import { NextRequest, NextResponse } from 'next/server';
import { logger } from '@/lib/logger';
import { getStalwartCredentials } from '@/lib/stalwart/credentials';
import { bookResource, checkAvailability, getResource } from '@/lib/resources/client';

export async function POST(
  request: NextRequest,
  { params }: { params: Promise<{ id: string }> },
) {
  try {
    const creds = await getStalwartCredentials(request);
    if (!creds) {
      return NextResponse.json({ error: 'Not authenticated' }, { status: 401 });
    }

    const { id } = await params;
    const body = await request.json();
    const { start, end, eventId } = body;

    if (!start || !end) {
      return NextResponse.json({ error: 'start and end are required' }, { status: 400 });
    }

    const resource = await getResource(id);
    if (!resource) {
      return NextResponse.json({ error: 'Resource not found' }, { status: 404 });
    }

    const { available, conflicts } = await checkAvailability(id, start, end);
    if (!available) {
      return NextResponse.json({ error: 'Resource is not available for the requested time', conflicts }, { status: 409 });
    }

    const booking = await bookResource(id, start, end, creds.username, eventId);
    return NextResponse.json({ booking }, { status: 201 });
  } catch (error) {
    logger.error('Resource booking error', { error: error instanceof Error ? error.message : 'Unknown' });
    return NextResponse.json({ error: 'Internal server error' }, { status: 500 });
  }
}