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

app/Domains/Forms/Services/SaleFormService.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Domains\Forms\Services;
+
+use App\Domains\Purchase\Models\Purchase;
+
+class SaleFormService
+{
+    /** @return array{statuses: list<array{code: string, name: string}>} */
+    public function get(): array
+    {
+        $names = [
+            Purchase::STATUS_CREATED => 'Creada',
+            Purchase::STATUS_PENDING_PAYMENT => 'Esperando pago',
+            Purchase::STATUS_PAID => 'Confirmada',
+            Purchase::STATUS_CANCELLED => 'Cancelada',
+            Purchase::STATUS_REJECTED => 'Rechazada',
+            Purchase::STATUS_EXPIRED => 'Vencida',
+        ];
+
+        return [
+            'statuses' => array_map(
+                fn (string $status): array => [
+                    'code' => $status,
+                    'name' => $names[$status],
+                ],
+                Purchase::statuses(),
+            ),
+        ];
+    }
+}