feat: calculate number of days for email reminder

src/EventListener/EmailNotificationSubscriber.php

@@ -79,18 +79,20 @@ class EmailNotificationSubscriber implements EventSubscriberInterface
         $assignment = $disposition->getAssignment();
         $destination = $assignment->getDestination();
 
-        $dueDate = (new \DateTimeImmutable())->modify('+5 days');
+        $today = new \DateTimeImmutable();
+        $diffInDays = $destination->getDateFrom()->diff($today)->days;
 
-        if ($destination->getDateFrom() > $dueDate) {
+        if ($diffInDays < 1 || $diffInDays > 5) {
             return;
         }
 
         $this->mailer->createAndSendEmail([
             'disposition' => $disposition,
+            'diffInDays' => $diffInDays,
         ], [
             'to' => $teamer->getCommunication()->getEmail(),
             'subject' => 'Reminder: Dein Einsatz '.$destination,
-            'template' => 'email/reminder_pre_disposition.html.twig',
+            'template' => 'email/reminder_disposition.html.twig',
         ]);
     }
 

src/Service/Cron/DispositionReminderService.php

@@ -55,10 +55,11 @@ class DispositionReminderService
 
             $this->mailer->createAndSendEmail([
                 'disposition' => $disposition,
+                'diffInDays' => 5,
             ], [
                 'to' => $teamer->getCommunication()->getEmail(),
                 'subject' => 'Reminder: Dein Einsatz '.$destination,
-                'template' => 'email/reminder_pre_disposition.html.twig',
+                'template' => 'email/reminder_disposition.html.twig',
             ]);
         }