first recommendation draft

app/store/homepage.py

@@ -0,0 +1,30 @@
+from app.models.mix import Mix
+from app.store.tracks import TrackStore
+from app.utils.auth import get_current_userid
+
+
+class HomepageStore:
+    entries = {
+        "artist_mixes": {},
+    }
+
+    @classmethod
+    def set_artist_mixes(cls, mixes: list[Mix], userid: int = 1):
+        idmap = {mix.id: mix for mix in mixes}
+        cls.entries["artist_mixes"][userid] = idmap
+
+    @classmethod
+    def get_artist_mixes(cls):
+        return [
+            {
+                "type": "mix",
+                "item": mix.to_dict(),
+            }
+            for mix in cls.entries["artist_mixes"]
+            .get(get_current_userid(), {})
+            .values()
+        ]
+
+    @classmethod
+    def get_mix(cls, mixtype: str, mixid: str):
+        return cls.entries[mixtype].get(get_current_userid(), {}).get(mixid).to_full_dict()