from fastapi import APIRouter, Response

from server.services.covers import covers

router = APIRouter(prefix="/api/covers")


@router.get("/{digest}")
def cover(digest: str):
    try:
        data, media = covers.read(digest)
    except RuntimeError as exc:
        from fastapi import HTTPException
        raise HTTPException(status_code=404, detail=str(exc)) from exc
    return Response(
        content=data,
        media_type=media,
        headers={"Cache-Control": "public, max-age=31536000, immutable"},
    )