import { NextResponse } from 'next/server';
import { getDb } from '@/lib/mongodb';

export async function GET() {
  const db = await getDb();
  const categories = await db.collection('categories')
    .find()
    .sort({ name: 1 })
    .toArray();

  return NextResponse.json(categories);
}

export async function POST(request: Request) {
  const body = await request.json();
  const { name } = body;

  if (!name) {
    return NextResponse.json({ error: 'Name is required' }, { status: 400 });
  }

  const db = await getDb();
  const now = new Date();
  const result = await db.collection('categories').insertOne({
    name,
    createdAt: now,
    updatedAt: now,
  });

  return NextResponse.json({ _id: result.insertedId, name, createdAt: now, updatedAt: now }, { status: 201 });
}