feat(beatmap,beatmapset): get beatmap & beatmapset information by id

app/router/__init__.py

@@ -1,6 +1,12 @@
 from __future__ import annotations
 
-from . import me  # pyright: ignore[reportUnusedImport]  # noqa: F401
+from . import (  # pyright: ignore[reportUnusedImport]  # noqa: F401
+    beatmap,
+    beatmapset,
+    me,
+)
 from .api_router import router as api_router
 from .auth import router as auth_router
 from .signalr import signalr_router as signalr_router
+
+__all__ = ["api_router", "auth_router", "signalr_router"]

app/router/beatmap.py

@@ -0,0 +1,26 @@
+from __future__ import annotations
+
+from app.database import (
+    Beatmap,
+    BeatmapResp,
+    User as DBUser,
+)
+from app.dependencies.database import get_db
+from app.dependencies.user import get_current_user
+
+from .api_router import router
+
+from fastapi import Depends, HTTPException
+from sqlmodel import Session, select
+
+
+@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),
+):
+    beatmap = db.exec(select(Beatmap).where(Beatmap.id == bid)).first()
+    if not beatmap:
+        raise HTTPException(status_code=404, detail="Beatmap not found")
+    return BeatmapResp.from_db(beatmap)

app/router/beatmapset.py

@@ -0,0 +1,26 @@
+from __future__ import annotations
+
+from app.database import (
+    Beatmapset,
+    BeatmapsetResp,
+    User as DBUser,
+)
+from app.dependencies.database import get_db
+from app.dependencies.user import get_current_user
+
+from .api_router import router
+
+from fastapi import Depends, HTTPException
+from sqlmodel import Session, select
+
+
+@router.get("/beatmapsets/{sid}", tags=["beatmapset"], response_model=BeatmapsetResp)
+async def get_beatmapset(
+    sid: int,
+    current_user: DBUser = Depends(get_current_user),
+    db: Session = Depends(get_db),
+):
+    beatmapset = db.exec(select(Beatmapset).where(Beatmapset.id == sid)).first()
+    if not beatmapset:
+        raise HTTPException(status_code=404, detail="Beatmapset not found")
+    return BeatmapsetResp.from_db(beatmapset)