[BUGFIX] Make import compliant to strict mode

Classes/Controller/BeElectorController.php

@@ -172,6 +172,7 @@ class BeElectorController extends AbstractProtectedBeController
             $elector->setLastName($electorImport->getLastName());
             $elector->setGender($electorImport->getGender());
             $elector->setEmail($electorImport->getEmail());
+            $elector->setElectionInvitations(0);
             $elector->addElectorate($electorImport->getElectorate());
             $this->electorRepository->add($elector);
             $this->electorImportRepository->remove($electorImport);

Classes/Domain/Model/Elector.php

@@ -73,7 +73,7 @@ class Elector extends AbstractPerson
      */
     public function getElectionInvitations()
     {
-        return $this->electionInvitations;
+        return $this->electionInvitations ?? 0;
     }
 
     /**
@@ -81,7 +81,7 @@ class Elector extends AbstractPerson
      */
     public function setElectionInvitations($electionInvitations)
     {
-        $this->electionInvitations = $electionInvitations;
+        $this->electionInvitations = $electionInvitations ?? 0;
     }
 
     /**

Classes/Domain/Model/ElectorImport.php

@@ -52,6 +52,13 @@ class ElectorImport extends AbstractPerson
         $this->setMiddleName($importInformation['middleName']);
         $this->setLastName($importInformation['lastName']);
         $this->setEmail($importInformation['email']);
-        $this->setGender($importInformation['gender']);
+        switch ($importInformation['gender']) {
+            case 'Male':
+                $this->setGender(1);
+            case 'Female':
+                $this->setGender(2);
+            default:
+                $this->setGender(0);
+        }
     }
 }