fix: 兼容 listSetter 内部变量，修复回退 fieldId 重置问题

packages/editor-preset-vision/src/deep-value-parser.ts

@@ -3,11 +3,19 @@ import { isJSSlot, isI18nData, isJSExpression } from '@ali/lowcode-types';
 import { isPlainObject } from '@ali/lowcode-utils';
 import i18nUtil from './i18n-util';
 
+function isVariable(obj: any) {
+  return obj && obj.type === 'variable';
+}
+
 // FIXME: 表达式使用 mock 值，未来live 模式直接使用原始值
 export function deepValueParser(obj?: any): any {
   if (isJSExpression(obj)) {
     obj = obj.mock;
   }
+  // 兼容 ListSetter 中的变量结构
+  if (isVariable(obj)) {
+    obj = obj.value;
+  }
   if (!obj) {
     return obj;
   }

packages/editor-preset-vision/src/editor.ts

@@ -100,7 +100,7 @@ designer.addPropsReducer((props, node) => {
         // FIXME! item.name could be 'xxx.xxx'
         const ov = props[item.name];
         const v = item.initial(node as any, getRealValue(ov));
-        if (v !== undefined) {
+        if (!ov && v !== undefined) {
           if (isVariable(ov)) {
             newProps[item.name] = {
               ...ov,