[workflow][method] add method to get involved/suggested users

src/Bundle/ChillMainBundle/Entity/Workflow/EntityWorkflow.php

@@ -348,6 +348,22 @@ class EntityWorkflow implements TrackCreationInterface, TrackUpdateInterface
         return $this->transitionningStep;
     }
 
+    /**
+     * @return User[]
+     */
+    public function getUsersInvolved(): array
+    {
+        $usersInvolved = [];
+
+        foreach ($this->steps as $step) {
+            foreach ($step->getDestUser() as $u) {
+                $usersInvolved[$u->getId()] = $u;
+            }
+        }
+
+        return $usersInvolved;
+    }
+
     public function getWorkflowName(): string
     {
         return $this->workflowName;