From 353ced831bdf5a13c6fbefcfd106df34b3229855 Mon Sep 17 00:00:00 2001
From: Daniel <790119+DanTheMan827@users.noreply.github.com>
Date: Fri, 27 Feb 2026 20:27:31 +0000
Subject: [PATCH] fix(downloads): handle MP3_320 format in bulk downloads

---
 js/downloads.js | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/js/downloads.js b/js/downloads.js
index 49908b5..594481f 100644
--- a/js/downloads.js
+++ b/js/downloads.js
@@ -15,6 +15,7 @@ import { lyricsSettings, bulkDownloadSettings, playlistSettings } from './storag
 import { addMetadataToAudio } from './metadata.js';
 import { DashDownloader } from './dash-downloader.js';
 import { generateM3U, generateM3U8, generateCUE, generateNFO, generateJSON } from './playlist-generator.js';
+import { encodeToMp3 } from './mp3-encoder.js';
 
 const downloadTasks = new Map();
 const bulkDownloadTasks = new Map();
@@ -272,6 +273,9 @@ async function downloadTrackBlob(track, quality, api, lyricsManager = null, sign
         artist: track.artist || (track.artists && track.artists.length > 0 ? track.artists[0] : null),
     };
 
+    // MP3_320 is not a native TIDAL quality, we download LOSSLESS and convert
+    const downloadQuality = quality === 'MP3_320' ? 'LOSSLESS' : quality;
+
     try {
         const fullTrack = await api.getTrackMetadata(track.id);
         if (fullTrack) {
@@ -306,7 +310,7 @@ async function downloadTrackBlob(track, quality, api, lyricsManager = null, sign
         }
     }
 
-    const lookup = await api.getTrack(track.id, quality);
+    const lookup = await api.getTrack(track.id, downloadQuality);
     let streamUrl;
 
     if (lookup.originalTrackUrl) {
@@ -327,7 +331,7 @@ async function downloadTrackBlob(track, quality, api, lyricsManager = null, sign
         } catch (dashError) {
             console.error('DASH download failed:', dashError);
             // Fallback
-            if (quality !== 'LOSSLESS') {
+            if (downloadQuality !== 'LOSSLESS') {
                 console.warn('Falling back to LOSSLESS (16-bit) download.');
                 return downloadTrackBlob(track, 'LOSSLESS', api, lyricsManager, signal);
             }
@@ -341,6 +345,11 @@ async function downloadTrackBlob(track, quality, api, lyricsManager = null, sign
         blob = await response.blob();
     }
 
+    // Convert to MP3 320kbps if requested
+    if (quality === 'MP3_320') {
+        blob = await encodeToMp3(blob, () => undefined, signal);
+    }
+
     // Detect actual format from blob signature BEFORE adding metadata
     const extension = await getExtensionFromBlob(blob);