restructure session management

app/routers/songs.py

@@ -5,7 +5,7 @@ from sqlalchemy.orm import Session
 import app.models as models
 from app.database import get_db
 from app.schemas import Song
-from app.crud import get_songs_and_vote_for_user, create_or_update_vote, get_all_songs_and_votes
+from app.crud import get_songs_and_vote_for_session, create_or_update_vote, get_all_songs_and_votes
 
 router = APIRouter(
     prefix="/songs",
@@ -15,13 +15,13 @@ router = APIRouter(
 
 
 @router.get("/")
-async def get_songs(user_id: str = "", db: Annotated[Session, Depends(get_db)] = None) -> list[Song]:
-    return [Song(**s.__dict__, vote=v) for s, v in get_songs_and_vote_for_user(db, user_id)]
+async def get_songs(session_id: str = "", db: Annotated[Session, Depends(get_db)] = None) -> list[Song]:
+    return [Song(**s.__dict__, vote=v) for s, v in get_songs_and_vote_for_session(db, session_id)]
 
 
 @router.post("/{song_id}/vote")
-async def vote(song_id: str, user_id: str, vote: int, db: Annotated[Session, Depends(get_db)]):
-    create_or_update_vote(db, song_id, user_id, vote)
+async def vote(song_id: str, session_id: str, vote: int, db: Annotated[Session, Depends(get_db)]):
+    create_or_update_vote(db, song_id, session_id, vote)
 
 
 @router.get("/evaluation")