feat: Last.fm beta, Similar Artists, Statistics Last.fm stats, TooltipPortal, CustomSelect, Psychowave theme (v1.7.0)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/pages/ArtistDetail.tsx

@@ -7,6 +7,8 @@ import { ArrowLeft, Users, ExternalLink, Star, Play, Shuffle, Radio } from 'luci
 import { open } from '@tauri-apps/plugin-shell';
 import { usePlayerStore } from '../store/playerStore';
 import { useTranslation } from 'react-i18next';
+import { lastfmGetSimilarArtists, lastfmIsConfigured } from '../api/lastfm';
+import LastfmIcon from '../components/LastfmIcon';
 
 function formatDuration(seconds: number): string {
   const m = Math.floor(seconds / 60);
@@ -31,13 +33,6 @@ function sanitizeHtml(html: string): string {
   return doc.body.innerHTML;
 }
 
-function LastfmIcon({ size = 16 }: { size?: number }) {
-  return (
-    <svg width={size} height={size} viewBox="0 0 24 24" fill="currentColor" aria-hidden="true">
-      <path d="M11.344 16.143l-.917-2.494s-1.485 1.662-3.716 1.662c-1.97 0-3.373-1.714-3.373-4.46 0-3.514 1.773-4.777 3.52-4.777 2.508 0 3.306 1.625 3.997 3.714l.918 2.88c.918 2.8 2.642 5.047 7.615 5.047 3.563 0 5.98-1.094 5.98-3.972 0-2.326-1.327-3.53-3.797-4.11l-1.836-.41c-1.27-.29-1.645-.82-1.645-1.693 0-.987.778-1.56 2.047-1.56 1.384 0 2.132.52 2.245 1.756l2.878-.347C24.883 5.116 23.3 4 20.5 4c-3.26 0-4.945 1.537-4.945 3.824 0 1.843.91 3.008 3.2 3.562l1.947.46c1.404.327 1.97.874 1.97 1.894 0 1.13-.988 1.593-2.948 1.593-2.858 0-4.052-1.497-4.742-3.634l-.943-2.887C13.22 6.162 11.73 4 7.897 4 3.847 4 1 6.61 1 11.022c0 4.235 2.617 6.638 6.19 6.638 2.566 0 4.154-1.517 4.154-1.517z"/>
-    </svg>
-  );
-}
 
 export default function ArtistDetail() {
   const { t } = useTranslation();
@@ -52,6 +47,8 @@ export default function ArtistDetail() {
   const [radioLoading, setRadioLoading] = useState(false);
   const [isStarred, setIsStarred] = useState(false);
   const [openedLink, setOpenedLink] = useState<string | null>(null);
+  const [similarArtists, setSimilarArtists] = useState<SubsonicArtist[]>([]);
+  const [similarLoading, setSimilarLoading] = useState(false);
 
   const playTrack = usePlayerStore(state => state.playTrack);
   const enqueue = usePlayerStore(state => state.enqueue);
@@ -107,6 +104,32 @@ export default function ArtistDetail() {
     });
   }, [id]);
 
+  useEffect(() => {
+    if (!artist || !lastfmIsConfigured()) return;
+    setSimilarArtists([]);
+    setSimilarLoading(true);
+    lastfmGetSimilarArtists(artist.name).then(async names => {
+      if (names.length === 0) { setSimilarLoading(false); return; }
+      const results = await Promise.all(
+        names.slice(0, 30).map(name =>
+          search(name, { artistCount: 3, albumCount: 0, songCount: 0 }).catch(() => ({ artists: [], albums: [], songs: [] }))
+        )
+      );
+      const seen = new Set<string>([artist.id]);
+      const found: SubsonicArtist[] = [];
+      for (let i = 0; i < results.length; i++) {
+        const targetName = names[i].toLowerCase();
+        const match = results[i].artists.find(a => a.name.toLowerCase() === targetName);
+        if (match && !seen.has(match.id)) {
+          seen.add(match.id);
+          found.push(match);
+        }
+      }
+      setSimilarArtists(found);
+      setSimilarLoading(false);
+    }).catch(() => setSimilarLoading(false));
+  }, [artist?.id]);
+
   const openLink = (url: string, key: string) => {
     open(url);
     setOpenedLink(key);
@@ -325,8 +348,35 @@ export default function ArtistDetail() {
         </>
       )}
 
+      {/* Similar Artists (Last.fm) */}
+      {lastfmIsConfigured() && (similarLoading || similarArtists.length > 0) && (
+        <>
+          <h2 className="section-title" style={{ marginTop: '2rem', marginBottom: '1rem' }}>
+            {t('artistDetail.similarArtists')}
+          </h2>
+          {similarLoading ? (
+            <div style={{ display: 'flex', alignItems: 'center', gap: '0.75rem', color: 'var(--text-muted)', fontSize: '0.875rem' }}>
+              <div className="spinner" style={{ width: 16, height: 16, borderTopColor: 'currentColor' }} />
+              {t('artistDetail.loading')}
+            </div>
+          ) : (
+            <div style={{ display: 'flex', flexWrap: 'wrap', gap: '0.5rem' }}>
+              {similarArtists.map(a => (
+                <button
+                  key={a.id}
+                  className="artist-ext-link"
+                  onClick={() => navigate(`/artist/${a.id}`)}
+                >
+                  {a.name}
+                </button>
+              ))}
+            </div>
+          )}
+        </>
+      )}
+
       {/* Albums */}
-      <h2 className="section-title" style={{ marginTop: (info?.biography || topSongs.length > 0) ? '2rem' : '0', marginBottom: '1rem' }}>
+      <h2 className="section-title" style={{ marginTop: (info?.biography || topSongs.length > 0 || lastfmIsConfigured()) ? '2rem' : '0', marginBottom: '1rem' }}>
         {t('artistDetail.albumsBy', { name: artist.name })}
       </h2>