import { NextRequest, NextResponse } from 'next/server';
import { getSession } from '@/lib/session';
import { getPause, setPause } from '@/lib/repo';
import { toNumber } from '@/lib/validate';

export async function GET() {
  const session = await getSession();
  if (!session) return NextResponse.json({ error: 'Nicht angemeldet' }, { status: 401 });

  try {
    return NextResponse.json({ pause: getPause() });
  } catch (error) {
    console.error('GET /api/settings:', error);
    return NextResponse.json({ error: 'Datenbankfehler' }, { status: 500 });
  }
}

export async function PUT(request: NextRequest) {
  const session = await getSession();
  if (!session) return NextResponse.json({ error: 'Nicht angemeldet' }, { status: 401 });

  try {
    const body = await request.json();
    const pause = toNumber(body?.pause, NaN);
    if (isNaN(pause) || pause < 0 || pause > 24) {
      return NextResponse.json({ error: 'Ungültiger Pausenwert.' }, { status: 400 });
    }
    setPause(pause);
    return NextResponse.json({ pause });
  } catch (error) {
    console.error('PUT /api/settings:', error);
    return NextResponse.json({ error: 'Datenbankfehler' }, { status: 500 });
  }
}