diff --git a/src/model/song.rs b/src/model/song.rs
index 224bf8c..b32fe22 100644
--- a/src/model/song.rs
+++ b/src/model/song.rs
@@ -27,8 +27,6 @@ mod imp {
         #[property(get, set)]
         track: Cell<i64>,
 
-        #[property(get, set)]
-        cover_art_url: RefCell<String>,
         #[property(get, set)]
         stream_url: RefCell<String>,
 
@@ -83,8 +81,7 @@ impl Song {
             .property("album", &song.album)
             .property("genre", &song.genre)
             .property("duration", song.duration as i64)
-            //.property("track", song.track)
-            .property("cover-art-url", api.cover_art_url(&song.id, 0).as_str())
+            .property("track", song.track.map(i64::from).unwrap_or(-1))
             .property("stream-url", api.stream_url(&song.id).as_str())
             .build();
 
@@ -96,7 +93,7 @@ impl Song {
                 .thumbnail_loading
                 .replace(Some(glib::spawn_future_local(async move {
                     let bytes = api
-                        .cover_art(&id, 50) // TODO: constify thumbnail size, maybe take dpi into account etc
+                        .cover_art(&id, Some(50)) // TODO: WidgetExt::scale_factor
                         .await
                         .unwrap();
                     let song = match song_weak.upgrade() {
diff --git a/src/subsonic.rs b/src/subsonic.rs
index 5b0caf5..6f6e8a0 100644
--- a/src/subsonic.rs
+++ b/src/subsonic.rs
@@ -153,10 +153,51 @@ impl Client {
         }
     }
 
-    async fn send_bytes(&self, request: reqwest::RequestBuilder) -> Result<Bytes, Error> {
+    fn url(&self, path: &[&str], query: &[(&str, &str)]) -> url::Url {
+        let mut url = self.base_url.clone();
+        url.path_segments_mut()
+            // literally can't fail
+            .unwrap_or_else(|_| unsafe { std::hint::unreachable_unchecked() })
+            .extend(path);
+        url.query_pairs_mut().extend_pairs(query);
+        url
+    }
+
+    async fn get<T: serde::de::DeserializeOwned + Send + 'static>(
+        &self,
+        path: &[&str],
+        query: &[(&str, &str)],
+    ) -> Result<T, Error> {
+        self.send(self.client.get(self.url(path, query))).await
+    }
+
+    pub async fn ping(&self) -> Result<(), Error> {
+        self.get(&["rest", "ping"], &[]).await
+    }
+
+    pub async fn get_random_songs(&self, size: u32) -> Result<Vec<schema::Child>, Error> {
+        self.get::<schema::RandomSongsOuter>(
+            &["rest", "getRandomSongs"],
+            &[("size", &size.to_string())],
+        )
+        .await
+        .map(|response| response.random_songs.song)
+    }
+
+    pub fn cover_art_url(&self, id: &str, size: Option<u32>) -> url::Url {
+        match size {
+            None => self.url(&["rest", "getCoverArt"], &[("id", id)]),
+            Some(size) => self.url(
+                &["rest", "getCoverArt"],
+                &[("id", id), ("size", &size.to_string())],
+            ),
+        }
+    }
+
+    pub async fn cover_art(&self, id: &str, size: Option<u32>) -> Result<Bytes, Error> {
         let (sender, receiver) = async_channel::bounded(1);
 
-        let future = request.send();
+        let future = self.client.get(self.cover_art_url(id, size)).send();
         runtime().spawn(async move {
             async fn perform(
                 response: Result<reqwest::Response, reqwest::Error>,
@@ -197,53 +238,6 @@ impl Client {
             .expect("could not receive cover art bytes from tokio")
     }
 
-    fn url(&self, path: &[&str], query: &[(&str, &str)]) -> url::Url {
-        let mut url = self.base_url.clone();
-        url.path_segments_mut()
-            // literally can't fail
-            .unwrap_or_else(|_| unsafe { std::hint::unreachable_unchecked() })
-            .extend(path);
-        url.query_pairs_mut().extend_pairs(query);
-        url
-    }
-
-    async fn get<T: serde::de::DeserializeOwned + Send + 'static>(
-        &self,
-        path: &[&str],
-        query: &[(&str, &str)],
-    ) -> Result<T, Error> {
-        self.send(self.client.get(self.url(path, query))).await
-    }
-
-    pub async fn ping(&self) -> Result<(), Error> {
-        self.get(&["rest", "ping"], &[]).await
-    }
-
-    pub async fn get_random_songs(&self, size: u32) -> Result<Vec<schema::Child>, Error> {
-        self.get::<schema::RandomSongsOuter>(
-            &["rest", "getRandomSongs"],
-            &[("size", &size.to_string())],
-        )
-        .await
-        .map(|response| response.random_songs.song)
-    }
-
-    pub fn cover_art_url(&self, id: &str, size: u32) -> url::Url {
-        if size == 0 {
-            self.url(&["rest", "getCoverArt"], &[("id", id)])
-        } else {
-            self.url(
-                &["rest", "getCoverArt"],
-                &[("id", id), ("size", &size.to_string())],
-            )
-        }
-    }
-
-    pub async fn cover_art(&self, id: &str, size: u32) -> Result<Bytes, Error> {
-        self.send_bytes(self.client.get(self.cover_art_url(id, size)))
-            .await
-    }
-
     pub fn stream_url(&self, id: &str) -> url::Url {
         self.url(&["rest", "stream"], &[("id", id)])
     }
diff --git a/src/ui/window.rs b/src/ui/window.rs
index d42900d..0b93b3b 100644
--- a/src/ui/window.rs
+++ b/src/ui/window.rs
@@ -482,7 +482,7 @@ mod imp {
                 .replace(Some(glib::spawn_future_local(async move {
                     let api = window.imp().api.borrow().as_ref().unwrap().clone();
                     let bytes = api
-                        .cover_art(&song_id, 0) // 0: full size
+                        .cover_art(&song_id, None) // full size
                         .await
                         .expect("could not load cover art for song {song_id}");