Add getAlbumList and getAlbumList2 endpoints for Albums view

src/routes/subsonic.js

@@ -383,6 +383,132 @@ router.get('/getAlbum.view', authenticateSubsonic, async (req, res) => {
   }
 });
 
+// Get album list
+router.get('/getAlbumList.view', authenticateSubsonic, async (req, res) => {
+  try {
+    const { type, size, offset } = req.query;
+    const limit = parseInt(size) || 500;
+    const skip = parseInt(offset) || 0;
+    
+    let orderBy = 'year DESC, album';
+    
+    switch(type) {
+      case 'random':
+        orderBy = 'RANDOM()';
+        break;
+      case 'newest':
+        orderBy = 'created_at DESC';
+        break;
+      case 'frequent':
+      case 'recent':
+        orderBy = 'album';
+        break;
+      case 'alphabeticalByName':
+        orderBy = 'album';
+        break;
+      case 'alphabeticalByArtist':
+        orderBy = 'album_artist, album';
+        break;
+    }
+    
+    const albums = await all(`
+      SELECT DISTINCT album, album_artist, year,
+             (SELECT artwork_path FROM tracks t2 WHERE t2.album = tracks.album LIMIT 1) as artwork_path,
+             COUNT(*) as track_count
+      FROM tracks
+      WHERE is_single = 0
+      GROUP BY album, album_artist
+      ORDER BY ${orderBy}
+      LIMIT ? OFFSET ?
+    `, [limit, skip]);
+
+    let albumListXml = '<albumList>\n';
+    
+    albums.forEach(album => {
+      const albumId = crypto.createHash('md5').update(`album-${album.album}-${album.album_artist}`).digest('hex');
+      const artistId = crypto.createHash('md5').update(`artist-${album.album_artist}`).digest('hex');
+      const coverArt = album.artwork_path ? albumId : '';
+      
+      albumListXml += `  <album id="${albumId}" name="${escapeXml(album.album)}" `;
+      albumListXml += `artist="${escapeXml(album.album_artist || 'Unknown')}" `;
+      albumListXml += `artistId="${artistId}" `;
+      albumListXml += `coverArt="${coverArt}" `;
+      albumListXml += `songCount="${album.track_count}" `;
+      albumListXml += `created="2024-01-01T00:00:00" `;
+      albumListXml += `year="${album.year || ''}" `;
+      albumListXml += `genre=""/>\n`;
+    });
+    
+    albumListXml += '</albumList>';
+    
+    sendSubsonicResponse(res, albumListXml);
+  } catch (error) {
+    console.error('Error in getAlbumList:', error);
+    sendSubsonicError(res, 0, error.message);
+  }
+});
+
+// Get album list 2 (ID3)
+router.get('/getAlbumList2.view', authenticateSubsonic, async (req, res) => {
+  try {
+    const { type, size, offset } = req.query;
+    const limit = parseInt(size) || 500;
+    const skip = parseInt(offset) || 0;
+    
+    let orderBy = 'year DESC, album';
+    
+    switch(type) {
+      case 'random':
+        orderBy = 'RANDOM()';
+        break;
+      case 'newest':
+        orderBy = 'created_at DESC';
+        break;
+      case 'alphabeticalByName':
+        orderBy = 'album';
+        break;
+      case 'alphabeticalByArtist':
+        orderBy = 'album_artist, album';
+        break;
+    }
+    
+    const albums = await all(`
+      SELECT DISTINCT album, album_artist, year,
+             (SELECT artwork_path FROM tracks t2 WHERE t2.album = tracks.album LIMIT 1) as artwork_path,
+             COUNT(*) as track_count
+      FROM tracks
+      WHERE is_single = 0
+      GROUP BY album, album_artist
+      ORDER BY ${orderBy}
+      LIMIT ? OFFSET ?
+    `, [limit, skip]);
+
+    let albumListXml = '<albumList2>\n';
+    
+    albums.forEach(album => {
+      const albumId = crypto.createHash('md5').update(`album-${album.album}-${album.album_artist}`).digest('hex');
+      const artistId = crypto.createHash('md5').update(`artist-${album.album_artist}`).digest('hex');
+      const coverArt = album.artwork_path ? albumId : '';
+      
+      albumListXml += `  <album id="${albumId}" name="${escapeXml(album.album)}" `;
+      albumListXml += `artist="${escapeXml(album.album_artist || 'Unknown')}" `;
+      albumListXml += `artistId="${artistId}" `;
+      albumListXml += `coverArt="${coverArt}" `;
+      albumListXml += `songCount="${album.track_count}" `;
+      albumListXml += `created="2024-01-01T00:00:00" `;
+      albumListXml += `year="${album.year || ''}" `;
+      albumListXml += `genre=""/>\n`;
+    });
+    
+    albumListXml += '</albumList2>';
+    
+    sendSubsonicResponse(res, albumListXml);
+  } catch (error) {
+    console.error('Error in getAlbumList2:', error);
+    sendSubsonicError(res, 0, error.message);
+  }
+});
+
 // Get random songs
 router.get('/getRandomSongs.view', authenticateSubsonic, async (req, res) => {
   try {