create datatable for observed item

app/Http/Requests/V3/ObservedItem/FilterRequest.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Http\Requests\V3\ObservedItem;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+class FilterRequest extends FormRequest
+{
+    /**
+     * Determine if the user is authorized to make this request.
+     */
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array<string, \Illuminate\Contracts\Validation\ValidationRule|array<mixed>|string>
+     */
+    public function rules(): array
+    {
+        return [
+            'start_date' => 'date_format:Y-m-d',
+            'end_date' => 'date_format:Y-m-d|after_or_equal:start_date',
+            'road_patrol_id' => 'numeric',
+            'item_id' => 'numeric',
+        ];
+    }
+
+    public function attributes(): array
+    {
+        return [
+            'start_date' => 'ساعت شروع گشت',
+            'end_date' => 'ساعت پایان گشت',
+        ];
+    }
+}