Add some experimental account endpoints using a package

app/Support/JsonApi/ValidateSortParameters.php

@@ -0,0 +1,43 @@
+<?php
+/*
+ * ValidateSortParameters.php
+ * Copyright (c) 2024 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/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Support\JsonApi;
+
+use LaravelJsonApi\Core\Query\SortFields;
+
+trait ValidateSortParameters
+{
+    function validateParams(string $class, SortFields $params): bool
+    {
+
+        $config = config(sprintf('firefly.full_data_set.%s', $class)) ?? [];
+
+        foreach ($params->all() as $field) {
+            if (in_array($field->name(), $config, true)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+}