Ajoute la gateway des commentaires et corrige les vues

src/Silex/Controller/UserController.php

@@ -19,6 +19,13 @@ class UserController
     {
         $newsId = intval($params['id']);
         $news = $di->getNewsGateway()->getById($newsId);
-        return new HttpResponse(200, 'home', ['news' => $news]);
+        return new HttpResponse(200, 'newsView', ['news' => $news]);
+    }
+
+    public function viewPostComments(DI $di, array $params): HttpResponse
+    {
+        $newsId = intval($params['id']);
+        $comments = $di->getCommentGateway()->getByNewsId($newsId);
+        return new HttpResponse(200, 'comment', ['comments' => $comments]);
     }
 }

src/Silex/DI/DI.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace Silex\DI;
 
 use Silex\Gateway\NewsGateway;
+use Silex\Gateway\CommentGateway;
 use PDO;
 use Silex\Gateway\UserGateway;
 use Silex\Router\Router;
@@ -15,6 +16,7 @@ class DI
     private Router $router;
     private ?PDO $pdo = null;
     private ?NewsGateway $newsGateway = null;
+    private ?CommentGateway $commentGateway = null;
     private ?UserGateway $userGateway = null;
     private ?Security $security = null;
 
@@ -53,6 +55,14 @@ class DI
         return $this->security;
     }
 
+    public function getCommentGateway(): CommentGateway
+    {
+        if ($this->commentGateway === null) {
+            $this->commentGateway = new CommentGateway($this->getPDO());
+        }
+        return $this->commentGateway;
+    }
+
     private function getPDO(): PDO
     {
         if ($this->pdo === null) {

src/Silex/Gateway/CommentGateway.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Silex\Gateway;
+
+use DateTime;
+use PDO;
+use Silex\Model\Comment;
+
+class CommentGateway
+{
+	private PDO $pdo;
+
+    public function __construct(PDO $pdo)
+    {
+        $this->pdo = $pdo;
+    }
+
+    /**
+     * @return Comment[]
+     */
+    public function getByNewsId(int $id): array 
+    {
+        $req = $this->pdo->prepare('SELECT * FROM comment WHERE news_id = :id ORDER BY publication_date DESC');
+        $req->bindValue(':id', $id, PDO::PARAM_INT);
+        if (!$req->execute()) {
+            return [];
+        }
+        $comments = [];
+        while ($data = $req->fetch()) {
+            $comments[] = $this->createComment($data);
+        }
+        return $comments;
+    }
+
+    private function createComment(array $data): Comment
+    {
+        return new Comment(intval($data['id_comment']),intval($data['news_id']), DateTime::createFromFormat('Y-m-d H:i:s', $data['publication_date']), $data['content'], intval($data['author_id']));
+    }
+}

src/Silex/Gateway/NewsGateway.php

@@ -49,6 +49,7 @@ class NewsGateway
         return $news;
     }
 
+
     private function createNews(array $data): News
     {
         return new News($data['title'], $data['content'], DateTime::createFromFormat('Y-m-d H:i:s', $data['publication_date']));

src/Silex/Model/Comment.php

@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Silex\Model;
+
+use DateTime;
+
+class Comment
+{
+	private int $idComment;
+	private int $newsId;
+	private DateTime $publicationDate;
+	private string $content;
+	private int $authorId;
+
+	public function __construct(int $idComment, int $newsId, DateTime $publicationDate, string $content, int $authorId)
+    {
+        $this->idComment = $idComment;
+        $this->newsId = $newsId;
+        $this->publicationDate = $publicationDate;
+        $this->content = $content;
+        $this->authorId = $authorId;
+    }
+
+    public function getCommentId(): int
+    {
+        return $this->idComment;
+    }
+
+    public function getNewsId(): int
+    {
+    	return $this->newsId;
+    }
+
+    public function getPublicationDate(): DateTime
+    {
+        return $this->publicationDate;
+    }
+
+    public function getContent(): string
+    {
+        return $this->content;
+    }
+
+    public function getAuthorId(): int
+    {
+    	return $this->authorId;
+    }
+}