update

app/Http/Controllers/Admin/CourseController.php

@@ -141,12 +141,8 @@ class CourseController extends BaseController
             });
         $list = $list->orderBy($all['sort_name'] ?? 'sign_status', $all['sort_type'] ?? 'asc');
         if (isset($all['is_export']) && !empty($all['is_export'])) {
-            $list = $list->get()->toArray();
-            $export_fields = $all['export_fields'] ?? [];
-            // 导出文件名字
-            $tableName = $this->model->getTable();
-            $filename = (new CustomForm())->getTableComment($tableName);
-            return Excel::download(new CommonExport($export_fields, $list), $filename . date('YmdHis') . '.xlsx');
+            $list = $list->limit(5000)->get()->toArray();
+            return Excel::download(new CommonExport($list, $all['export_fields'] ?? ''), $all['file_name'] ?? '' . date('YmdHis') . '.xlsx');
         } else {
             // 输出
             $list = $list->paginate($all['page_size'] ?? 20);