Fix mute button and volume slider feeling disconnected in web UI (#26827)

app/javascript/mastodon/features/audio/index.jsx

@@ -466,8 +466,9 @@ class Audio extends PureComponent {
 
   render () {
     const { src, intl, alt, lang, editable, autoPlay, sensitive, blurhash } = this.props;
-    const { paused, muted, volume, currentTime, duration, buffer, dragging, revealed } = this.state;
+    const { paused, volume, currentTime, duration, buffer, dragging, revealed } = this.state;
     const progress = Math.min((currentTime / duration) * 100, 100);
+    const muted = this.state.muted || volume === 0;
 
     let warning;
 
@@ -557,12 +558,12 @@ class Audio extends PureComponent {
               <button type='button' title={intl.formatMessage(muted ? messages.unmute : messages.mute)} aria-label={intl.formatMessage(muted ? messages.unmute : messages.mute)} className='player-button' onClick={this.toggleMute}><Icon id={muted ? 'volume-off' : 'volume-up'} fixedWidth /></button>
 
               <div className={classNames('video-player__volume', { active: this.state.hovered })} ref={this.setVolumeRef} onMouseDown={this.handleVolumeMouseDown}>
-                <div className='video-player__volume__current' style={{ width: `${volume * 100}%`, backgroundColor: this._getAccentColor() }} />
+                <div className='video-player__volume__current' style={{ width: `${muted ? 0 : volume * 100}%`, backgroundColor: this._getAccentColor() }} />
 
                 <span
                   className='video-player__volume__handle'
                   tabIndex={0}
-                  style={{ left: `${volume * 100}%`, backgroundColor: this._getAccentColor() }}
+                  style={{ left: `${muted ? 0 : volume * 100}%`, backgroundColor: this._getAccentColor() }}
                 />
               </div>
 

app/javascript/mastodon/features/video/index.jsx

@@ -501,8 +501,9 @@ class Video extends PureComponent {
 
   render () {
     const { preview, src, aspectRatio, onOpenVideo, onCloseVideo, intl, alt, lang, detailed, sensitive, editable, blurhash, autoFocus } = this.props;
-    const { currentTime, duration, volume, buffer, dragging, paused, fullscreen, hovered, muted, revealed } = this.state;
+    const { currentTime, duration, volume, buffer, dragging, paused, fullscreen, hovered, revealed } = this.state;
     const progress = Math.min((currentTime / duration) * 100, 100);
+    const muted = this.state.muted || volume === 0;
 
     let preload;
 
@@ -593,12 +594,12 @@ class Video extends PureComponent {
                 <button type='button' title={intl.formatMessage(muted ? messages.unmute : messages.mute)} aria-label={intl.formatMessage(muted ? messages.unmute : messages.mute)} className='player-button' onClick={this.toggleMute}><Icon id={muted ? 'volume-off' : 'volume-up'} fixedWidth /></button>
 
                 <div className={classNames('video-player__volume', { active: this.state.hovered })} onMouseDown={this.handleVolumeMouseDown} ref={this.setVolumeRef}>
-                  <div className='video-player__volume__current' style={{ width: `${volume * 100}%` }} />
+                  <div className='video-player__volume__current' style={{ width: `${muted ? 0 : volume * 100}%` }} />
 
                   <span
                     className={classNames('video-player__volume__handle')}
                     tabIndex={0}
-                    style={{ left: `${volume * 100}%` }}
+                    style={{ left: `${muted ? 0 : volume * 100}%` }}
                   />
                 </div>