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

export async function GET(request: Request) {
  try {
    // Verify user is authenticated
    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', credentials: null },
        { status: 404 }
      );
    }

    // Return only what's needed (especially the email)
    return NextResponse.json({
      credentials: {
        email: credentials.email,
        host: credentials.host,
        port: credentials.port
      }
    });
  } catch (error) {
    console.error('Error fetching credentials:', error);
    return NextResponse.json(
      { error: 'Failed to fetch credentials' },
      { status: 500 }
    );
  }
}