From bf2c63790c502a9202daae31b0623891175f3ff8 Mon Sep 17 00:00:00 2001
From: MateusKurten <51063432+MateusKurten@users.noreply.github.com>
Date: Fri, 2 Jun 2023 02:57:35 -0300
Subject: [PATCH] Fix blacklist empty values issue(#32)

---
 src/HistoryObserver.php | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/HistoryObserver.php b/src/HistoryObserver.php
index dded9d8..af4b1c2 100644
--- a/src/HistoryObserver.php
+++ b/src/HistoryObserver.php
@@ -44,10 +44,18 @@ public function updating($model)
          * Bypass restoring event
          */
         if(array_key_exists('deleted_at', $changes)) return;
+        /**
+         * Get meta values that will be stored
+         */
+        $meta = $model->getModelMeta('updating');
+        /**
+         * Bypass updating event when meta is empty
+         */
+        if (!$meta) return;
 
         $model->morphMany(History::class, 'model')->create([
             'message' => trans('panoscape::history.updating', ['model' => static::getModelName($model), 'label' => $model->getModelLabel()]),
-            'meta' => $model->getModelMeta('updating'),
+            'meta' => $meta,
             'user_id' => static::getUserID(),
             'user_type' => static::getUserType(),
             'performed_at' => time(),