Add flash message

main/badge/assign.php

@@ -290,24 +290,26 @@ if ($form->validate()) {
                     $counter++;
                 }
             }
-
             if ($counter >= $requiredSkills) {
                 $bossList = UserManager::getStudentBossList($userId);
-                $url = api_get_path(WEB_CODE_PATH).'badge/assign.php?user='.$userId.'&id='.$parentId;
-                $link = Display::url($url, $url);
-                $subject = get_lang("StudentHadEnoughSkills");
-                $message = sprintf(
-                    get_lang("StudentXHadEnoughSkillsToGetSkillXToAssignClickHereX"),
-                    $user->getCompleteName(),
-                    $parentData['name'],
-                    $link
-                );
-                foreach ($bossList as $boss) {
-                    MessageManager::send_message_simple(
-                        $boss['boss_id'],
-                        $subject,
-                        $message
+                if (!empty($bossList)) {
+                    Display::addFlash(Display::return_message(get_lang('MessageSent')));
+                    $url = api_get_path(WEB_CODE_PATH).'badge/assign.php?user='.$userId.'&id='.$parentId;
+                    $link = Display::url($url, $url);
+                    $subject = get_lang("StudentHadEnoughSkills");
+                    $message = sprintf(
+                        get_lang("StudentXHadEnoughSkillsToGetSkillXToAssignClickHereX"),
+                        $user->getCompleteName(),
+                        $parentData['name'],
+                        $link
                     );
+                    foreach ($bossList as $boss) {
+                        MessageManager::send_message_simple(
+                            $boss['boss_id'],
+                            $subject,
+                            $message
+                        );
+                    }
                 }
             }
         }