import uuid

from fastapi import APIRouter, HTTPException

from app.db import SessionDep
from app.models import Job, JobStatus
from app.schemas import ScoreOut
from app.services.scoring import score_job

router = APIRouter()


@router.post("/score/{job_id}", response_model=ScoreOut)
async def score(job_id: uuid.UUID, session: SessionDep) -> ScoreOut:
    """Score every variant of a finished job with the model behind the registry alias."""
    job = await session.get(Job, job_id)
    if job is None:
        raise HTTPException(404, "job not found")
    if job.status != JobStatus.succeeded:
        raise HTTPException(409, f"job is {job.status.value}; only succeeded jobs can be scored")
    n, version = await score_job(job_id, session)
    return ScoreOut(job_id=job_id, scored=n, model_version=version)