import { NextRequest, NextResponse } from 'next/server';
import { db } from '@/app/db/drizzle';
import { emails } from '@/app/db/schema';
import { authenticate, getS3Client } from '@/app/lib/utils';
import { inArray } from 'drizzle-orm';
import { DeleteObjectCommand } from '@aws-sdk/client-s3';

export async function POST(req: NextRequest) {
  if (!authenticate(req)) return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });

  const { keys, bucket } = await req.json();

  if (!Array.isArray(keys) || keys.length === 0 || !bucket) {
    return NextResponse.json({ error: 'Invalid parameters' }, { status: 400 });
  }

  try {
    const s3 = getS3Client();

    // Delete from S3
    const deletePromises = keys.map(key =>
      s3.send(new DeleteObjectCommand({ Bucket: bucket, Key: key }))
        .catch(err => {
          console.error(`Failed to delete ${key} from S3:`, err);
          return null;
        })
    );

    await Promise.all(deletePromises);

    // Delete from database
    await db.delete(emails).where(inArray(emails.s3Key, keys));

    return NextResponse.json({ success: true, count: keys.length });
  } catch (error) {
    console.error('Error deleting emails:', error);
    return NextResponse.json({ error: 'Failed to delete emails' }, { status: 500 });
  }
}