From 20826daa186f44b554b46a892771f35af269a0f0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20B=C3=B6hmer?= <mail@jan-boehmer.de>
Date: Tue, 27 Jun 2023 00:18:47 +0200
Subject: [PATCH] Show a notice flash if the content of labels is empty

This implements the suggestion of issue #297
---
 src/Controller/LabelController.php | 5 +++++
 translations/messages.en.xlf       | 6 ++++++
 2 files changed, 11 insertions(+)

diff --git a/src/Controller/LabelController.php b/src/Controller/LabelController.php
index 7d98019d..f5da187e 100644
--- a/src/Controller/LabelController.php
+++ b/src/Controller/LabelController.php
@@ -126,6 +126,11 @@ class LabelController extends AbstractController
                     new FormError($this->translator->trans('label_generator.no_entities_found'))
                 );
             }
+
+            //When the profile lines are empty, show a notice flash
+            if (trim($form_options->getLines()) === '') {
+                $this->addFlash('notice', 'label_generator.no_lines_given');
+            }
         }
 
         return $this->render('label_system/dialog.html.twig', [
diff --git a/translations/messages.en.xlf b/translations/messages.en.xlf
index 820c74b4..11358786 100644
--- a/translations/messages.en.xlf
+++ b/translations/messages.en.xlf
@@ -11463,5 +11463,11 @@ Element 3</target>
         <target>Auto (decide based on system settings)</target>
       </segment>
     </unit>
+    <unit id="9N0N8aL" name="label_generator.no_lines_given">
+      <segment>
+        <source>label_generator.no_lines_given</source>
+        <target>No text content given! The labels will remain empty.</target>
+      </segment>
+    </unit>
   </file>
 </xliff>