import { NextResponse } from 'next/server';
import { requireUser } from '@/lib/session';
import { engine } from '@/lib/engine';

export async function POST(request) {
  const user = await requireUser();
  if (!user) return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });

  const body = await request.json();
  if (!body.channelId || !body.url) {
    return NextResponse.json({ error: 'channelId and url required' }, { status: 400 });
  }

  try {
    const data = await engine.generateFromUrl(user.id, body);
    return NextResponse.json(data);
  } catch (err) {
    return NextResponse.json({ error: err.message }, { status: err.status || 500 });
  }
}