redirect after login laravel

protected function authenticated(Request $request, $user) {
	 if ($user->role_id == 1) {
	 	return redirect('/admin');
	 } else if ($user->role_id == 2) {
	 	return redirect('/author');
	 } else {
	 	return redirect('/blog');
	 }
}

class RegisterController extends Controller
{
    protected $redirectTo = '/home';

    protected function redirectTo()
    {
        if (auth()->user()->role_id == 1) {
            return '/admin';
        }
        return '/home';
    }

}

$this->redirectTo = route('dashboard');

namespace App\Http\Controllers\Auth;

use App\Http\Controllers\Controller;

use Illuminate\Foundation\Auth\AuthenticatesUsers;

use Illuminate\Http\Request;

class LoginController extends Controller
{
/*
|--------------------------------------------------------------------------
| Login Controller
|--------------------------------------------------------------------------
|
| This controller handles authenticating users for the application and
| redirecting them to your home screen. The controller uses a trait
| to conveniently provide its functionality to your applications.
|
*/

use AuthenticatesUsers;


protected function authenticated(Request $request, $user)
{
if ( $user->isAdmin() ) {// do your magic here
    return redirect()->route('dashboard');
}

 return redirect('/home');
}
/**
 * Where to redirect users after login.
 *
 * @var string
 */
//protected $redirectTo = '/admin';

/**
 * Create a new controller instance.
 *
 * @return void
 */
public function __construct()
{
    $this->middleware('guest', ['except' => 'logout']);
}
}