Initial commit

Proof-of-concept implementation. Bugs will occur.

internal/domains/transcoder/metadata.go

@@ -0,0 +1,41 @@
+package transcoder
+
+import (
+	"path/filepath"
+	"strings"
+)
+
+func (t *Transcoder) escapeMetadata(item string) string {
+	// Escape quotes and backslashes for FFmpeg metadata
+	item = strings.ReplaceAll(item, `\`, `\\`)
+	item = strings.ReplaceAll(item, `"`, `\"`)
+	item = strings.ReplaceAll(item, `'`, `\'`)
+
+	// Also escape semicolons and equals signs
+	item = strings.ReplaceAll(item, `;`, `\;`)
+	item = strings.ReplaceAll(item, `=`, `\=`)
+
+	return item
+}
+
+func (t *Transcoder) extractAlbumArtist(filePath, sourceDir string) string {
+	// Get relative path from source directory
+	relPath, err := filepath.Rel(sourceDir, filePath)
+	if err != nil {
+		return "Unknown Artist"
+	}
+
+	// Split path into components
+	parts := strings.Split(relPath, string(filepath.Separator))
+
+	// Album artist is the first directory after source
+	// e.g., /source/Artist/Album/01 - Track Name.flac
+	if len(parts) >= 2 {
+		artist := parts[0]
+		artist = strings.TrimSpace(artist)
+
+		return artist
+	}
+
+	return "Unknown Artist"
+}