create the lib module

server/app/lib/searchlib.py

@@ -0,0 +1,26 @@
+from typing import List
+from app import models, helpers
+from app.lib import albumslib
+from app import api
+
+
+def get_tracks(query: str) -> List[models.Track]:
+    """
+    Gets all songs with a given title.
+    """
+    tracks = [track for track in api.TRACKS if query.lower() in track.title.lower()]
+    return helpers.remove_duplicates(tracks)
+
+
+def get_search_albums(query: str) -> List[models.Album]:
+    """
+    Gets all songs with a given album.
+    """
+    return albumslib.search_albums_by_name(query)
+
+
+def get_artists(artist: str) -> List[models.Track]:
+    """
+    Gets all songs with a given artist.
+    """
+    return [track for track in api.TRACKS if artist.lower() in str(track.artists).lower()]