feat(menu): add toggle buttons for menu folding and unfolding

- Add a new button for toggling menu folding and unfolding
- Implement functionality to fold and unfold all menu items
- Update button text and icon based on current state (folded/unfolded)

app/admin/view/system/menu/index.html

@@ -20,4 +20,5 @@
     <button class="layui-btn layui-btn-sm layuimini-btn-primary" data-treetable-refresh><i class="fa fa-refresh"></i></button>
     <button class="layui-btn layui-btn-normal layui-btn-sm {if !auth('system.menu/add')}layui-hide{/if}" data-open="system.menu/add" data-title="添加"><i class="fa fa-plus"></i> 添加</button>
     <button class="layui-btn layui-btn-sm layui-btn-danger {if !auth('system.menu/delete')}layui-hide{/if}" data-url="system.menu/delete" data-treetable-delete="currentTableRenderId"><i class="fa fa-trash-o"></i> 删除</button>
+    <button class="layui-btn layui-btn-sm" type="button" data-treetable-arrow data-arrow="up"><i class="fa fa-arrow-up"></i> 一键折叠</button>
 </script>

public/static/admin/js/system/menu.js

@@ -121,6 +121,22 @@ define(["jquery", "easy-admin", "treetable", "iconPickerFa", "autocomplete"], fu
                 return false;
             });
 
+            $('body').on('click', '[data-treetable-arrow]', function () {
+                const $icon = $(this).find('i');
+                const $textNode = $icon[0].nextSibling;
+                if ($icon.hasClass('fa-arrow-up')) {
+                    treetable.foldAll(init.table_elem);
+                    $icon.removeClass('fa-arrow-up').addClass('fa-arrow-down');
+                    $textNode.textContent = ' 一键展开';
+                    $(this).attr('data-arrow', 'down');
+                } else {
+                    treetable.expandAll(init.table_elem);
+                    $icon.removeClass('fa-arrow-down').addClass('fa-arrow-up');
+                    $textNode.textContent = ' 一键折叠';
+                    $(this).attr('data-arrow', 'up');
+                }
+            })
+
             ea.table.listenSwitch({filter: 'status', url: init.modify_url});
 
             ea.table.listenEdit(init, 'currentTable', init.table_render_id, true);