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fix(Form): getFieldsValue data being overwritten by floatingFormDataRef #4125

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fix(Form): getFieldsValue data being overwritten by floatingFormDataRef #4125

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6 changes: 4 additions & 2 deletions packages/components/form/hooks/useInstance.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -132,14 +132,16 @@ export default function useInstance(
};

if (nameList === true) {
// 先用 floatingFormDataRef 作为基础，支持没有对应 FormItem 渲染也能返回数据的场景
merge(fieldsValue, cloneDeep(floatingFormDataRef.current));

// 再用 FormItem 实例的实际值覆盖，确保有 FormItem 时以它为准
// 嵌套数组子节点先添加，导致外层数据被覆盖，因而需要倒序遍历
const entries = Array.from(formMapRef.current.entries());
for (let i = entries.length - 1; i >= 0; i--) {
const [name, formItemRef] = entries[i];
processField(name, formItemRef);
}
// 即使没有对应的 FormItem 渲染，也返回数据，用于支持动态 set 的场景
merge(fieldsValue, cloneDeep(floatingFormDataRef.current));
} else {
if (!Array.isArray(nameList)) {
log.error('Form', 'The parameter of "getFieldsValue" must be an array');
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