AdminBundle/Controller/Admin/SecurityController.php

<?php

namespace Lc\AdminBundle\Controller\Admin;


use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Annotation\Route;
use Symfony\Component\Security\Http\Authentication\AuthenticationUtils;

class SecurityController extends AbstractController
{

    public function login(AuthenticationUtils $authenticationUtils): Response
    {
         if ($this->getUser()) {
             return $this->redirectToRoute('lc_');
         }

        // get the login error if there is one
        $error = $authenticationUtils->getLastAuthenticationError();
        // last username entered by the user
        $lastUsername = $authenticationUtils->getLastUsername();

            return $this->render('@EasyAdmin/page/login.html.twig', [
                    // parameters usually defined in Symfony login forms
                    'error' => $error,
                    'last_username' => $lastUsername,

                    // OPTIONAL parameters to customize the login form:

                    // the translation_domain to use (define this option only if you are
                    // rendering the login template in a regular Symfony controller; when
                    // rendering it from an EasyAdmin Dashboard this is automatically set to
                    // the same domain as the rest of the Dashboard)
                    'translation_domain' => 'admin',

                    // the title visible above the login form (define this option only if you are
                    // rendering the login template in a regular Symfony controller; when rendering
                    // it from an EasyAdmin Dashboard this is automatically set as the Dashboard title)
                    'page_title' => '<img src="assets/img/laclic.png" >',

                    // the string used to generate the CSRF token. If you don't define
                    // this parameter, the login form won't include a CSRF token
                    'csrf_token_intention' => 'authenticate',

                    // the URL users are redirected to after the login (default: '/admin')
                    'target_path' => $this->generateUrl('lc_admin_dashboard'),

                    // the label displayed for the username form field (the |trans filter is applied to it)
                    'username_label' => 'Your username',

                    // the label displayed for the password form field (the |trans filter is applied to it)
                    'password_label' => 'Your password',

                    // the label displayed for the Sign In form button (the |trans filter is applied to it)
                    'sign_in_label' => 'Log in',

                    // the 'name' HTML attribute of the <input> used for the username field (default: '_username')
                    'username_parameter' => 'email',

                    // the 'name' HTML attribute of the <input> used for the password field (default: '_password')
                    'password_parameter' => 'password',
            ]);
    }


    public function logout()
    {
        throw new \LogicException('This method can be blank - it will be intercepted by the logout key on your firewall.');
    }
}