硬标/Alpha复选框（显示订单号），默认不勾选，勾选了就显示PO号

src/main/java/com/xujie/sys/modules/ecss/entity/EcssDeclarationHeaderData.java

@@ -71,5 +71,6 @@ public class EcssDeclarationHeaderData extends EcssDeclarationHeader{
     private Boolean showWeight;
     private BigDecimal allWeight;
     private Boolean mexicoShippingMarkFlag;
+    private Boolean showOrderNoFlag;
     private String modelContentStr;
 }

src/main/java/com/xujie/sys/modules/ecss/service/impl/CoDelExcelTXServiceImpl.java

@@ -965,6 +965,15 @@ public class CoDelExcelTXServiceImpl implements CoDelExcelTXService {
                 || "02-Hardtag".equalsIgnoreCase(buNoTrim);
     }
 
+    private boolean isShowOrderNoBu(String buNo) {
+        if (StringUtils.isBlank(buNo)) {
+            return false;
+        }
+        String buNoTrim = buNo.trim();
+        return "05-Alpha".equalsIgnoreCase(buNoTrim)
+                || "02-Hardtag".equalsIgnoreCase(buNoTrim);
+    }
+
     private String buildDefaultVoyage(EcssCoDelNotifyHeaderData notifyHeader) {
         if (notifyHeader == null) {
             return "";
@@ -2010,6 +2019,36 @@ public class CoDelExcelTXServiceImpl implements CoDelExcelTXService {
         return result.toString();
     }
 
+    /**
+     * 出口货物委托书货物描述下方 PO 显示格式：中间 '/' 分隔，每4个换一行。
+     */
+    private String formatPoNoForHwDesc(Collection<String> poNoCollection) {
+        if (poNoCollection == null || poNoCollection.isEmpty()) {
+            return "";
+        }
+        List<String> poNoList = poNoCollection.stream()
+                .filter(Objects::nonNull)
+                .map(String::trim)
+                .filter(StringUtils::isNotBlank)
+                .collect(Collectors.toList());
+        if (poNoList.isEmpty()) {
+            return "";
+        }
+
+        StringBuilder result = new StringBuilder();
+        for (int i = 0; i < poNoList.size(); i++) {
+            if (i > 0) {
+                if (i % 4 == 0) {
+                    result.append("\n");
+                } else {
+                    result.append(" / ");
+                }
+            }
+            result.append(poNoList.get(i));
+        }
+        return result.toString();
+    }
+
     private void extractedInvoice(EcssDeclarationHeaderData data, ExcelTemplateAdapter template,
                                   EcssCoDelNotifyHeaderData notifyHeader) {
         List<EcssCoDelNotifyDetailData>  notifyDetailList = data.getNotifyPartDetailList();
@@ -2911,7 +2950,13 @@ public class CoDelExcelTXServiceImpl implements CoDelExcelTXService {
             }
             ttlAmount = ttlAmount.add((BigDecimal) map.get("ttl_amount"));
         }
-        template.addVar("poNo", formatPoNoForDisplay(poNoSet));
+        boolean showOrderNoFlag = data != null && Boolean.TRUE.equals(data.getShowOrderNoFlag());
+        String buNo = notifyHeader == null ? "" : notifyHeader.getBuNo();
+        String poNoDisplayText = formatPoNoForDisplay(poNoSet);
+        if (isShowOrderNoBu(buNo)) {
+            poNoDisplayText = showOrderNoFlag ? formatPoNoForHwDesc(poNoSet) : "";
+        }
+        template.addVar("hw_desc", sb + "\n" +poNoDisplayText);
         template.addVar("shipping_port", stringInput(notifyHeader.getCnative()));
         template.addVar("cmc_invoice", stringInput(notifyHeader.getCmcInvoice()));
         // 导出时默认，可编辑的栏目