feat(social): add listening activity, shared rooms and modern chat

apps/web/src/widgets/PlayerBar.tsx

@@ -40,6 +40,7 @@ export function PlayerBar({ variant = 'bar' }: { variant?: 'bar' | 'island' }) {
   const player = usePlayer();
   const openShare = useMusicShare();
   const st = usePlayerState();
+  const locked = st.listening?.locked === true;
   const narrow = useNarrow();
   const [sheetOpen, setSheetOpen] = useState(false);
   const [queueOpen, setQueueOpen] = useState(false);
@@ -132,7 +133,7 @@ export function PlayerBar({ variant = 'bar' }: { variant?: 'bar' | 'island' }) {
           >
             <Icon src={track.reaction === 'dislike' ? dislikeFillIcon : dislikeIcon} />
           </button>
-          <button type="button" className={s.icon} aria-label={t('player.prev')} onClick={() => player.prev()}>
+          <button type="button" className={s.icon} aria-label={t('player.prev')} disabled={locked} onClick={() => player.prev()}>
             <Icon src={prevIcon} size={26} />
           </button>
           <button
@@ -140,11 +141,11 @@ export function PlayerBar({ variant = 'bar' }: { variant?: 'bar' | 'island' }) {
             className={s.play}
             aria-label={t(st.playing ? 'player.pause' : 'player.play')}
             aria-busy={st.loading || undefined}
-            onClick={() => player.toggle()}
+            disabled={locked} onClick={() => player.toggle()}
           >
             <Icon src={st.playing ? pauseIcon : playIcon} size={28} />
           </button>
-          <button type="button" className={s.icon} aria-label={t('player.next')} onClick={() => player.next()}>
+          <button type="button" className={s.icon} aria-label={t('player.next')} disabled={locked} onClick={() => player.next()}>
             <Icon src={nextIcon} size={26} />
           </button>
           <button
@@ -168,7 +169,7 @@ export function PlayerBar({ variant = 'bar' }: { variant?: 'bar' | 'island' }) {
             value={Math.min(st.positionMs, st.durationMs || track.duration_ms)}
             aria-label={t('player.progress')}
             aria-valuetext={formatDuration(st.positionMs)}
-            onChange={(e) => player.seek(Number(e.target.value))}
+            disabled={locked} onChange={(e) => player.seek(Number(e.target.value))}
             style={{ '--pct': `${(st.positionMs / (st.durationMs || track.duration_ms)) * 100}%` } as CSSProperties}
           />
           <span className={s.time}>{formatDuration(st.durationMs || track.duration_ms)}</span>
@@ -190,7 +191,7 @@ export function PlayerBar({ variant = 'bar' }: { variant?: 'bar' | 'island' }) {
           className={cx(s.icon, st.shuffle && s.accent)}
           aria-label={t('player.shuffle')}
           aria-pressed={st.shuffle}
-          onClick={() => player.toggleShuffle()}
+          disabled={locked} onClick={() => player.toggleShuffle()}
         >
           <Icon src={shuffleIcon} size={20} />
         </button>
@@ -199,7 +200,7 @@ export function PlayerBar({ variant = 'bar' }: { variant?: 'bar' | 'island' }) {
           className={cx(s.icon, st.repeat !== 'off' && s.accent)}
           aria-label={repeatLabel}
           title={repeatLabel}
-          onClick={() => player.cycleRepeat()}
+          disabled={locked} onClick={() => player.cycleRepeat()}
         >
           <Icon src={st.repeat === 'one' ? repeatOneIcon : repeatIcon} size={20} />
         </button>
@@ -271,6 +272,7 @@ function NowPlayingSheet({
   const { t } = useTranslation();
   const player = usePlayer();
   const st = usePlayerState();
+  const locked = st.listening?.locked === true;
   const track = st.track;
   useEffect(() => {
     const onKey = (e: KeyboardEvent) => {
@@ -321,7 +323,7 @@ function NowPlayingSheet({
             step={1000}
             value={Math.min(st.positionMs, st.durationMs || track.duration_ms)}
             aria-label={t('player.progress')}
-            onChange={(e) => player.seek(Number(e.target.value))}
+            disabled={locked} onChange={(e) => player.seek(Number(e.target.value))}
             style={{ '--pct': `${(st.positionMs / (st.durationMs || track.duration_ms)) * 100}%` } as CSSProperties}
           />
           <span className={s.time}>{formatDuration(st.durationMs || track.duration_ms)}</span>
@@ -330,13 +332,13 @@ function NowPlayingSheet({
           <button type="button" className={cx(s.icon, track.reaction === 'dislike' && s.danger)} aria-label={t(track.reaction === 'dislike' ? 'player.undislike' : 'player.dislike')} aria-pressed={track.reaction === 'dislike'} onClick={() => react('dislike')}>
             <Icon src={track.reaction === 'dislike' ? dislikeFillIcon : dislikeIcon} />
           </button>
-          <button type="button" className={s.icon} aria-label={t('player.prev')} onClick={() => player.prev()}>
+          <button type="button" className={s.icon} aria-label={t('player.prev')} disabled={locked} onClick={() => player.prev()}>
             <Icon src={prevIcon} size={28} />
           </button>
-          <button type="button" className={s.play} aria-label={t(st.playing ? 'player.pause' : 'player.play')} onClick={() => player.toggle()}>
+          <button type="button" className={s.play} aria-label={t(st.playing ? 'player.pause' : 'player.play')} disabled={locked} onClick={() => player.toggle()}>
             <Icon src={st.playing ? pauseIcon : playIcon} size={32} />
           </button>
-          <button type="button" className={s.icon} aria-label={t('player.next')} onClick={() => player.next()}>
+          <button type="button" className={s.icon} aria-label={t('player.next')} disabled={locked} onClick={() => player.next()}>
             <Icon src={nextIcon} size={28} />
           </button>
           <button type="button" className={cx(s.icon, track.reaction === 'like' && s.accent)} aria-label={t(track.reaction === 'like' ? 'player.unlike' : 'player.like')} aria-pressed={track.reaction === 'like'} onClick={() => react('like')}>
@@ -344,10 +346,10 @@ function NowPlayingSheet({
           </button>
         </div>
         <div className={s.sheetExtra}>
-          <button type="button" className={cx(s.icon, st.shuffle && s.accent)} aria-label={t('player.shuffle')} aria-pressed={st.shuffle} onClick={() => player.toggleShuffle()}>
+          <button type="button" className={cx(s.icon, st.shuffle && s.accent)} aria-label={t('player.shuffle')} aria-pressed={st.shuffle} disabled={locked} onClick={() => player.toggleShuffle()}>
             <Icon src={shuffleIcon} size={22} />
           </button>
-          <button type="button" className={cx(s.icon, st.repeat !== 'off' && s.accent)} aria-label={repeatLabel} onClick={() => player.cycleRepeat()}>
+          <button type="button" className={cx(s.icon, st.repeat !== 'off' && s.accent)} aria-label={repeatLabel} disabled={locked} onClick={() => player.cycleRepeat()}>
             <Icon src={st.repeat === 'one' ? repeatOneIcon : repeatIcon} size={22} />
           </button>
           <button type="button" className={s.icon} aria-label={t('player.share')} onClick={() => void share()}>
@@ -379,6 +381,7 @@ function QueueDrawer({ id, variant, onClose }: { id: string; variant: 'bar' | 'i
   const { t } = useTranslation();
   const player = usePlayer();
   const st = usePlayerState();
+  const locked = st.listening?.locked === true;
   const upcoming = st.queue.slice(st.index, st.index + 40);
   const close = useRef<HTMLButtonElement>(null);
   // Клавиатура: при открытии фокус в панель, Escape закрывает.
@@ -408,7 +411,7 @@ function QueueDrawer({ id, variant, onClose }: { id: string; variant: 'bar' | 'i
             type="button"
             className={cx(s.queueRow, k === 0 && s.queueCurrent)}
             aria-current={k === 0 || undefined}
-            onClick={() => player.jump(st.index + k)}
+            disabled={st.listening?.locked} onClick={() => player.jump(st.index + k)}
           >
             <Cover album={tr.album} size={40} />
             <span className={s.meta}>