Better user group management and object observers

app/Handlers/Observer/RuleGroupObserver.php

@@ -0,0 +1,45 @@
+<?php
+/*
+ * RuleGroupObserver.php
+ * Copyright (c) 2023 james@firefly-iii.org
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace FireflyIII\Handlers\Observer;
+
+use FireflyIII\Models\RuleGroup;
+
+/**
+ * Class RuleGroupObserver
+ */
+class RuleGroupObserver
+{
+    /**
+     * @param RuleGroup $ruleGroup
+     *
+     * @return void
+     */
+    public function deleting(RuleGroup $ruleGroup): void
+    {
+        app('log')->debug('Observe "deleting" of a rule group.');
+        foreach ($ruleGroup->rules()->get() as $rule) {
+            $rule->delete();
+        }
+
+    }
+
+}