import { NextResponse } from 'next/server';
import { cookies } from 'next/headers';
import { getUserById, getEmployeeById } from '@/lib/csv-db';

export async function GET() {
  try {
    const cookieStore = cookies();
    const sessionCookie = cookieStore.get('eigen_session');

    if (!sessionCookie?.value) {
      // Default demo superadmin session if no cookie yet
      const adminUser = await getUserById('USR-001');
      const adminEmployee = adminUser?.employee_id ? await getEmployeeById(adminUser.employee_id) : null;
      return NextResponse.json({
        authenticated: true,
        session: {
          user: adminUser,
          employee: adminEmployee,
        },
      });
    }

    const sessionData = JSON.parse(sessionCookie.value);
    return NextResponse.json({
      authenticated: true,
      session: sessionData,
    });
  } catch (error: any) {
    return NextResponse.json({ authenticated: false, session: null }, { status: 200 });
  }
}