From 3d4e2c74133efbe53c28703823435b627921c06d Mon Sep 17 00:00:00 2001
From: ZhangAo <hi_itao@163.com>
Date: Thu, 3 Sep 2026 17:31:37 +0800
Subject: [PATCH] 20260903173136

---
 .../fms-module-list/moduleListUtils.js        | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/code/fms/fms-vue/src/components/fms-module-list/moduleListUtils.js b/code/fms/fms-vue/src/components/fms-module-list/moduleListUtils.js
index d372d834..3eb2e4d2 100644
--- a/code/fms/fms-vue/src/components/fms-module-list/moduleListUtils.js
+++ b/code/fms/fms-vue/src/components/fms-module-list/moduleListUtils.js
@@ -4,6 +4,29 @@ export const identifierRe = /^[A-Za-z_][A-Za-z0-9_]*$/
 
 const padDatePart = (number) => String(number).padStart(2, '0')
 
+// 序号字段按保存表主键的命名域推断：b_id（系统/基础表）→ b_xh，subid（业务子表）→ mx_xh。
+const seqFieldByKeyField = new Map([
+  ['b_id', 'b_xh'],
+  ['subid', 'mx_xh'],
+])
+
+/**
+ * 解析模块的序号字段（用于行拖拽重排、新增自动取 MAX+10）。
+ * 显式传入 orderField 时直接使用（页面覆盖口）；
+ * 否则按主键域推断，且推断结果必须已登记为模块的数值字段，
+ * 否则返回 ''（不启用，避免给无序号列的表塞字段，如日志表）。
+ */
+export function resolveSeqField(orderField, module, fields) {
+  const explicit = String(orderField || '').trim()
+  if (identifierRe.test(explicit)) return explicit
+  const inferred = seqFieldByKeyField.get(String(module?.b_keyfield || '').trim())
+  if (!inferred) return ''
+  const field = (fields || []).find((item) => item.b_field === inferred)
+  if (!field) return ''
+  if (field.b_type !== 'number' && field.b_type !== 'money') return ''
+  return inferred
+}
+
 export function escapeSqlText(value) {
   return String(value).replaceAll("'", "''")
 }