stable

need run main fetch command
then run indexer
then LinkerPatternGenerator
then link_pattern command in the main

LocalLibraryIndexer.py

@@ -0,0 +1,80 @@
+import os
+import fnmatch
+
+import mutagen
+
+from DataBase import *
+import eyed3
+from mutagen.flac import FLAC
+
+
+music_extensions = ('*.mp3', '*.flac', '*.wav', '*.aac', '*.ogg', '*.m4a')
+exclude_directories = ("*mary--*", "*example-word*")
+
+
+def update_local_library(root_dir):
+    old_library = get_data("local_library")
+    known_paths = {track['path']: track_id for track_id, track in old_library.items()}
+    new_library = {}
+
+    song_id = '0'
+
+    def get_new_song_id(prev_id, song_path):
+        if song_path in known_paths:
+            return int(known_paths[song_path])
+        while (prev_id in old_library) or (prev_id in new_library):
+            prev_id = str(int(prev_id) + 1)
+        return prev_id
+
+    for dir_path, dir_names, filenames in os.walk(root_dir):
+        dir_names[:] = [d for d in dir_names if not any(fnmatch.fnmatch(d, exclude) for exclude in exclude_directories)]
+        filtered_filenames = [filename for filename in filenames if any(fnmatch.fnmatch(filename, ext) for ext in music_extensions)]
+
+        for filename in filtered_filenames:
+            song_name, track_type = os.path.splitext(filename)
+            relative_path = os.path.relpath(os.path.join(dir_path, filename), root_dir)
+            song_id = get_new_song_id(song_id, relative_path)
+            new_library[song_id] = {
+                "name": song_name,
+                "path": relative_path,
+                "type": track_type,
+                "artist": "",
+                "album": ""
+            }
+
+    for track_id, track in new_library.items():
+        abs_path = os.path.join(root_dir, track['path'])
+        match track['type']:
+            case ".mp3":
+                mp3track = eyed3.load(abs_path)
+                if not mp3track:
+                    print(f"Failed to load mp3 {abs_path} using just name of the file as track name")
+                    track['name'] = track['path']
+                else:
+                    tag = mp3track.tag
+                    if not tag:
+                        print(f"Invalid mp3 header {abs_path} using just name of the file as track name")
+                        track['name'] = track['path']
+                    else:
+                        track['artist'] = tag.artist
+                        track['name'] = tag.title
+                        track['album'] = tag.album
+
+            case ".flac":
+                try:
+                    metadata = FLAC(abs_path).tags
+                    if 'artist' in metadata:
+                        track['artist'] = " ".join(metadata['artist'])
+                    if 'TITLE' in metadata:
+                        track['name'] = " ".join(metadata['TITLE'])
+                    if 'album' in metadata:
+                        track['album'] = " ".join(metadata['album'])
+                except mutagen.MutagenError:
+                    print(f"Invalid flac header {abs_path} using just name of the file as track name")
+                    track['name'] = track['path']
+
+    save_data(new_library, "local_library")
+
+
+if __name__ == "__main__":
+    update_local_library("/home/auser/Music/")