修复一些错误

app/Http/Controllers/Purchase/PurchaseOrderController.php

@@ -252,19 +252,15 @@ class PurchaseOrderController extends BaseController
      * @throws
      */
     #[GetRoute(route: '/{id}/export', authorize: 'export', where: ['id' => '[0-9]+'])]
-    public function export(int $id, Request $request): Response
+    public function export(int $id): Response
     {
         $purchase = PurchaseOrderModel::find($id);
         if (empty($purchase)) {
             throw new RepositoryException('采购单不存在');
         }
-        $type = (string) $request->query('type', 'all');
-        if (! in_array($type, ['all', 'category'], true)) {
-            throw new RepositoryException('导出类型参数不正确（all 全品类 / category 蔬果分类）');
-        }
 
         return Excel::download(
-            new PurchaseOrderExport($purchase, $type),
+            new PurchaseOrderExport($purchase),
             $purchase->purchase_no . '_采购单.xlsx',
         );
     }