0.1.63 upd

Cargo.lock

@@ -90,7 +90,7 @@ checksum = "d75a2a4b1b190afb6f5425f10f6a8f959d2ea0b9c2b1d79553551850539e4674"
 
 [[package]]
 name = "itunesdb"
-version = "0.1.61"
+version = "0.1.63"
 dependencies = [
  "bincode",
  "env_logger",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "itunesdb"
-version = "0.1.62"
+version = "0.1.63"
 edition = "2021"
 authors = ["alterwain"]
 

src/xobjects.rs

@@ -272,6 +272,23 @@ impl XDatabase {
             tracks.push(track);
         }
     }
+    
+    pub fn remove_track_from_playlist(&mut self, track_id: u32, pl_id: u64) {
+        self.remove_track_from_playlist_(track_id, pl_id, 2);
+        self.remove_track_from_playlist_(track_id, pl_id, 3);
+    }
+    
+    fn remove_track_from_playlist_(&mut self, track_id: u32, pl_id: u64, n: u32) {
+        if let XSomeList::Playlists(playlists ) = &mut self.find_dataset(n).child {
+            let playlist = playlists.iter_mut().find(|t| t.data.is_master_playlist_flag != 0);
+            if playlist.is_none() { return; }
+            let playlist = playlist.unwrap();
+            let mut s = playlist.elems.len();
+            playlist.elems.retain_mut(|t| t.0.track_id == track_id);
+            s -= playlist.elems.len();
+            playlist.data.playlist_item_count -= (s as u32);
+        }
+    }
 
     fn add_track_to_playlists(&mut self, n: u32, track: &XTrackItem) {
         if let XSomeList::Playlists(playlists) = &mut self.find_dataset(n).child {