Refactor yt_dlp options and Deno check logic

Refactored compat_opts initialization and Deno check to occur before ydl_opts creation. Updated 'format' to 'bestaudio/best' and commented out unused yt_dlp options. Improved code clarity and maintainability.

modules/yt_audio_get_tracks.py

@@ -15,11 +15,16 @@ def download_audio(url, video_id, progress_callback=None):
     temp_dir = 'separated'
     os.makedirs(temp_dir, exist_ok=True)
     _emit_progress(progress_callback, 'Downloading audio from YouTube...')
+    compat_opts = ['no-youtube-unavailable-videoplayback']
+    if shutil.which('deno') is None:
+        print("⚠️ Deno not found.")
+        compat_opts.append('no-youtube-js')
+
     ydl_opts = {
-        'format': 'ba/bw',  # best audio only, falls back to best webm/m4a
+        'format': 'bestaudio/best',        
         'outtmpl': os.path.join(temp_dir, f'{video_id}.%(ext)s'),
         'postprocessors': [{'key': 'FFmpegExtractAudio', 'preferredcodec': 'wav'}],
-        'keepvideo': True,  # Don't keep video file (saves disk space)
+        'keepvideo': True,
         'quiet': False,
         'no_warnings': False,
         'user_agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36',
@@ -29,16 +34,12 @@ def download_audio(url, video_id, progress_callback=None):
         'socket_timeout': 30,
         'retry_sleep': [1, 2, 5, 10],
         'max_retries': 3,
-        'extractor_args': {'youtube': {'player_client': ['android', 'web', 'ios']}},
-        'impersonate': 'chrome',
-        'cookiefile': cookie_path,
-        'compat_opts': ['no-youtube-unavailable-videoplayback'],
+        # 'extractor_args': {'youtube': {'player_client': ['android', 'web', 'ios']}},
+        # 'impersonate': 'chrome',
+        # 'cookiefile': cookie_path,
+        'compat_opts': compat_opts,
     }
 
-    if shutil.which('deno') is None:
-        print("⚠️ Deno not found.")
-        ydl_opts['compat_opts'].append('no-youtube-js')
-
     with yt_dlp.YoutubeDL(ydl_opts) as ydl:
         ydl.download([url])
     _emit_progress(progress_callback, 'Converting downloaded audio to WAV...')