import { NextResponse } from 'next/server';
import { ImapFlow } from 'imapflow';
import { getServerSession } from 'next-auth';
import { authOptions } from '@/app/api/auth/[...nextauth]/route';
import { prisma } from '@/lib/prisma';

export async function POST(
  request: Request,
  { params }: { params: { id: string } }
) {
  try {
    const { id } = await Promise.resolve(params);
    
    // Authentication check
    const session = await getServerSession(authOptions);
    if (!session?.user?.id) {
      return NextResponse.json(
        { error: 'Unauthorized' },
        { status: 401 }
      );
    }

    // Get credentials from database
    const credentials = await prisma.mailCredentials.findUnique({
      where: {
        userId: session.user.id
      }
    });

    if (!credentials) {
      return NextResponse.json(
        { error: 'No mail credentials found. Please configure your email account.' },
        { status: 401 }
      );
    }

    // Create IMAP client
    const client = new ImapFlow({
      host: credentials.host,
      port: credentials.port,
      secure: true,
      auth: {
        user: credentials.email,
        pass: credentials.password,
      },
      logger: false,
      emitLogs: false,
      tls: {
        rejectUnauthorized: false
      }
    });
    
    try {
      await client.connect();
      
      // Open INBOX
      await client.mailboxOpen('INBOX');
      
      // Mark the email as read
      await client.messageFlagsAdd(id, ['\\Seen'], { uid: true });
      
      return NextResponse.json({ success: true });
    } finally {
      try {
        await client.logout();
      } catch (e) {
        console.error('Error during IMAP logout:', e);
      }
    }
  } catch (error) {
    console.error('Error marking email as read:', error);
    return NextResponse.json(
      { error: 'Failed to mark email as read' },
      { status: 500 }
    );
  }
}