import { NextResponse } from "next/server";
import { HOMEPAGE_TARGET } from "yt-dlp-transcript-common/publish/stamps";
import { enqueueAsks, lastJobOf, refusalsOf } from "../_publish";
import { ops, optBool, optPreviewBranch, opsFail, OpsInputError } from "../_lib";

export const dynamic = "force-dynamic";

// AN ALIAS (release 18): the homepage's build (forced), then with `deploy` its deploy. The body and the answer are the
// route's old ones; the work is publish stages on the publish queue
// (../_publish.ts), as `POST /api/ops/publish` {"verb": "homepage"} runs them.
//
// → { ok, jobId } — the run's last job (the deploy when there is one), as
// before; `previewUrl` with a preview.
export async function POST(request: Request) {
  return ops(request, ["deploy", "preview"], async (body) => {
    const deploy = optBool(body, "deploy") === true;
    const preview = optPreviewBranch(body);
    if (preview !== undefined && !deploy) {
      throw new OpsInputError('"preview" needs "deploy": true — a build alone deploys nothing');
    }
    const run = await enqueueAsks([
      {
        target: HOMEPAGE_TARGET,
        build: { force: true },
        ...(deploy
          ? { deploy: { where: preview ? ("preview" as const) : ("production" as const), ...(preview ? { preview } : {}), force: true } }
          : {}),
      },
    ]);
    const job = lastJobOf(run, HOMEPAGE_TARGET);
    if (!job) return opsFail(refusalsOf(run).map((r) => r.error).join("; ") || "nothing was enqueued");
    return NextResponse.json({
      ok: true,
      jobId: job.jobId,
      runId: run.runId,
      ...(job.previewUrl ? { previewUrl: job.previewUrl } : {}),
    });
  });
}

export function GET() {
  return NextResponse.json({ ok: false, error: "POST only" }, { status: 405 });
}