🐛 修复车务非必填-1展示，并完善总单调度与运单表单体验

调度页限制上一段到达后才可调度；司机候选项点击展开；车务多模块-1显示为空；同步配载/总单编辑与导入相关优化。

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

src/views/vehicle/mileage-record.vue

@@ -345,7 +345,7 @@ export default {
       return JSON.stringify(value);
     },
     isEmpty(value) {
-      return value === undefined || value === null || value === '';
+      return value === undefined || value === null || value === '' || Number(value) === -1;
     },
     toNumber(value) {
       return this.isEmpty(value) ? null : Number(value);
@@ -356,6 +356,15 @@ export default {
     normalizeIntegerInput(prop, value) {
       this.form[prop] = String(value ?? '').replace(/\D/g, '');
     },
+    normalizeOptionalAmount(value) {
+      if (this.isEmpty(value)) return null;
+      return value;
+    },
+    normalizeOptionalText(value) {
+      if (value === undefined || value === null) return null;
+      const text = String(value).trim();
+      return !text || text === '-1' ? null : text;
+    },
     normalizeRow(row) {
       const values = { ...row };
       values.vehicleType = '车辆';
@@ -363,6 +372,12 @@ export default {
       if (values.vehicleNo) {
         values.vehicleNo = values.vehicleNo.trim().toUpperCase();
       }
+      // 非必填里程未填写时不要提交 -1 占位值
+      values.previousMonthMileage = this.normalizeOptionalAmount(values.previousMonthMileage);
+      values.currentMonthMileage = this.normalizeOptionalAmount(values.currentMonthMileage);
+      values.monthlyMileage = this.normalizeOptionalAmount(values.monthlyMileage);
+      values.totalMileage = this.normalizeOptionalAmount(values.totalMileage);
+      values.remark = this.normalizeOptionalText(values.remark);
       const previousMonthMileage = this.toNumber(values.previousMonthMileage);
       const currentMonthMileage = this.toNumber(values.currentMonthMileage);
       if (
@@ -503,6 +518,11 @@ export default {
           detail.attachments = this.parseAttachments(detail.attachments);
           detail.vehicleType = '车辆';
           detail.mileageUnit = '公里';
+          detail.previousMonthMileage = this.normalizeOptionalAmount(detail.previousMonthMileage);
+          detail.currentMonthMileage = this.normalizeOptionalAmount(detail.currentMonthMileage);
+          detail.monthlyMileage = this.normalizeOptionalAmount(detail.monthlyMileage);
+          detail.totalMileage = this.normalizeOptionalAmount(detail.totalMileage);
+          detail.remark = this.normalizeOptionalText(detail.remark) || '';
           this.form = detail;
           this.vehicleOptions = [];
           this.loadVehicleOptions(this.form.vehicleNo || '');