Refactor Controller class

composer.json

@@ -46,6 +46,7 @@
         "symfony/yaml": "6.4.*",
         "symfonycorp/platformsh-meta": "^1.0",
         "twig/extra-bundle": "^2.12|^3.0",
+        "twig/intl-extra": "^3",
         "twig/twig": "^2.12|^3.0"
     },
     "config": {

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "4a519caa6276f3bc3a66cec485313e3b",
+    "content-hash": "8c1a998d0fd531901efdf4231f51010e",
     "packages": [
         {
             "name": "blackfire/php-sdk",
@@ -7812,6 +7812,70 @@
             ],
             "time": "2024-05-11T07:35:57+00:00"
         },
+        {
+            "name": "twig/intl-extra",
+            "version": "v3.10.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/twigphp/intl-extra.git",
+                "reference": "693f6beb8ca91fc6323e01b3addf983812f65c93"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/twigphp/intl-extra/zipball/693f6beb8ca91fc6323e01b3addf983812f65c93",
+                "reference": "693f6beb8ca91fc6323e01b3addf983812f65c93",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.2.5",
+                "symfony/intl": "^5.4|^6.4|^7.0",
+                "twig/twig": "^3.10"
+            },
+            "require-dev": {
+                "symfony/phpunit-bridge": "^6.4|^7.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Twig\\Extra\\Intl\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com",
+                    "homepage": "http://fabien.potencier.org",
+                    "role": "Lead Developer"
+                }
+            ],
+            "description": "A Twig extension for Intl",
+            "homepage": "https://twig.symfony.com",
+            "keywords": [
+                "intl",
+                "twig"
+            ],
+            "support": {
+                "source": "https://github.com/twigphp/intl-extra/tree/v3.10.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/twig/twig",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2024-05-11T07:35:57+00:00"
+        },
         {
             "name": "twig/twig",
             "version": "v3.10.3",

src/Controller/Admin/CommentCrudController.php

@@ -3,10 +3,17 @@
 namespace App\Controller\Admin;
 
 use App\Entity\Comment;
+use EasyCorp\Bundle\EasyAdminBundle\Config\Crud;
+use EasyCorp\Bundle\EasyAdminBundle\Config\Filters;
 use EasyCorp\Bundle\EasyAdminBundle\Controller\AbstractCrudController;
+use EasyCorp\Bundle\EasyAdminBundle\Field\AssociationField;
+use EasyCorp\Bundle\EasyAdminBundle\Field\DateTimeField;
+use EasyCorp\Bundle\EasyAdminBundle\Field\EmailField;
 use EasyCorp\Bundle\EasyAdminBundle\Field\IdField;
+use EasyCorp\Bundle\EasyAdminBundle\Field\TextareaField;
 use EasyCorp\Bundle\EasyAdminBundle\Field\TextEditorField;
 use EasyCorp\Bundle\EasyAdminBundle\Field\TextField;
+use EasyCorp\Bundle\EasyAdminBundle\Filter\EntityFilter;
 
 class CommentCrudController extends AbstractCrudController
 {
@@ -15,14 +22,42 @@ class CommentCrudController extends AbstractCrudController
         return Comment::class;
     }
 
-    /*
+    public function configureCrud(Crud $crud): Crud
+    {
+        return $crud
+            ->setEntityLabelInSingular('Conference Comment')
+            ->setEntityLabelInPlural('Conference Comments')
+            ->setSearchFields(['author', 'text', 'email'])
+            ->setDefaultSort(['createdAt' => 'DESC'])
+        ;
+    }
+
+    public function configureFilters(Filters $filters): Filters
+    {
+        return $filters
+            ->add(EntityFilter::new('conference'));
+    }
+
     public function configureFields(string $pageName): iterable
     {
-        return [
-            IdField::new('id'),
-            TextField::new('title'),
-            TextEditorField::new('description'),
-        ];
+        yield AssociationField::new('conference');
+        yield TextField::new('author');
+        yield EmailField::new('email');
+        yield TextareaField::new('text')
+            ->hideOnIndex()
+        ;
+        yield TextField::new('photoFilename')
+            ->onlyOnIndex()
+        ;
+
+        $createdAt = DateTimeField::new('createdAt')->setFormTypeOptions([
+            'years' => range(date('Y'), date('Y') + 5),
+            'widget' => 'single_text',
+        ]);
+        if(Crud::PAGE_EDIT === $pageName) {
+            yield $createdAt->setFormTypeOption('disabled', true);
+        } else {
+            yield $createdAt;
+        }
     }
-    */
 }

src/Controller/ConferenceController.php

@@ -2,22 +2,36 @@
 
 namespace App\Controller;
 
+use App\Entity\Conference;
+use App\Repository\CommentRepository;
+use App\Repository\ConferenceRepository;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Routing\Attribute\Route;
+use Twig\Environment;
 
 class ConferenceController extends AbstractController
 {
     #[Route('/', name: 'homepage')]
-    public function index(): Response
+    public function index(ConferenceRepository $conferenceRepository): Response
     {
-        return new Response(<<<EOF
-            <html>
-                <body>
-                    <img src="/images/under-construction.gif" />
-                </body>
-            </html>
-            EOF
-        );
+        return $this->render('conference/index.html.twig', [
+            'conferences' => $conferenceRepository->findAll(),
+        ]);
+    }
+
+    #[Route('/conference/{id}', name: 'conference')]
+    public function show(Request $request, Conference $conference, CommentRepository $commentRepository): Response
+    {
+        $offset = max(0, $request->query->getInt('offset', 0));
+        $paginator = $commentRepository->getCommentPaginator($conference, $offset);
+
+        return $this->render('conference/show.html.twig', [
+            'conference' => $conference,
+            'comments' => $paginator,
+            'previous' => $offset - CommentRepository::COMMENTS_PER_PAGE,
+            'next' => min(count($paginator), $offset + CommentRepository::COMMENTS_PER_PAGE)
+        ]);
     }
 }

src/Repository/CommentRepository.php

@@ -3,19 +3,37 @@
 namespace App\Repository;
 
 use App\Entity\Comment;
+use App\Entity\Conference;
 use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
 use Doctrine\Persistence\ManagerRegistry;
+use Doctrine\ORM\Tools\Pagination\Paginator;
 
 /**
  * @extends ServiceEntityRepository<Comment>
  */
 class CommentRepository extends ServiceEntityRepository
 {
+    public const COMMENTS_PER_PAGE = 2;
+
     public function __construct(ManagerRegistry $registry)
     {
         parent::__construct($registry, Comment::class);
     }
 
+    public function getCommentPaginator(Conference $conference, int $offset): Paginator
+    {
+        $query = $this->createQueryBuilder('c')
+            ->andWhere('c.conference = :conference')
+            ->setParameter('conference', $conference)
+            ->orderBy('c.createdAt', 'DESC')
+            ->setMaxResults(self::COMMENTS_PER_PAGE)
+            ->setFirstResult($offset)
+            ->getQuery()
+        ;
+
+        return new Paginator($query);
+    }
+
     //    /**
     //     * @return Comment[] Returns an array of Comment objects
     //     */

templates/conference/index.html.twig

@@ -1,20 +1,14 @@
 {% extends 'base.html.twig' %}
 
-{% block title %}Hello ConferenceController!{% endblock %}
+{% block title %}Conference Guestbook{% endblock %}
 
 {% block body %}
-<style>
-    .example-wrapper { margin: 1em auto; max-width: 800px; width: 95%; font: 18px/1.5 sans-serif; }
-    .example-wrapper code { background: #F5F5F5; padding: 2px 6px; }
-</style>
+    <h2>Give your feedback!</h2>
 
-<div class="example-wrapper">
-    <h1>Hello {{ controller_name }}! ✅</h1>
-
-    This friendly message is coming from:
-    <ul>
-        <li>Your controller at <code>/home/pablo_rodriguez/guestbook/src/Controller/ConferenceController.php</code></li>
-        <li>Your template at <code>/home/pablo_rodriguez/guestbook/templates/conference/index.html.twig</code></li>
-    </ul>
-</div>
+    {% for conference in conferences %}
+        <h4>{{ conference }}</h4>
+        <p>
+            <a href="{{ path('conference', { id: conference.id }) }}">View</a>
+        </p>
+    {% endfor %}
 {% endblock %}

templates/conference/show.html.twig

@@ -0,0 +1,33 @@
+{% extends 'base.html.twig' %}
+
+{% block title %}Conference Guestbook - {{ conference }}{% endblock %}
+
+{% block body %}
+    <h2>{{ conference }} Conference<h2>
+
+    {% if comments|length > 0 %}
+        <div>There are {{ comments|length }} comments.</div>
+
+        {% for comment in comments %}
+            {% if comment.photoFilename %}
+                <img src="{{ asset('uploads/photos/' ~ comment.photofilename) }}" style="max-width: 200px"/>
+            {% endif %}
+
+            <h4>{{ comment.author }}</h4>
+            <small>
+                {{ comment.createdAt|format_datetime('medium', 'short') }}
+            </small>
+
+            <p>{{ comment.text }}</p>
+        {% endfor %}
+
+        {% if previous >= 0 %}
+            <a href="{{ path('conference', { id: conference.id, offset: previous }) }}">Previous</a>
+        {% endif %}
+        {% if next < comments|length %}
+            <a href="{{ path('conference', { id: conference.id, offset: next }) }}">Next</a>
+        {% endif %}
+    {% else %}
+        <div>No comments have been posted yet for this conference.</div>
+    {% endif %}
+{% endblock %}