From b17f7a1ce70b1087462002974962b163914b1e4d Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Thu, 10 Sep 2020 20:18:46 +0200
Subject: [PATCH] implement immutable datetime

---
 Models/Comment.php       | 6 +++---
 Models/CommentMapper.php | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Models/Comment.php b/Models/Comment.php
index cabc185..5804510 100755
--- a/Models/Comment.php
+++ b/Models/Comment.php
@@ -49,7 +49,7 @@ class Comment
      * @var \DateTime
      * @since 1.0.0
      */
-    private \DateTime $createdAt;
+    private \DateTimeImmutable $createdAt;
 
     /**
      * Comment list this comment belongs to
@@ -107,7 +107,7 @@ class Comment
     public function __construct()
     {
         $this->createdBy = new NullAccount();
-        $this->createdAt = new \DateTime();
+        $this->createdAt = new \DateTimeImmutable();
     }
 
     /**
@@ -311,7 +311,7 @@ class Comment
      *
      * @since 1.0.0
      */
-    public function getCreatedAt() : \DateTime
+    public function getCreatedAt() : \DateTimeInterface
     {
         return $this->createdAt;
     }
diff --git a/Models/CommentMapper.php b/Models/CommentMapper.php
index bd48a6e..00dc911 100755
--- a/Models/CommentMapper.php
+++ b/Models/CommentMapper.php
@@ -42,7 +42,7 @@ final class CommentMapper extends DataMapperAbstract
         'comments_comment_list'        => ['name' => 'comments_comment_list',        'type' => 'int',      'internal' => 'list'],
         'comments_comment_ref'         => ['name' => 'comments_comment_ref',         'type' => 'int',      'internal' => 'ref'],
         'comments_comment_created_by'  => ['name' => 'comments_comment_created_by',  'type' => 'int',      'internal' => 'createdBy', 'readonly' => true],
-        'comments_comment_created_at'  => ['name' => 'comments_comment_created_at',  'type' => 'DateTime', 'internal' => 'createdAt', 'readonly' => true],
+        'comments_comment_created_at'  => ['name' => 'comments_comment_created_at',  'type' => 'DateTimeImmutable', 'internal' => 'createdAt', 'readonly' => true],
     ];
 
     /**