refactor(database): use asyncio

app/router/beatmap.py

@@ -5,6 +5,7 @@ from app.database import (
     BeatmapResp,
     User as DBUser,
 )
+from app.database.beatmapset import Beatmapset
 from app.dependencies.database import get_db
 from app.dependencies.user import get_current_user
 
@@ -12,16 +13,24 @@ from .api_router import router
 
 from fastapi import Depends, HTTPException, Query
 from pydantic import BaseModel
-from sqlmodel import Session, col, select
+from sqlalchemy.orm import joinedload
+from sqlmodel import col, select
+from sqlmodel.ext.asyncio.session import AsyncSession
 
 
 @router.get("/beatmaps/{bid}", tags=["beatmap"], response_model=BeatmapResp)
 async def get_beatmap(
     bid: int,
     current_user: DBUser = Depends(get_current_user),
-    db: Session = Depends(get_db),
+    db: AsyncSession = Depends(get_db),
 ):
-    beatmap = db.exec(select(Beatmap).where(Beatmap.id == bid)).first()
+    beatmap = (
+        await db.exec(
+            select(Beatmap)
+            .options(joinedload(Beatmap.beatmapset).selectinload(Beatmapset.beatmaps))  # pyright: ignore[reportArgumentType]
+            .where(Beatmap.id == bid)
+        )
+    ).first()
     if not beatmap:
         raise HTTPException(status_code=404, detail="Beatmap not found")
     return BeatmapResp.from_db(beatmap)
@@ -36,16 +45,30 @@ class BatchGetResp(BaseModel):
 async def batch_get_beatmaps(
     b_ids: list[int] = Query(alias="id", default_factory=list),
     current_user: DBUser = Depends(get_current_user),
-    db: Session = Depends(get_db),
+    db: AsyncSession = Depends(get_db),
 ):
     if not b_ids:
         # select 50 beatmaps by last_updated
-        beatmaps = db.exec(
-            select(Beatmap).order_by(col(Beatmap.last_updated).desc()).limit(50)
+        beatmaps = (
+            await db.exec(
+                select(Beatmap)
+                .options(
+                    joinedload(Beatmap.beatmapset).selectinload(Beatmapset.beatmaps)  # pyright: ignore[reportArgumentType]
+                )
+                .order_by(col(Beatmap.last_updated).desc())
+                .limit(50)
+            )
         ).all()
     else:
-        beatmaps = db.exec(
-            select(Beatmap).where(col(Beatmap.id).in_(b_ids)).limit(50)
+        beatmaps = (
+            await db.exec(
+                select(Beatmap)
+                .options(
+                    joinedload(Beatmap.beatmapset).selectinload(Beatmapset.beatmaps)  # pyright: ignore[reportArgumentType]
+                )
+                .where(col(Beatmap.id).in_(b_ids))
+                .limit(50)
+            )
         ).all()
 
     return BatchGetResp(beatmaps=[BeatmapResp.from_db(bm) for bm in beatmaps])