import org.apache.axis.message.MessageElement;
import org.w3c.dom.*;
public List<TreeNodeBean> transformTree(String userType) throws Exception {
var result = service.wsGetTreeSubdir(strValidCode, 1, channelMap.get(userType), 0);
var anyArray = result.get_any();
if (anyArray == null || anyArray.length == 0) return List.of();
// 1) 找出 diffgram（略過 xs:schema）
Element diffgram = null;
for (MessageElement me : anyArray) {
String ln = me.getLocalName(); // localName 比 nodeName 安全（忽略前綴）
if ("diffgram".equalsIgnoreCase(ln)) {
diffgram = me;
break;
}
}
if (diffgram == null) {
// 有些服務把 diffgram 放在 schema 後面或包得更深，保險再掃一層
for (MessageElement me : anyArray) {
NodeList dgs = me.getElementsByTagNameNS("*", "diffgram");
if (dgs != null && dgs.getLength() > 0) {
diffgram = (Element) dgs.item(0);
break;
}
}
}
if (diffgram == null) {
LOGGER.warn("未找到 diffgr:diffgram 節點");
return List.of();
}
// 2) diffgram 內找到 <IQKB>（實際資料根）
Element dataRoot = firstChildElementByLocalName(diffgram, "IQKB");
if (dataRoot == null) {
// 保底：全域找也行
NodeList iqkbList = diffgram.getElementsByTagName("IQKB");
if (iqkbList != null && iqkbList.getLength() > 0) {
dataRoot = (Element) iqkbList.item(0);
}
}
if (dataRoot == null) {
LOGGER.warn("未找到 IQKB 節點（diffgram 有 schema 但無資料段）");
return List.of();
}
// 3) IQKB 內抓 <TreeSubdir>
NodeList list = dataRoot.getElementsByTagName("TreeSubdir");
if (list == null || list.getLength() == 0) {
LOGGER.warn("IQKB 內沒有 TreeSubdir");
return List.of();
}
// 4) 解析成 flat
List<TreeNodeBean> flatList = new ArrayList<>(list.getLength());
for (int i = 0; i < list.getLength(); i++) {
Element e = (Element) list.item(i);
String sftPath = getChildText(e, "sft_path"); // 用相容 Axis 的版本，別用 getTextContent
String iftSid = getChildText(e, "ift_sid");
String sftName = getChildText(e, "sft_name");
String iKBCount = getChildText(e, "iKBCount");
String dInit = getChildText(e, "dinit_time");
String dModi = getChildText(e, "dmodi_time");
String iftPrev = getChildText(e, "ift_prev");
TreeNodeBean child = new TreeNodeBean.Builder()
.ftSid(iftSid)
.ftName(sftName)
.parent(iftPrev)
.pathRaw(sftPath)
.pathParts(splitPathSafe(sftPath))
.kBCount(parseIntOrNull(iKBCount))
.initTime(parseDateTimeSafely(dInit, FORMATTER))
.modiTime(parseDateTimeSafely(dModi, FORMATTER))
.build();
flatList.add(child);
}
// 5) 建樹（只看 iftPrev）
List<TreeNodeBean> roots = TreeUtils.buildTree(flatList);
// 6) 你的既有慣例：回第一個 root 的 children
return roots.isEmpty() ? List.of() : roots.get(0).getChildren();
}
/* ---- 小幫手：找第一個子元素（用 localName 比對） ---- */
private static Element firstChildElementByLocalName(Element parent, String local) {
for (Node n = parent.getFirstChild(); n != null; n = n.getNextSibling()) {
if (n.getNodeType() == Node.ELEMENT_NODE) {
String ln = n.getLocalName(); // 可能為 null（無 namespace）
String nn = n.getNodeName(); // 可能是 "IQKB" 或 "diffgr:diffgram"
if (local.equals(nn) || local.equalsIgnoreCase(ln)) {
return (Element) n;
}
}
}
return null;
}
/* ---- 取文本：Axis 相容版（保留你前面那套） ---- */
private static String getChildText(Element parent, String tag) {
NodeList nl = parent.getElementsByTagName(tag);
if (nl == null || nl.getLength() == 0) return "";
Node node = nl.item(0);
StringBuilder sb = new StringBuilder();
NodeList children = node.getChildNodes();
for (int i = 0; i < children.getLength(); i++) {
Node c = children.item(i);
if (c.getNodeType() == Node.TEXT_NODE || c.getNodeType() == Node.CDATA_SECTION_NODE) {
sb.append(c.getNodeValue());
}
}
return sb.toString().trim();
}
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