middleware.ts

import { type NextRequest, NextResponse } from 'next/server'

import { auth } from '@/auth'

import type { TSession } from './app/lib/types'
import { ROUTE } from './config/constants/routes'

export default auth((req: NextRequest & { auth: TSession }) => {
  const url = req.nextUrl.clone()

  if (!req.auth) {
    url.pathname = ROUTE.SIGNIN

    return NextResponse.rewrite(url)
  }

  if (req.nextUrl.pathname === ROUTE.SIGNIN) {
    url.pathname = ROUTE.HOME

    return NextResponse.redirect(url)
  }

  return NextResponse.next()
})

export const config = {
  matcher: [
    /*
     * Match all request paths except for the ones starting with:
     * - api (API routes)
     * - _next/static (static files)
     * - _next/image (image optimization files)
     * - images (images folder)
     * - icons (icons folder)
     * - favicon.ico (favicon file)
     * - icon.png (icon file)
     * - apple-icon.png (Apple icon file)
     * - workbox* (service worker files)
     * - sw* (service worker files)
     * - sitemap.xml (sitemap file)
     * - robots.txt (robots file)
     * - manifest.webmanifest (web manifest file)
     */
    '/((?!api|_next/static|_next/image|images|icons|favicon.ico|icon.png|apple-icon.png|workbox.*|sw.*|sitemap.xml|robots.txt|manifest.webmanifest).*)',
  ],
}