in-out;
+      width: 8rem;
+      padding: 0.75rem;
+      border-radius: 0.5rem;
+      cursor: default;
+      box-shadow: 0 1px 2px var(--color-default-shadow);
+
+      .RangeSlider {
+        margin-bottom: 0;
+        input[type=range] {
+          margin-bottom: 0;
+        }
+      }
+    }
+
+    &:hover .volume-slider, 
+    .volume-slider:hover, 
+    .volume-slider-spacer:hover + .volume-slider {
+      opacity: 1;
+      visibility: visible;
+    }
+  }
+
   &-content {
     display: flex;
     justify-content: center;
@@ -69,7 +118,6 @@
     position: relative;
     overflow: hidden;
     cursor: pointer;
-    max-width: 15rem;
     border-radius: var(--border-radius-messages-small);
 
     &:hover {

src/components/middle/AudioPlayer.tsx

@@ -1,4 +1,4 @@
-import React, { FC, useCallback } from '../../lib/teact/teact';
+import React, { FC, useCallback, useMemo } from '../../lib/teact/teact';
 import { withGlobal } from '../../lib/teact/teactn';
 
 import { AudioOrigin } from '../../types';
@@ -7,7 +7,7 @@ import {
   ApiAudio, ApiChat, ApiMessage, ApiUser,
 } from '../../api/types';
 
-import { IS_SINGLE_COLUMN_LAYOUT } from '../../util/environment';
+import { IS_IOS, IS_SINGLE_COLUMN_LAYOUT } from '../../util/environment';
 import * as mediaLoader from '../../util/mediaLoader';
 import {
   getMediaDuration, getMessageContent, getMessageMediaHash, getSenderTitle,
@@ -24,6 +24,7 @@ import { clearMediaSession } from '../../util/mediaSession';
 
 import RippleEffect from '../ui/RippleEffect';
 import Button from '../ui/Button';
+import RangeSlider from '../ui/RangeSlider';
 
 import './AudioPlayer.scss';
 
@@ -37,12 +38,22 @@ type OwnProps = {
 type StateProps = {
   sender?: ApiChat | ApiUser;
   chat?: ApiChat;
+  volume: number;
 };
 
-type DispatchProps = Pick<GlobalActions, 'focusMessage' | 'closeAudioPlayer'>;
+type DispatchProps = Pick<GlobalActions, 'focusMessage' | 'closeAudioPlayer' | 'setAudioPlayerVolume'>;
 
 const AudioPlayer: FC<OwnProps & StateProps & DispatchProps> = ({
-  message, origin = AudioOrigin.Inline, className, noUi, sender, focusMessage, closeAudioPlayer, chat,
+  message,
+  origin = AudioOrigin.Inline,
+  className,
+  noUi,
+  sender,
+  chat,
+  volume,
+  setAudioPlayerVolume,
+  focusMessage,
+  closeAudioPlayer,
 }) => {
   const lang = useLang();
   const { audio, voice } = getMessageContent(message);
@@ -50,7 +61,10 @@ const AudioPlayer: FC<OwnProps & StateProps & DispatchProps> = ({
   const senderName = sender ? getSenderTitle(lang, sender) : undefined;
   const mediaData = mediaLoader.getFromMemory(getMessageMediaHash(message, 'inline')!) as (string | undefined);
   const mediaMetadata = useMessageMediaMetadata(message, sender, chat);
-  const { playPause, stop, isPlaying } = useAudioPlayer(
+
+  const {
+    playPause, stop, isPlaying, requestNextTrack, requestPreviousTrack, isFirst, isLast, setVolume,
+  } = useAudioPlayer(
     makeTrackId(message),
     getMediaDuration(message)!,
     isVoice ? 'voice' : 'audio',
@@ -78,6 +92,18 @@ const AudioPlayer: FC<OwnProps & StateProps & DispatchProps> = ({
     stop();
   }, [closeAudioPlayer, isPlaying, playPause, stop]);
 
+  const handleVolumeChange = useCallback((value: number) => {
+    setAudioPlayerVolume({ volume: value / 100 });
+    setVolume(value / 100);
+  }, [setAudioPlayerVolume, setVolume]);
+
+  const volumeIcon = useMemo(() => {
+    if (volume === 0) return 'icon-muted';
+    if (volume < 0.3) return 'icon-volume-1';
+    if (volume < 0.6) return 'icon-volume-2';
+    return 'icon-volume-3';
+  }, [volume]);
+
   if (noUi) {
     return undefined;
   }
@@ -89,19 +115,59 @@ const AudioPlayer: FC<OwnProps & StateProps & DispatchProps> = ({
         ripple={!IS_SINGLE_COLUMN_LAYOUT}
         color="translucent"
         size="smaller"
-        className={buildClassName('toggle-play', isPlaying ? 'pause' : 'play')}
+        className="player-button"
+        disabled={isFirst}
+        onClick={requestPreviousTrack}
+        ariaLabel="Previous track"
+      >
+        <i className="icon-skip-previous" />
+      </Button>
+      <Button
+        round
+        ripple={!IS_SINGLE_COLUMN_LAYOUT}
+        color="translucent"
+        size="smaller"
+        className={buildClassName('toggle-play', 'player-button', isPlaying ? 'pause' : 'play')}
         onClick={playPause}
         ariaLabel={isPlaying ? 'Pause audio' : 'Play audio'}
       >
         <i className="icon-play" />
         <i className="icon-pause" />
       </Button>
+      <Button
+        round
+        ripple={!IS_SINGLE_COLUMN_LAYOUT}
+        color="translucent"
+        size="smaller"
+        className="player-button"
+        disabled={isLast}
+        onClick={requestNextTrack}
+        ariaLabel="Next track"
+      >
+        <i className="icon-skip-next" />
+      </Button>
 
       <div className="AudioPlayer-content" onClick={handleClick}>
         {audio ? renderAudio(audio) : renderVoice(lang('AttachAudio'), senderName)}
         <RippleEffect />
       </div>
 
+      {!IS_IOS && (
+        <Button
+          round
+          className="player-button volume-button"
+          color="translucent"
+          size="smaller"
+          ariaLabel="Volume"
+          withClickPropagation
+        >
+          <i className={volumeIcon} />
+          <div className="volume-slider-spacer" />
+          <div className="volume-slider">
+            <RangeSlider value={volume * 100} onChange={handleVolumeChange} />
+          </div>
+        </Button>
+      )}
       <Button
         round
         className="player-close"
@@ -142,11 +208,13 @@ export default withGlobal<OwnProps>(
   (global, { message }): StateProps => {
     const sender = selectSender(global, message);
     const chat = selectChat(global, message.chatId);
+    const { volume } = global.audioPlayer;
 
     return {
       sender,
       chat,
+      volume,
     };
   },
-  (setGlobal, actions): DispatchProps => pick(actions, ['focusMessage', 'closeAudioPlayer']),
+  (setGlobal, actions): DispatchProps => pick(actions, ['focusMessage', 'closeAudioPlayer', 'setAudioPlayerVolume']),
 )(AudioPlayer);

src/components/middle/MiddleHeader.scss

@@ -8,7 +8,6 @@
     left: 0;
     right: 0;
     height: 2.875rem;
-    overflow: hidden;
     box-shadow: 0 2px 2px var(--color-light-shadow);
 
     display: flex;

src/components/middle/message/RoundVideo.tsx

@@ -248,7 +248,7 @@ const RoundVideo: FC<OwnProps> = ({
       )}
       <div className="message-media-duration">
         {isActivated ? formatMediaDuration(playerRef.current!.currentTime) : formatMediaDuration(video.duration)}
-        {(!isActivated || playerRef.current!.paused) && <i className="icon-muted-chat" />}
+        {(!isActivated || playerRef.current!.paused) && <i className="icon-muted" />}
       </div>
     </div>
   );

src/components/middle/message/_message-content.scss

@@ -516,7 +516,7 @@
     user-select: none;
   }
 
-  .message-media-duration .icon-muted-chat {
+  .message-media-duration .icon-muted {
     vertical-align: -.1875rem;
     margin-left: .375rem;
     font-size: 1.0625rem;

src/components/ui/Button.tsx

@@ -32,6 +32,7 @@ export type OwnProps = {
   faded?: boolean;
   tabIndex?: number;
   isRtl?: boolean;
+  withClickPropagation?: boolean;
   onClick?: (e: ReactMouseEvent<HTMLButtonElement, MouseEvent>) => void;
   onContextMenu?: (e: ReactMouseEvent<HTMLButtonElement, MouseEvent>) => void;
   onMouseDown?: (e: ReactMouseEvent<HTMLButtonElement>) => void;
@@ -70,6 +71,7 @@ const Button: FC<OwnProps> = ({
   faded,
   tabIndex,
   isRtl,
+  withClickPropagation,
 }) => {
   // eslint-disable-next-line no-null/no-null
   let elementRef = useRef<HTMLButtonElement | HTMLAnchorElement>(null);
@@ -108,11 +110,11 @@ const Button: FC<OwnProps> = ({
   }, [disabled, onClick]);
 
   const handleMouseDown = useCallback((e: ReactMouseEvent<HTMLButtonElement>) => {
-    e.preventDefault();
+    if (!withClickPropagation) e.preventDefault();
     if (!disabled && onMouseDown) {
       onMouseDown(e);
     }
-  }, [onMouseDown, disabled]);
+  }, [onMouseDown, disabled, withClickPropagation]);
 
   if (href) {
     return (

src/components/ui/RangeSlider.scss

@@ -100,6 +100,14 @@
     &::-moz-slider-thumb {
       -moz-appearance: none;
     }
+
+    &::-webkit-slider-runnable-track {
+      cursor: pointer;
+    }
+
+    &::-moz-range-track, &::-moz-range-progress {
+      cursor: pointer;
+    }
   }
 
   // Apply custom styles

src/components/ui/RangeSlider.tsx

@@ -10,7 +10,9 @@ import './RangeSlider.scss';
 
 type OwnProps = {
   options?: string[];
-  range?: { min: number; max: number; step?: number };
+  min?: number;
+  max?: number;
+  step?: number;
   label?: string;
   value: number;
   disabled?: boolean;
@@ -19,7 +21,9 @@ type OwnProps = {
 
 const RangeSlider: FC<OwnProps> = ({
   options,
-  range,
+  min = 0,
+  max = options ? options.length - 1 : 100,
+  step = 1,
   label,
   value,
   disabled,
@@ -38,29 +42,19 @@ const RangeSlider: FC<OwnProps> = ({
   const trackWidth = useMemo(() => {
     if (options) {
       return (value / (options.length - 1)) * 100;
-    } else if (range) {
+    } else {
-      const possibleValuesLength = (range.max - range.min) / (range.step || 1);
+      const possibleValuesLength = (max - min) / step;
-      return ((value - range.min) / possibleValuesLength) * 100;
+      return ((value - min) / possibleValuesLength) * 100;
     }
     return 0;
-  }, [value, options, range]);
+  }, [options, value, max, min, step]);
-
-  const [min, max, step] = useMemo(() => {
-    if (options) {
-      return [0, options.length - 1, 1];
-    } else if (range) {
-      return [range.min, range.max, range.step || 1];
-    }
-
-    return [0, 0, 0];
-  }, [range, options]);
 
   return (
     <div className={className}>
       {label && (
         <div className="slider-top-row" dir={lang.isRtl ? 'rtl' : undefined}>
           <span className="label" dir="auto">{label}</span>
-          {range && (
+          {!options && (
             <span className="value" dir="auto">{value}</span>
           )}
         </div>

src/config.ts

@@ -60,6 +60,8 @@ export const PROFILE_SENSITIVE_AREA = 500;
 export const TOP_CHAT_MESSAGES_PRELOAD_LIMIT = 20;
 export const ALL_CHATS_PRELOAD_DISABLED = false;
 
+export const DEFAULT_VOLUME = 1;
+
 export const ANIMATION_LEVEL_MIN = 0;
 export const ANIMATION_LEVEL_MED = 1;
 export const ANIMATION_LEVEL_MAX = 2;

src/global/cache.ts

@@ -13,6 +13,7 @@ import {
   GLOBAL_STATE_CACHE_CHAT_LIST_LIMIT,
   MIN_SCREEN_WIDTH_FOR_STATIC_RIGHT_COLUMN,
   GLOBAL_STATE_CACHE_USER_LIST_LIMIT,
+  DEFAULT_VOLUME,
 } from '../config';
 import { IS_SINGLE_COLUMN_LAYOUT } from '../util/environment';
 import { ANIMATION_END_EVENT, ANIMATION_START_EVENT } from '../hooks/useHeavyAnimationCheck';
@@ -132,6 +133,10 @@ function readCache(initialState: GlobalState): GlobalState {
     if (!cached.serviceNotifications) {
       cached.serviceNotifications = [];
     }
+
+    if (cached.audioPlayer.volume === undefined) {
+      cached.audioPlayer.volume = DEFAULT_VOLUME;
+    }
   }
 
   const newState = {
@@ -178,6 +183,9 @@ function updateCache() {
       'leftColumnWidth',
       'serviceNotifications',
     ]),
+    audioPlayer: {
+      volume: global.audioPlayer.volume,
+    },
     isChatInfoShown: reduceShowChatInfo(global),
     users: reduceUsers(global),
     chats: reduceChats(global),

src/global/initial.ts

@@ -3,6 +3,7 @@ import { NewChatMembersProgress } from '../types';
 
 import {
   ANIMATION_LEVEL_DEFAULT, DARK_THEME_PATTERN_COLOR, DEFAULT_MESSAGE_TEXT_SIZE_PX, DEFAULT_PATTERN_COLOR,
+  DEFAULT_VOLUME,
   IOS_DEFAULT_MESSAGE_TEXT_SIZE_PX, MACOS_DEFAULT_MESSAGE_TEXT_SIZE_PX,
 } from '../config';
 import { IS_IOS, IS_MAC_OS } from '../util/environment';
@@ -110,7 +111,9 @@ export const INITIAL_STATE: GlobalState = {
 
   mediaViewer: {},
 
-  audioPlayer: {},
+  audioPlayer: {
+    volume: DEFAULT_VOLUME,
+  },
 
   forwardMessages: {},
 

src/global/types.ts

@@ -328,6 +328,7 @@ export type GlobalState = {
     messageId?: number;
     threadId?: number;
     origin?: AudioOrigin;
+    volume: number;
   };
 
   topPeers: {
@@ -523,9 +524,10 @@ export type ActionTypes = (
   'clickInlineButton' | 'sendBotCommand' | 'loadTopInlineBots' | 'queryInlineBot' | 'sendInlineBotResult' |
   'resetInlineBot' | 'restartBot' | 'startBot' |
   // misc
-  'openMediaViewer' | 'closeMediaViewer' | 'openAudioPlayer' | 'closeAudioPlayer' | 'openPollModal' | 'closePollModal' |
+  'openMediaViewer' | 'closeMediaViewer' | 'openAudioPlayer' | 'setAudioPlayerVolume' | 'closeAudioPlayer' |
-  'loadWebPagePreview' | 'clearWebPagePreview' | 'loadWallpapers' | 'uploadWallpaper' | 'setDeviceToken' |
+  'openPollModal' | 'closePollModal' | 'loadWebPagePreview' | 'clearWebPagePreview' |
-  'deleteDeviceToken' | 'checkVersionNotification' | 'createServiceNotification' |
+  'loadWallpapers' | 'uploadWallpaper' | 'setDeviceToken' | 'deleteDeviceToken' |
+  'checkVersionNotification' | 'createServiceNotification' |
   // payment
   'openPaymentModal' | 'closePaymentModal' | 'addPaymentError' |
   'validateRequestedInfo' | 'setPaymentStep' | 'sendPaymentForm' | 'getPaymentForm' | 'getReceipt' |

src/hooks/useAudioPlayer.ts

@@ -1,7 +1,7 @@
 import {
   useCallback, useEffect, useRef, useState,
 } from '../lib/teact/teact';
-import { getDispatch } from '../lib/teact/teactn';
+import { getDispatch, getGlobal } from '../lib/teact/teactn';
 
 import { AudioOrigin } from '../types';
 
@@ -48,12 +48,21 @@ export default (
   useOnChange(() => {
     controllerRef.current = register(trackId, trackType, origin, (eventName, e) => {
       switch (eventName) {
-        case 'onPlay':
+        case 'onPlay': {
+          const { setVolume, proxy } = controllerRef.current!;
           setIsPlaying(true);
 
           registerMediaSession(metadata, makeMediaHandlers(controllerRef));
           setPlaybackState('playing');
+          setVolume(getGlobal().audioPlayer.volume);
+
+          setPositionState({
+            duration: proxy.duration || 0,
+            playbackRate: proxy.playbackRate,
+            position: proxy.currentTime,
+          });
           break;
+        }
         case 'onPause':
           setIsPlaying(false);
           setPlaybackState('paused');
@@ -62,11 +71,6 @@ export default (
           const { proxy } = controllerRef.current!;
           const duration = proxy.duration && Number.isFinite(proxy.duration) ? proxy.duration : originalDuration;
           if (!noProgressUpdates) setPlayProgress(proxy.currentTime / duration);
-          setPositionState({
-            duration: proxy.duration,
-            playbackRate: proxy.playbackRate,
-            position: proxy.currentTime,
-          });
           break;
         }
         case 'onEnded': {
@@ -95,7 +99,18 @@ export default (
   }, [metadata, isPlaying]);
 
   const {
-    play, pause, setCurrentTime, proxy, destroy, setVolume, setCurrentOrigin, stop,
+    play,
+    pause,
+    setCurrentTime,
+    proxy,
+    destroy,
+    setVolume,
+    setCurrentOrigin,
+    stop,
+    isFirst,
+    isLast,
+    requestNextTrack,
+    requestPreviousTrack,
   } = controllerRef.current!;
   const duration = proxy.duration && Number.isFinite(proxy.duration) ? proxy.duration : originalDuration;
 
@@ -160,6 +175,10 @@ export default (
     setVolume,
     audioProxy: proxy,
     duration,
+    requestNextTrack,
+    requestPreviousTrack,
+    isFirst: isFirst(),
+    isLast: isLast(),
   };
 };
 

src/hooks/useMessageMediaMetadata.ts

@@ -32,7 +32,9 @@ export default (message: ApiMessage, sender?: ApiUser | ApiChat, chat?: ApiChat)
   const hash = (audio && audioCoverHash) || (voice && avatarHash);
   const media = useMedia(hash);
 
-  const size = getCoverSize(audio, voice, media);
+  const size = useMemo(() => {
+    return getCoverSize(audio, voice, media);
+  }, [audio, media, voice]);
   const { result: url } = useAsync(() => makeGoodArtwork(media, size), [media, size], telegramLogoPath);
   return useMemo(() => {
     return buildMediaMetadata({

src/modules/actions/ui/messages.ts

@@ -170,7 +170,7 @@ addReducer('closeMediaViewer', (global) => {
 
 addReducer('openAudioPlayer', (global, actions, payload) => {
   const {
-    chatId, threadId, messageId, origin,
+    chatId, threadId, messageId, origin, volume,
   } = payload!;
 
   return {
@@ -180,6 +180,21 @@ addReducer('openAudioPlayer', (global, actions, payload) => {
       threadId,
       messageId,
       origin,
+      volume: volume || global.audioPlayer.volume,
+    },
+  };
+});
+
+addReducer('setAudioPlayerVolume', (global, actions, payload) => {
+  const {
+    volume,
+  } = payload!;
+
+  return {
+    ...global,
+    audioPlayer: {
+      ...global.audioPlayer,
+      volume,
     },
   };
 });
@@ -187,7 +202,9 @@ addReducer('openAudioPlayer', (global, actions, payload) => {
 addReducer('closeAudioPlayer', (global) => {
   return {
     ...global,
-    audioPlayer: {},
+    audioPlayer: {
+      volume: global.audioPlayer.volume, // Preserve only volume for the next play
+    },
   };
 });
 

src/styles/icons.scss

@@ -32,6 +32,24 @@
   }
 }
 
+.icon-loop:before {
+  content: "\e981";
+}
+.icon-skip-next:before {
+  content: "\e982";
+}
+.icon-skip-previous:before {
+  content: "\e983";
+}
+.icon-volume-1:before {
+  content: "\e984";
+}
+.icon-volume-2:before {
+  content: "\e985";
+}
+.icon-volume-3:before {
+  content: "\e986";
+}
 .icon-bot-commands-filled:before {
   content: "\e97f";
 }
@@ -404,7 +422,7 @@
 .icon-eye:before {
   content: "\e924";
 }
-.icon-muted-chat:before {
+.icon-muted:before {
   content: "\e95d";
 }
 .icon-avatar-archived-chats:before {

src/util/mediaSession.ts

@@ -48,7 +48,7 @@ export function updateMetadata(metadata?: MediaMetadata) {
   const { mediaSession } = window.navigator;
   if (mediaSession) {
     // eslint-disable-next-line no-null/no-null
-    mediaSession.metadata = metadata !== undefined ? metadata : null;
+    mediaSession.metadata = metadata ?? null;
   }
 }
 
@@ -73,7 +73,7 @@ export function clearMediaSession() {
     mediaSession.metadata = null;
     setMediaSessionHandlers(DEFAULT_HANDLERS);
     if (mediaSession.playbackState) mediaSession.playbackState = 'none';
-    if (mediaSession.setPositionState) mediaSession.setPositionState(undefined);
+    mediaSession.setPositionState?.();
   }
 }
 
@@ -85,29 +85,23 @@ export function setPlaybackState(state: 'none' | 'paused' | 'playing' = 'none')
 }
 
 export function setPositionState(state?: MediaPositionState) {
-  if (!state || !state.position || !state.duration) return;
+  if (!state || state.position === undefined || state.duration === undefined) return;
+  state.position = Math.min(state.position, state.duration);
+
   const { mediaSession } = window.navigator;
-  if (mediaSession && mediaSession.setPositionState) {
+  mediaSession?.setPositionState?.(state);
-    mediaSession.setPositionState(state);
-  }
 }
 
 export function setMicrophoneActive(active: boolean) {
   const { mediaSession } = window.navigator;
   // @ts-ignore typings not updated yet
-  if (mediaSession && mediaSession.setMicrophoneActive) {
+  mediaSession?.setMicrophoneActive?.(active);
-    // @ts-ignore
-    mediaSession.setMicrophoneActive(active);
-  }
 }
 
 export function setCameraActive(active: boolean) {
   const { mediaSession } = window.navigator;
   // @ts-ignore typings not updated yet
-  if (mediaSession && mediaSession.setCameraActive) {
+  mediaSession?.setCameraActive?.(active);
-    // @ts-ignore
-    mediaSession.setCameraActive(active);
-  }
 }
 
 export function buildMediaMetadata({

src/util/safePlay.ts

@@ -4,7 +4,7 @@ export default (mediaEl: HTMLMediaElement) => {
   mediaEl.play().catch((err) => {
     if (DEBUG) {
       // eslint-disable-next-line no-console
-      console.warn(err);
+      console.warn(err, mediaEl);
     }
   });
 };