import { NextRequest, NextResponse } from "next/server";
import { sql } from "@/lib/db";
import { getPipelineQueue, JOB_OPTIONS } from "@/lib/queue";

export const runtime = "nodejs";

export async function POST(
  _req: NextRequest,
  { params }: { params: Promise<{ slug: string }> },
) {
  const { slug } = await params;

  const rows = await Promise.resolve(sql<{ geofabrik_url: string }[]>`
    SELECT geofabrik_url FROM cities WHERE slug = ${slug}
  `);

  if (rows.length === 0) {
    return NextResponse.json({ error: "City not found" }, { status: 404 });
  }

  const { geofabrik_url: geofabrikUrl } = rows[0];

  const [{ iter }] = await Promise.resolve(sql<{ iter: number }[]>`
    UPDATE cities SET status = 'pending', error_message = NULL,
      refresh_iter = refresh_iter + 1
    WHERE slug = ${slug}
    RETURNING refresh_iter AS iter
  `);

  const queue = getPipelineQueue();
  const job = await queue.add(
    "refresh-city",
    { type: "refresh-city", citySlug: slug, geofabrikUrl, iter },
    { ...JOB_OPTIONS["refresh-city"], jobId: `refresh-city.${slug}.${iter}` },
  );

  return NextResponse.json({ citySlug: slug, jobId: job.id }, { status: 202 });
}