@inertiapixel/nextjs-auth/dist/server/handlers.js

Authentication system for Next.js. Supports credentials and social login, JWT token management, and lifecycle hooks — designed to integrate with nodejs-auth for full-stack MERN apps.

import { NextResponse } from 'next/server';
import { SOCIAL_PROVIDERS } from '../types';
import { cleanUrl } from '../utils/common';
export const handlers = ({ apiBaseUrl }) => async function handler(req) {
    console.log('handlers hit');
    const segments = req.nextUrl.pathname.split('/');
    const provider = segments[segments.length - 1];
    if (!SOCIAL_PROVIDERS.includes(provider)) {
        return new NextResponse('Invalid OAuth provider', { status: 400 });
    }
    const code = req.nextUrl.searchParams.get('code');
    if (!code || !apiBaseUrl) {
        return new NextResponse(`<script>
          window.opener?.postMessage({
            error: ${!code ? "'Missing code'" : "'Missing apiBaseUrl'"}
          }, window.origin);
          window.close();
        </script>`, { status: 400, headers: { 'Content-Type': 'text/html' } });
    }
    const nodeApiUrl = cleanUrl(`${apiBaseUrl}/auth/${provider}`);
    try {
        const res = await fetch(nodeApiUrl, {
            method: 'POST',
            headers: { 'Content-Type': 'application/json' },
            body: JSON.stringify({ code }),
        });
        const data = await res.json();
        return new NextResponse(`<script>
          window.opener?.postMessage(${JSON.stringify(data)}, window.origin);
          window.close();
        </script>`, { headers: { 'Content-Type': 'text/html' } });
    }
    catch (err) {
        console.error(`[OAuth Callback Error] ${provider}:`, err);
        return new NextResponse(`<script>
          window.opener?.postMessage({ error: 'OAuth callback failed' }, window.origin);
          window.close();
        </script>`, { status: 500, headers: { 'Content-Type': 'text/html' } });
    }
};