From fc00eb79fce982425f9a83d63894a51549ed758a Mon Sep 17 00:00:00 2001
From: zhizhijie <zhizhijie@users.noreply.gitee.com>
Date: 星期一, 12 十月 2026 17:11:58 +0800
Subject: [PATCH] fix(汇总大表): 扩列表头行改按基准月份列判定并清理9月母版被写入日期的13格(待验收)

---
 traffic-audit-server/src/main/java/com/trafficaudit/reportexport/layout/SummaryLayoutExpander.java |   95 +++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 82 insertions(+), 13 deletions(-)

diff --git a/traffic-audit-server/src/main/java/com/trafficaudit/reportexport/layout/SummaryLayoutExpander.java b/traffic-audit-server/src/main/java/com/trafficaudit/reportexport/layout/SummaryLayoutExpander.java
index 2f98afa..c9cd5a4 100644
--- a/traffic-audit-server/src/main/java/com/trafficaudit/reportexport/layout/SummaryLayoutExpander.java
+++ b/traffic-audit-server/src/main/java/com/trafficaudit/reportexport/layout/SummaryLayoutExpander.java
@@ -3,6 +3,7 @@
 import lombok.extern.slf4j.Slf4j;
 import org.apache.poi.ss.usermodel.Cell;
 import org.apache.poi.ss.usermodel.CellType;
+import org.apache.poi.ss.usermodel.FormulaEvaluator;
 import org.apache.poi.ss.usermodel.Row;
 import org.apache.poi.ss.usermodel.Sheet;
 import org.apache.poi.ss.util.CellRangeAddress;
@@ -80,6 +81,7 @@
                 if (sh == null || expanded.contains(sh.getSheetName())) continue;
                 shiftQualifiedRefs(sh, insertColOf);
             }
+            recalcAndCache(wb);
             int titleFixed = applyTitles(wb, year, targetMonth);
             if (titleFixed > 0) {
                 log.info("鎵╁垪锛氭爣棰樻寜 {}骞磠}鏈� 閲嶅啓 {} 鏍�", year, targetMonth, titleFixed);
@@ -96,6 +98,7 @@
     /** 鍙妸 7 涓爣棰橀〉鐨勬爣棰樻寜缁欏畾鏈熸閲嶅啓锛堢敤浜庝慨姝f瘝鐗堥噷婊炲悗鐨勬爣棰橈級銆� */
     public byte[] fixTitles(byte[] source, int year, int month) {
         try (XSSFWorkbook wb = new XSSFWorkbook(new ByteArrayInputStream(source))) {
+            recalcAndCache(wb);
             int n = applyTitles(wb, year, month);
             wb.setForceFormulaRecalculation(true);
             ByteArrayOutputStream out = new ByteArrayOutputStream();
@@ -104,6 +107,17 @@
             return out.toByteArray();
         } catch (Exception e) {
             throw new IllegalStateException("姹囨�诲ぇ琛ㄦ爣棰樹慨姝eけ璐�: " + e.getMessage(), e);
+        }
+    }
+
+    /** 鏁存湰閲嶇畻骞舵妸缁撴灉鍐欏叆缂撳瓨鍊硷細鍚﹀垯姣嶇増閲屽彧鏈夊叕寮忔病鏈夊�硷紝鍚庣画璇诲彇浼氭妸绌哄�煎綋 0锛�2026-10-12 淇級 */
+    private void recalcAndCache(XSSFWorkbook wb) {
+        try {
+            FormulaEvaluator ev = wb.getCreationHelper().createFormulaEvaluator();
+            ev.clearAllCachedResultValues();
+            ev.evaluateAll();
+        } catch (Exception e) {
+            log.warn("鎵╁垪锛氭暣鏈噸绠楁湭瀹屾垚锛堝叕寮忎粛鍦紝Excel 鎵撳紑浼氬啀绠楋級锛歿}", e.getMessage());
         }
     }
 
@@ -208,8 +222,8 @@
             if (headerRows.contains(r)) continue;
             Row row = sh.getRow(r);
             if (row == null) continue;
-            cloneDataCell(row, srcVal, insertCol, shiftable, insertCol);
-            cloneDataCell(row, srcYoy, insertCol + 1, shiftable, insertCol);
+            cloneDataCell(row, srcVal, insertCol, shiftable);
+            cloneYoyCell(row, srcYoy, insertCol + 1, insertCol, lastYearSameMonth + 2);
         }
         // 5) 绱鍒楄ˉ褰撴湀椤癸紱绱鍚屾瘮鍒嗘瘝琛ュ幓骞村悓鏈堝垪
         int cumCol = insertCol + 2, cumYoyCol = insertCol + 3;
@@ -250,21 +264,46 @@
         return insertCol;
     }
 
-    /** 琛ㄥご琛岋紙0 鍩猴級锛氬惈銆屽勾+鏈堛�嶈〃澶村崟鍏冩牸鐨勮锛涜建閬撱�佽疆娓℃湁涓や釜鍧� 鈫� 涓よ銆� */
+    /**
+     * 琛ㄥご琛岋紙0 鍩猴級锛氳建閬撱�佽疆娓¤繖绫讳竴椤典袱涓潡鐨勬湁涓よ銆�
+     *
+     * <p>2026-10-12 浜屾淇锛氬厛鍙栥�屾湀浠借〃澶存牸鏈�澶氱殑閭d竴琛屻�嶄綔鍩哄噯锛屾妸瀹冪殑鏈堜唤鍒楀綋浣滄爣鍑嗗垪锛�
+     * 鍙湁杩欎簺鍒椾笂澶у崐鏄湀浠芥牸鐨勮鎵嶇畻琛ㄥご琛屻�傚墠鐗堝彧瑕佹眰銆屾暣琛� 鈮�2 涓湀浠芥牸銆嶏紝
+     * 浼氭妸鏁版嵁琛岄噷鎭板ソ钀芥垚鏃ユ湡搴忓垪鐨勬暟鍊煎綋鎴愯〃澶� 鈫� 鎵╁垪鏃舵妸鏈堜唤鏃ユ湡鍐欒繘鏁版嵁琛�
+     * 锛�2026-09 姣嶇増 ` 璐ц繍!S11`銆乣鍑虹!S6` 绛� 13 鏍艰鍐欐垚 46266锛夈��
+     */
     private List<Integer> headerRowsOf(Sheet sh) {
-        List<Integer> rows = new ArrayList<>();
-        int lastRow = Math.min(sh.getLastRowNum(), sh.getFirstRowNum() + HEADER_SCAN_ROWS);
-        for (int r = sh.getFirstRowNum(); r <= lastRow; r++) {
+        int first = sh.getFirstRowNum();
+        int lastRow = Math.min(sh.getLastRowNum(), first + HEADER_SCAN_ROWS);
+        List<Integer> base = new ArrayList<>();
+        for (int r = first; r <= lastRow; r++) {
             Row row = sh.getRow(r);
             if (row == null) continue;
-            for (int c = row.getFirstCellNum(); c >= 0 && c < row.getLastCellNum(); c++) {
-                if (yearMonthOf(row.getCell(c)) != null) {
-                    rows.add(r);
-                    break;
-                }
+            List<Integer> cols = monthColsOf(row);
+            if (cols.size() > base.size()) base = cols;
+        }
+        List<Integer> rows = new ArrayList<>();
+        if (base.size() < 2) return rows;
+        int need = Math.max(2, (base.size() + 1) / 2);
+        for (int r = first; r <= lastRow; r++) {
+            Row row = sh.getRow(r);
+            if (row == null) continue;
+            int hit = 0;
+            for (int c : base) {
+                if (yearMonthOf(row.getCell(c)) != null) hit++;
             }
+            if (hit >= need) rows.add(r);
         }
         return rows;
+    }
+
+    /** 琛屽唴鎵�鏈夈�屽勾+鏈堛�嶈〃澶存牸鐨勫垪鍙凤紙0 鍩猴級 */
+    private List<Integer> monthColsOf(Row row) {
+        List<Integer> cols = new ArrayList<>();
+        for (int c = row.getFirstCellNum(); c >= 0 && c < row.getLastCellNum(); c++) {
+            if (yearMonthOf(row.getCell(c)) != null) cols.add(c);
+        }
+        return cols;
     }
 
     private Map<Integer, Integer> monthCols(Sheet sh, int year) {
@@ -348,17 +387,47 @@
         }
     }
 
-    private void cloneDataCell(Row row, int srcCol, int dstCol, Set<String> shiftable, int insertCol) {
+    private void cloneDataCell(Row row, int srcCol, int dstCol, Set<String> shiftable) {
         Cell s = row.getCell(srcCol);
         if (s == null) return;
         Cell d = getOrCreate(row, dstCol);
         d.setBlank();
         d.setCellStyle(s.getCellStyle());
         if (s.getCellType() == CellType.FORMULA) {
-            d.setCellFormula(shiftRefs(s.getCellFormula(), insertCol, shiftable));
+            d.setCellFormula(shiftRefsAll(s.getCellFormula(), shiftable));
         }
     }
 
+    /** 褰撴湀鍚屾瘮鍒楋細涓嶅厠闅嗕笂鏈堝叕寮忥紝鐩存帴鎸夈�屾湰鏈堝�� / 鍘诲勾鍚屾湀 鈭� 1銆嶉噸鍐欙紙鍘诲勾鍚屾湀鍒楀凡鎸夎〃澶村畾浣嶏級 */
+    private void cloneYoyCell(Row row, int srcCol, int dstCol, int valCol0, int denCol0) {
+        Cell s = row.getCell(srcCol);
+        if (s == null) return;
+        Cell d = getOrCreate(row, dstCol);
+        d.setBlank();
+        d.setCellStyle(s.getCellStyle());
+        if (s.getCellType() == CellType.FORMULA) {
+            int excelRow = row.getRowNum() + 1;
+            d.setCellFormula(colLetter(valCol0) + excelRow + "/" + colLetter(denCol0) + excelRow + "-1");
+        }
+    }
+
+    /** 鐩稿澶嶅埗鐢ㄧ殑骞崇Щ锛氭妸鏈〉/宸叉墿鍒楅〉鐨勫紩鐢ㄦ暣浣� +2锛堜笉鍋氬垪鍙烽槇鍊煎垽鏂級 */
+    private String shiftRefsAll(String formula, Set<String> shiftable) {
+        Matcher m = REF.matcher(formula);
+        StringBuffer sb = new StringBuffer();
+        while (m.find()) {
+            String sheet = m.group(2) != null ? m.group(2) : m.group(3);
+            if ((sheet != null && !shiftable.contains(sheet)) || isFunctionName(formula, m)) {
+                m.appendReplacement(sb, Matcher.quoteReplacement(m.group(0)));
+                continue;
+            }
+            int colIdx = colIndex(m.group(5));
+            m.appendReplacement(sb, Matcher.quoteReplacement(rebuild(m, sheet, colIdx + 2)));
+        }
+        m.appendTail(sb);
+        return sb.toString();
+    }
+
     private void shiftAllRefs(Sheet sh, int insertCol, Set<String> shiftable) {
         for (int r = 0; r <= sh.getLastRowNum(); r++) {
             Row row = sh.getRow(r);

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