Segment view contract export option

app/Http/Requests/ExportSegmentContractsRequest.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Http\Requests;
+
+use App\Exports\SegmentContractsExport;
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Validation\Rule;
+
+class ExportSegmentContractsRequest extends FormRequest
+{
+    public const SCOPE_CURRENT = 'current';
+
+    public const SCOPE_ALL = 'all';
+
+    public function authorize(): bool
+    {
+        return $this->user() !== null;
+    }
+
+    public function rules(): array
+    {
+        $columnRule = Rule::in(SegmentContractsExport::allowedColumns());
+
+        return [
+            'scope' => ['required', Rule::in([self::SCOPE_CURRENT, self::SCOPE_ALL])],
+            'columns' => ['required', 'array', 'min:1'],
+            'columns.*' => ['string', $columnRule],
+            'search' => ['nullable', 'string', 'max:255'],
+            'client' => ['nullable', 'string', 'max:64'],
+            'page' => ['nullable', 'integer', 'min:1'],
+            'per_page' => ['nullable', 'integer', 'min:1', 'max:200'],
+        ];
+    }
+
+    protected function prepareForValidation(): void
+    {
+        $this->merge([
+            'client' => $this->input('client') ?? $this->input('client_id'),
+            'per_page' => $this->input('per_page') ?? $this->input('perPage'),
+        ]);
+    }
+}