From 40fccc74343df46ace926c933a961ea2fae082bb Mon Sep 17 00:00:00 2001
From: Jean-Christian Denis <contact@jcdenis.fr>
Date: Sun, 20 Aug 2023 13:20:53 +0200
Subject: [PATCH] fix empty selection

---
 src/Config.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Config.php b/src/Config.php
index 5c0101c..15dc588 100644
--- a/src/Config.php
+++ b/src/Config.php
@@ -60,7 +60,9 @@ class Config extends Process
 
             // write settings
             foreach ($s->dump() as $key => $value) {
-                if (is_bool($value)) {
+                if (is_array($value) && empty($_POST[My::id() . $key])) {
+                    $s->set($key, []);
+                } elseif (is_bool($value)) {
                     $s->set($key, !empty($_POST[My::id() . $key]));
                 } else {
                     $s->set($key, $_POST[My::id() . $key] ?: $value);