Copy album art using Track class

src/transcode/transcoder.py

@@ -16,29 +16,18 @@ class Transcoder:
         transcode_list = []
         for artist in self.input_root.iterdir():
             if artist.is_dir():
-                artist_out = Path(self.output_root) / artist.name
-                artist_out.mkdir()
                 for album in artist.iterdir():
                     if album.is_dir():
-                        album_out = artist_out / album.parts[-1]
-                        if album_out.exists():
-                            print(f"Skipping '{artist.parts[-1]} / {album.parts[-1]}'")
-                        else:
-                            album_out.mkdir()
-                            done_file = album / 'DONE'
-                            open(done_file, 'a').close()
-                            self.copy_album_art(album, album_out)
-                            for file in album.iterdir():
-                                if file.is_file() and file.suffix.lower() == '.flac':
-                                    transcode_list.append(Track(file))
+                        for file in album.iterdir():
+                            if file.is_file():
+                                transcode_list.append(Track(file))
                     else:
                         print(f"Warning, skipping non-dir '{album}' found in artist '{artist.parts[-1]}'")
                         continue
             else:
                 print(f"Warning, skipping non-dir '{artist}' found in root")
                 continue
-        self._transcode_single_thread(transcode_list, self.encoder)
-        #self._transcode(transcode_list, self.encoder)
+        self._transcode(transcode_list, self.encoder)
 
     def _transcode(self, transcode_list: list, encoder: Path, workers=16):
         worker_args = [(track, encoder) for track in transcode_list]
@@ -52,13 +41,36 @@ class Transcoder:
     def _transcode_single_thread(self, transcode_list: list, encoder: Path):
         worker_args = [(track, encoder) for track in transcode_list]
         for args in worker_args:
-            print(f"{args[0]}")
-            self.transcode_worker(*args)
+            print(self.transcode_worker(*args))
 
 
     def transcode_worker(self, track, encoder):
+        if track.is_art:
+            return self.copy_album_art(track)
+        elif track.is_audio:
+            return self.transcode_audio(track, encoder)
+        else:
+            return f"File {track.path} ignored"
+
+    def copy_album_art(self, file: Track):
+        self.create_directories(file)
+        output_path = file.output_file(self.output_root, file.extension[1:])
+        if output_path.exists():
+            return f"Skipped {output_path}"
+        try:
+            shutil.copy(file.path, output_path)
+            return f"Successfully copied {output_path}"
+        except FileExistsError:
+            pass
+        except Exception:
+            return f"{file.path} failed to copy"
+
+    def transcode_audio(self, track, encoder):
         enc_filename = encoder.parts[-1]
         track_output = track.output_file(self.output_root, self.extension)
+        if track_output.exists():
+            return f"Skipped {track_output}"
+        self.create_directories(track)
         if enc_filename == "opusenc.exe":
             additional_args = ('--bitrate', '128', '--music')
             subprocess_args = (str(encoder),) + additional_args + (str(track.path), str(track_output))
@@ -71,18 +83,14 @@ class Transcoder:
         except Exception:
             return f"ERROR: Transcoding of '{track}' failed."
 
-    @staticmethod
-    def copy_album_art(in_dir: Path, out_dir: Path, file_whitelist: list = None):
-        if file_whitelist is None:
-            file_whitelist = ['.jpg', '.jpeg', '.png']
-        art_file_name = "cover.jpg"
-
-        art_found = False
-        for file in in_dir.iterdir():
-            if file.is_file() and file.suffix.lower() in file_whitelist:
-                if file.name == art_file_name:
-                    art_found = True
-                shutil.copy(file, out_dir / file.name)
-
-        if not art_found:
-            print(f"Warning: {art_file_name} not found in {in_dir}")
+    def create_directories(self, track: Track):
+        if not track.artist_out(self.output_root).exists():
+            try:
+                track.artist_out(self.output_root).mkdir()
+            except FileExistsError:
+                pass
+        if not track.album_out(self.output_root).exists():
+            try:
+                track.album_out(self.output_root).mkdir()
+            except FileExistsError:
+                pass