added the cleanup, which was missing. also artist lookup first rather than search on import

src/lib.rs

@@ -10,5 +10,8 @@ pub mod sanitize;
 pub mod template;
 
 pub use error::{OrgError, OrgResult};
-pub use organizer::{OrgConfig, OrgStats, organize_from_db, organize_from_directory, organize_track};
+pub use organizer::{
+    OrgConfig, OrgStats, cleanup_empty_dirs, organize_from_db, organize_from_directory,
+    organize_track,
+};
 pub use template::DEFAULT_FORMAT;

src/organizer.rs

@@ -105,10 +105,10 @@ fn move_or_copy(source: &Path, target: &Path, copy: bool) -> OrgResult<()> {
     Ok(())
 }
 
-/// Remove empty directories starting from `dir` and walking up, stopping at `stop_at`.
-fn cleanup_empty_dirs(dir: &Path, stop_at: &Path) {
+/// Remove empty directories starting from `dir` and walking up, stopping before `stop_at`.
+pub fn cleanup_empty_dirs(dir: &Path, stop_at: &Path) {
     let mut current = dir.to_owned();
-    while current != stop_at && current.starts_with(stop_at) {
+    while current.starts_with(stop_at) && current != *stop_at {
         match std::fs::read_dir(&current) {
             Ok(mut entries) => {
                 if entries.next().is_none() {
@@ -181,11 +181,11 @@ pub async fn organize_track(
     };
     queries::tracks::update_metadata(conn, track.id, active).await?;
 
-    // Cleanup empty source directory
+    // Cleanup empty source directories up to the library root
     if !config.copy
         && let Some(dir) = source_dir
     {
-        cleanup_empty_dirs(&dir, &dir);
+        cleanup_empty_dirs(&dir, &config.target_dir);
     }
 
     Ok(true)