From e5c47427be6511d199d7f0941c88b9276989021e 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/Calendar.php       | 6 +++---
 Models/CalendarMapper.php | 2 +-
 Models/Event.php          | 6 +++---
 Models/EventMapper.php    | 2 +-
 Models/Schedule.php       | 4 ++--
 Models/ScheduleMapper.php | 2 +-
 6 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/Models/Calendar.php b/Models/Calendar.php
index f0c2a8b..3a54433 100755
--- a/Models/Calendar.php
+++ b/Models/Calendar.php
@@ -56,7 +56,7 @@ class Calendar
      * @var \DateTime
      * @since 1.0.0
      */
-    private \DateTime $createdAt;
+    private \DateTimeImmutable $createdAt;
 
     /**
      * Current date of the calendar.
@@ -81,7 +81,7 @@ class Calendar
      */
     public function __construct()
     {
-        $this->createdAt = new \DateTime('now');
+        $this->createdAt = new \DateTimeImmutable('now');
         $this->date      = new SmartDateTime('now');
     }
 
@@ -200,7 +200,7 @@ class Calendar
      *
      * @since 1.0.0
      */
-    public function getCreatedAt() : \DateTime
+    public function getCreatedAt() : \DateTimeInterface
     {
         return $this->createdAt;
     }
diff --git a/Models/CalendarMapper.php b/Models/CalendarMapper.php
index 0152359..3df56fb 100755
--- a/Models/CalendarMapper.php
+++ b/Models/CalendarMapper.php
@@ -40,7 +40,7 @@ final class CalendarMapper extends DataMapperAbstract
         'calendar_id'          => ['name' => 'calendar_id',          'type' => 'int',      'internal' => 'id'],
         'calendar_name'        => ['name' => 'calendar_name',        'type' => 'string',   'internal' => 'name'],
         'calendar_description' => ['name' => 'calendar_description', 'type' => 'string',   'internal' => 'description'],
-        'calendar_created_at'  => ['name' => 'calendar_created_at',  'type' => 'DateTime', 'internal' => 'createdAt', 'readonly' => true],
+        'calendar_created_at'  => ['name' => 'calendar_created_at',  'type' => 'DateTimeImmutable', 'internal' => 'createdAt', 'readonly' => true],
     ];
 
     /**
diff --git a/Models/Event.php b/Models/Event.php
index c25799a..f5ea39a 100755
--- a/Models/Event.php
+++ b/Models/Event.php
@@ -58,7 +58,7 @@ class Event
      * @var \DateTime
      * @since 1.0.0
      */
-    private \DateTime $createdAt;
+    private \DateTimeImmutable $createdAt;
 
     /**
      * Creator.
@@ -128,7 +128,7 @@ class Event
     public function __construct()
     {
         $this->createdBy = new NullAccount();
-        $this->createdAt = new \DateTime('now');
+        $this->createdAt = new \DateTimeImmutable('now');
         $this->location  = new Location();
         $this->schedule  = new Schedule();
     }
@@ -242,7 +242,7 @@ class Event
      *
      * @since 1.0.0
      */
-    public function getCreatedAt() : \DateTime
+    public function getCreatedAt() : \DateTimeInterface
     {
         return $this->createdAt;
     }
diff --git a/Models/EventMapper.php b/Models/EventMapper.php
index 34dd548..7c3885f 100755
--- a/Models/EventMapper.php
+++ b/Models/EventMapper.php
@@ -43,7 +43,7 @@ final class EventMapper extends DataMapperAbstract
         'calendar_event_schedule'    => ['name' => 'calendar_event_schedule',    'type' => 'int',          'internal' => 'schedule'],
         'calendar_event_calendar'    => ['name' => 'calendar_event_calendar',    'type' => 'int',          'internal' => 'calendar'],
         'calendar_event_created_by'  => ['name' => 'calendar_event_created_by',  'type' => 'int',          'internal' => 'createdBy', 'readonly' => true],
-        'calendar_event_created_at'  => ['name' => 'calendar_event_created_at',  'type' => 'DateTime',     'internal' => 'createdAt', 'readonly' => true],
+        'calendar_event_created_at'  => ['name' => 'calendar_event_created_at',  'type' => 'DateTimeImmutable', 'internal' => 'createdAt', 'readonly' => true],
     ];
 
     /**
diff --git a/Models/Schedule.php b/Models/Schedule.php
index b64789f..fc76e79 100755
--- a/Models/Schedule.php
+++ b/Models/Schedule.php
@@ -122,7 +122,7 @@ class Schedule
      * @var \DateTime
      * @since 1.0.0
      */
-    private \DateTime $createdAt;
+    private \DateTimeImmutable $createdAt;
 
     /**
      * Created by.
@@ -140,7 +140,7 @@ class Schedule
     public function __construct()
     {
         $this->createdBy = new NullAccount();
-        $this->createdAt = new \DateTime('now');
+        $this->createdAt = new \DateTimeImmutable('now');
         $this->start     = new \DateTime('now');
         $this->end       = new \DateTime('now');
         $this->end->setTimestamp($this->end->getTimestamp() + $this->duration);
diff --git a/Models/ScheduleMapper.php b/Models/ScheduleMapper.php
index 5adc4ba..f92f43d 100755
--- a/Models/ScheduleMapper.php
+++ b/Models/ScheduleMapper.php
@@ -45,7 +45,7 @@ final class ScheduleMapper extends DataMapperAbstract
         'schedule_start'                  => ['name' => 'schedule_start',                  'type' => 'DateTime', 'internal' => 'start'],
         'schedule_duration'               => ['name' => 'schedule_duration',               'type' => 'int',      'internal' => 'duration'],
         'schedule_end'                    => ['name' => 'schedule_end',                    'type' => 'DateTime', 'internal' => 'end'],
-        'schedule_created_at'             => ['name' => 'schedule_created_at',             'type' => 'DateTime', 'internal' => 'createdAt', 'readonly' => true],
+        'schedule_created_at'             => ['name' => 'schedule_created_at',             'type' => 'DateTimeImmutable', 'internal' => 'createdAt', 'readonly' => true],
         'schedule_created_by'             => ['name' => 'schedule_created_by',             'type' => 'int',      'internal' => 'createdBy', 'readonly' => true],
     ];