feat: Implement sale management features including controllers, services, resources, and routes; add PDF generation for sales and modifications

app/Domains/Sale/Requests/AdminAppSaleIndexRequest.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Domains\Sale\Requests;
+
+use App\Domains\Purchase\Models\Purchase;
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Validation\Rule;
+
+class AdminAppSaleIndexRequest extends FormRequest
+{
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    /** @return array<string, list<string>> */
+    public function rules(): array
+    {
+        return [
+            'q' => ['sometimes', 'nullable', 'string', 'max:255'],
+            'id' => ['sometimes', 'nullable', 'integer', 'min:1'],
+            'sale_date' => ['sometimes', 'nullable', 'date_format:Y-m-d'],
+            'status' => ['sometimes', 'nullable', 'string', Rule::in(Purchase::statuses())],
+            'sort_by' => ['sometimes', 'string', 'in:id,date,customer_name,quantity,status,total'],
+            'sort_direction' => ['sometimes', 'string', 'in:asc,desc'],
+            'page' => ['sometimes', 'integer', 'min:1'],
+            'per_page' => ['sometimes', 'integer', 'min:1', 'max:100'],
+        ];
+    }
+}