Allow to define a new date if current is postponed

Relates: #8092

Classes/Domain/Model/Date.php

@@ -25,6 +25,11 @@ class Date extends AbstractEntity
      */
     protected $canceled = "no";
 
+    /**
+     * @var Date
+     */
+    protected $postponedDate;
+
     /**
      * @var \Wrm\Events\Domain\Model\Event
      */
@@ -121,4 +126,13 @@ class Date extends AbstractEntity
     {
         $this->canceled = $canceled;
     }
+
+    public function getPostponedDate(): ?Date
+    {
+        if ($this->getCanceled() === 'postponed') {
+            return $this->postponedDate;
+        }
+
+        return null;
+    }
 }

Configuration/TCA/tx_events_domain_model_date.php

@@ -23,7 +23,7 @@ return [
         'iconfile' => 'EXT:events/Resources/Public/Icons/tx_events_domain_model_date.svg'
     ],
     'types' => [
-        '1' => ['showitem' => 'sys_language_uid, l10n_parent, l10n_diffsource, hidden, start, end, canceled, event, --div--;LLL:EXT:frontend/Resources/Private/Language/locallang_ttc.xlf:tabs.access, starttime, endtime'],
+        '1' => ['showitem' => 'sys_language_uid, l10n_parent, l10n_diffsource, hidden, start, end, canceled, postponed_date, event, --div--;LLL:EXT:frontend/Resources/Private/Language/locallang_ttc.xlf:tabs.access, starttime, endtime'],
     ],
     'columns' => [
         'sys_language_uid' => [
@@ -162,6 +162,24 @@ return [
                 ],
             ],
         ],
+        'postponed_date' => [
+            'exclude' => true,
+            'label' => 'LLL:EXT:events/Resources/Private/Language/locallang_csh_date.xlf:tx_events_domain_model_date.postponed_date',
+            'displayCond' => 'FIELD:canceled:=:postponed',
+            'config' => [
+                'type' => 'select',
+                'renderType' => 'selectSingle',
+                'foreign_table' => 'tx_events_domain_model_date',
+                'foreign_table_where' => ' AND {#tx_events_domain_model_date}.{#event} = ###REC_FIELD_event###',
+                'default' => '0',
+                'items' => [
+                    '0' => [
+                        '0' => 'LLL:EXT:events/Resources/Private/Language/locallang_csh_date.xlf:tx_events_domain_model_date.postponed_date.0',
+                        '1' => '0',
+                    ],
+                ],
+            ],
+        ],
 
         'event' => array(
             'exclude' => 1,

Resources/Private/Language/de.locallang_csh_date.xlf

@@ -31,6 +31,14 @@
                 <source>Postponed</source>
                 <target>Verschoben</target>
             </trans-unit>
+            <trans-unit id="tx_events_domain_model_date.canceled.options.postponed_date">
+                <source>Postponed date</source>
+                <target>Verschoben auf folgendes Datum</target>
+            </trans-unit>
+            <trans-unit id="tx_events_domain_model_date.canceled.options.postponed_date.0">
+                <source>Not defined</source>
+                <target>Noch nicht definiert</target>
+            </trans-unit>
             <trans-unit id="tx_events_domain_model_date.event">
                 <source>Associated event</source>
                 <target>Verknüpfte Veranstaltungen</target>

Resources/Private/Language/locallang_csh_date.xlf

@@ -24,6 +24,12 @@
             <trans-unit id="tx_events_domain_model_date.canceled.options.postponed">
                 <source>Postponed</source>
             </trans-unit>
+            <trans-unit id="tx_events_domain_model_date.canceled.options.postponed_date">
+                <source>Postponed date</source>
+            </trans-unit>
+            <trans-unit id="tx_events_domain_model_date.canceled.options.postponed_date.0">
+                <source>Not defined</source>
+            </trans-unit>
             <trans-unit id="tx_events_domain_model_date.event">
                 <source>Associated event</source>
             </trans-unit>

ext_tables.sql

@@ -91,5 +91,6 @@ CREATE TABLE tx_events_domain_model_region (
 CREATE TABLE tx_events_domain_model_date (
 
     event int(11) unsigned DEFAULT '0' NOT NULL,
+    postponed_date int(11) unsigned DEFAULT '0' NOT NULL,
 
 );