"""Read-only status history for restart-safe background jobs."""
from __future__ import annotations

import time

from fastapi import APIRouter, HTTPException

from core.database import background_job_get, background_job_list

router = APIRouter()


def _public_job(job: dict) -> dict:
    payload = dict(job)
    payload.pop("fingerprint", None)
    payload.pop("created", None)
    payload.pop("updated", None)
    payload["elapsed"] = round(time.time() - float(job.get("created") or time.time()), 1)
    return payload


@router.get("/api/jobs")
async def jobs_list(kind: str = "", limit: int = 50):
    return {"jobs": [_public_job(job) for job in background_job_list(kind, limit) if job]}


@router.get("/api/jobs/{job_id}")
async def jobs_get(job_id: str):
    job = background_job_get(job_id)
    if job is None:
        raise HTTPException(404, "Unknown or expired job")
    return _public_job(job)