Add buttons for deleting downloaded tracks from playlist or album

src/store/downloads/selectors.ts

@@ -0,0 +1,13 @@
+import { createSelector, EntityId } from '@reduxjs/toolkit';
+import { intersection } from 'lodash';
+import { AppState } from 'store';
+
+export const selectDownloadedTracks = (trackIds: EntityId[]) => (
+    createSelector(
+        (state: AppState) => state.downloads,
+        ({ entities, ids }) => {
+            return intersection(trackIds, ids)
+                .filter((id) => entities[id]?.isComplete);
+        }
+    )
+);