// app/api/login/route.ts
import { NextResponse } from 'next/server';
import { AUTH_USERNAME, AUTH_PASSWORD, COOKIE_NAME, COOKIE_MAX_AGE } from '@/lib/constants';

export async function POST(request: Request) {
  try {
    const body = await request.json();
    const { username, password } = body;

    if (!username || !password) {
      return NextResponse.json(
        { error: 'Username and password are required' },
        { status: 400 }
      );
    }

    if (username === AUTH_USERNAME && password === AUTH_PASSWORD) {
      const response = NextResponse.json({ success: true });
      const isHttps = request.headers.get('x-forwarded-proto') === 'https' || request.url.startsWith('https:');
      response.cookies.set(COOKIE_NAME, 'ok', {
        httpOnly: true,
        secure: isHttps,
        sameSite: 'lax',
        maxAge: COOKIE_MAX_AGE,
        path: '/',
      });
      return response;
    }

    return NextResponse.json(
      { error: 'Invalid credentials' },
      { status: 401 }
    );
  } catch (error) {
    return NextResponse.json(
      { error: 'Invalid request' },
      { status: 400 }
    );
  }
}