display informative modale to user, customable by admin, only 1 active at a time

config/packages/sonata_admin.yaml

@@ -342,7 +342,7 @@ sonata_admin:
             sonata.admin.informationPopup:
                 keep_open:       false
                 on_top:          true
-                label:           "Popup d'information"
+                label:           "Popups d'information"
                 label_catalogue: SonataAdminBundle
                 icon:            '<i class="fa fa-exclamation-circle"></i>'
                 items:

config/services.yaml

@@ -686,8 +686,8 @@ services:
         tags:
             - name: sonata.admin
               manager_type: orm
-              group: "Popup d'information"
-              label: "Popup d'information"
+              group: "Popups d'information"
+              label: "Popups d'information"
         public: true
 
     sonata.media.provider.csv:

src/Admin/InformationPopupAdmin.php

@@ -16,8 +16,6 @@ use FOS\CKEditorBundle\Form\Type\CKEditorType;
  * et s'ouvrent automatiquement au lancement de l'application, 
  * tant que l'utilisateur n'a pas cliqué sur le bouton de confirmation
  * 
- * TODO: make sure only one popup is active at a given time (use post save hook)
- *
  * KOHINOS : Outil de gestion de Monnaie Locale Complémentaire
  */
 class InformationPopupAdmin extends AbstractAdmin
@@ -53,6 +51,38 @@ class InformationPopupAdmin extends AbstractAdmin
         ]);
     }
 
+    public function postPersist($informationPopup)
+    {
+        $this->disableOtherPopups($informationPopup);
+    }
+
+    public function preUpdate($informationPopup)
+    {
+        $this->disableOtherPopups($informationPopup);
+    }
+
+    /**
+     * Only one popup should be enabled at a time.
+     * If enableling a popup in the admin, disable the rest.
+     */
+    private function disableOtherPopups($informationPopup)
+    {
+        if (true == $informationPopup->getEnabled()) {
+            $em = $this->getConfigurationPool()->getContainer()->get('doctrine')->getManager();
+    
+            $qb = $em->createQueryBuilder();
+            
+            $qb->update('App\Entity\InformationPopup', 'e')
+                ->set('e.enabled', ':newValue')
+                ->where('e.id != :id')
+                ->setParameter('newValue', 0)
+                ->setParameter('id', $informationPopup->getId());
+        
+            $query = $qb->getQuery();
+            $query->execute();
+        }
+    }
+
     protected function configureDatagridFilters(DatagridMapper $datagrid): void
     {
         $datagrid

src/Entity/InformationPopup.php

@@ -61,6 +61,11 @@ class InformationPopup
         $this->informationPopupUsers = new ArrayCollection();
     }
 
+    public function __toString(): string
+    {
+        return $this->getTitle();
+    }
+
     public function getId()
     {
         return $this->id;