improved request handling

app/Api/V1/Requests/DateRangeRequest.php

@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * Copyright (c) 2021 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\Api\V1\Requests;
+
+use FireflyIII\Exceptions\ValidationException;
+use FireflyIII\Support\Request\ChecksLogin;
+use FireflyIII\Support\Request\ConvertsDataTypes;
+use Illuminate\Foundation\Http\FormRequest;
+
+class DateRangeRequest extends ApiRequest
+{
+    public function rules(): array
+    {
+        return [
+            'start' => 'date|after:1970-01-02|before:2038-01-17|before:end|required_with:end|' . $this->required,
+            'end'   => 'date|after:1970-01-02|before:2038-01-17|after:start|required_with:start|' . $this->required,
+        ];
+    }
+
+    public function withValidator(Validator $validator): void
+    {
+        $validator->after(
+            function (Validator $validator): void {
+                if (!$validator->valid()) {
+                    return;
+                }
+                $start = $this->getCarbonDate('start')?->startOfDay();
+                $end   = $this->getCarbonDate('end')?->endOfDay();
+
+                $this->attributes->set('start', $start);
+                $this->attributes->set('end', $end);
+            }
+        );
+    }
+}