Building up a little db of "similar artists"

src/metadata.rs

@@ -35,6 +35,17 @@ pub fn read_all_metadata(path: &Path) -> Result<Option<Vec<TagEntry>>, lofty::er
     Ok(Some(entries))
 }
 
+/// Extract the artist name from a music file.
+pub fn read_artist_name(path: &Path) -> Result<Option<String>, lofty::error::LoftyError> {
+    let tagged_file = lofty::read_from_path(path)?;
+
+    let Some(tag) = tagged_file.primary_tag().or_else(|| tagged_file.first_tag()) else {
+        return Ok(None);
+    };
+
+    Ok(tag.get_string(ItemKey::TrackArtist).map(String::from))
+}
+
 /// Extract the MusicBrainz artist ID from a music file.
 pub fn read_artist_mbid(path: &Path) -> Result<Option<String>, lofty::error::LoftyError> {
     let tagged_file = lofty::read_from_path(path)?;