✨ 结算单业务模式运输方式与编辑体验优化

预结算/收付款结算支持业务模式与运输方式展示导出；完善结算调整、对账导入与变更记录；组织合同初始流水号未填不再显示-1。

Co-authored-by: Cursor <cursoragent@cursor.com>

src/views/system/dept.vue

@@ -429,7 +429,13 @@ export default {
             rules: [
               {
                 validator: (rule, value, callback) => {
-                  if (value === undefined || value === null || value === '') {
+                  // -1 为空占位，不填时按空处理
+                  if (
+                    value === undefined ||
+                    value === null ||
+                    value === '' ||
+                    Number(value) === -1
+                  ) {
                     callback();
                     return;
                   }
@@ -1188,7 +1194,13 @@ export default {
       }
     },
     normalizeContractInitialSerial(value) {
-      if (value === undefined || value === null || value === '') {
+      // -1 为空占位，不填时不落库、不回显
+      if (
+        value === undefined ||
+        value === null ||
+        value === '' ||
+        Number(value) === -1
+      ) {
         return null;
       }
       const text = String(value).trim();
@@ -1198,6 +1210,12 @@ export default {
       const serial = Number(text);
       return Number.isInteger(serial) ? serial : value;
     },
+    clearEmptyContractInitialSerial(form = this.form) {
+      if (!form) return;
+      if (Number(form.contractInitialSerial) === -1) {
+        form.contractInitialSerial = '';
+      }
+    },
     isRootDept(row) {
       return row && (row.parentId === 0 || String(row.parentId) === '0');
     },
@@ -1502,6 +1520,7 @@ export default {
         if (this.form.isPlatformCompany === undefined || this.form.isPlatformCompany === null) {
           this.form.isPlatformCompany = 0;
         }
+        this.clearEmptyContractInitialSerial(this.form);
         this.initData(this.form.tenantId);
         this.loadParentDeptCode(this.form.parentId);
       }
@@ -1516,6 +1535,7 @@ export default {
           if (this.form.parentId === '0') {
             this.form.parentId = '';
           }
+          this.clearEmptyContractInitialSerial(this.form);
           this.loadParentDeptCode(this.form.parentId);
           if (this.form.hasOwnProperty('leaderId')) {
             const splitResult = func.split(this.form.leaderId);