✨ 完善变更记录、客商评分与车辆表单

变更记录详情统一为居中分页弹窗，并去掉经办人等信息行。
客商评分支持删除、提交前自评校验、复评后才能审批，以及 0 分提交。
车辆外廓尺寸和载质量单位改到输入框内，认证审核标签按四字换行，使用部门必填并默认当前部门。
临时额度的 -1 占位金额显示为空。新增项目编号可留空由系统生成。
修复缓存总单页在打开新增项目时误请求缺少 id 的详情接口。
详情页状态与运输方式标签样式统一。

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

src/views/business/temporary-credit-limit.vue

@@ -610,7 +610,12 @@ export default {
       return value;
     },
     applyDetail(detail) {
-      this.form = { ...detail };
+      this.form = {
+        ...detail,
+        projectFundLimit: this.blankSentinelAmount(detail.projectFundLimit),
+        usedFundLimit: this.blankSentinelAmount(detail.usedFundLimit),
+        remainingFundLimit: this.blankSentinelAmount(detail.remainingFundLimit),
+      };
       this.selectedProjectId = detail.projectId || '';
       this.attachmentRows = this.parseJsonArray(detail.attachmentsJson);
       this.selectedAttachments = [];
@@ -620,6 +625,9 @@ export default {
       const { projectQuotaInfoTitle, temporaryCreditInfoTitle, ...payload } = row || {};
       return {
         ...payload,
+        projectFundLimit: this.toOptionalAmount(payload.projectFundLimit),
+        usedFundLimit: this.toOptionalAmount(payload.usedFundLimit),
+        remainingFundLimit: this.toOptionalAmount(payload.remainingFundLimit),
         applyLimit: payload.applyLimit === '' ? '' : Number(payload.applyLimit),
         attachmentsJson: JSON.stringify(this.attachmentRows),
       };
@@ -765,8 +773,8 @@ export default {
         projectName: project.projectName || '',
         projectCode: project.projectCode || '',
         undertakeDeptName: project.undertakeDeptName || '',
-        projectFundLimit: project.fundLimit || project.projectFundLimit || 0,
-        usedFundLimit: project.usedFundLimit || 0,
+        projectFundLimit: this.blankSentinelAmount(project.fundLimit ?? project.projectFundLimit),
+        usedFundLimit: this.blankSentinelAmount(project.usedFundLimit),
       });
       this.form.remainingFundLimit = this.calculateRemainingFundLimit();
       getProjectDetail(project.id).then(res => {
@@ -774,18 +782,32 @@ export default {
         Object.assign(this.form, {
           projectCode: detail.projectCode || this.form.projectCode,
           undertakeDeptName: detail.undertakeDeptName || this.form.undertakeDeptName,
-          projectFundLimit:
-            detail.fundLimit ?? detail.projectFundLimit ?? this.form.projectFundLimit,
-          usedFundLimit: detail.usedFundLimit ?? this.form.usedFundLimit,
+          projectFundLimit: this.blankSentinelAmount(
+            detail.fundLimit ?? detail.projectFundLimit ?? this.form.projectFundLimit
+          ),
+          usedFundLimit: this.blankSentinelAmount(
+            detail.usedFundLimit ?? this.form.usedFundLimit
+          ),
         });
         this.form.remainingFundLimit = this.calculateRemainingFundLimit();
       });
     },
+    blankSentinelAmount(value) {
+      if (value === undefined || value === null || value === '') return '';
+      return Number(value) === -1 ? '' : value;
+    },
+    toOptionalAmount(value) {
+      const amount = this.blankSentinelAmount(value);
+      return amount === '' ? null : amount;
+    },
     calculateRemainingFundLimit() {
-      const total = Number(this.form.projectFundLimit);
-      const used = Number(this.form.usedFundLimit);
-      if (!Number.isFinite(total) || !Number.isFinite(used)) return '';
-      return Math.round((total - used + Number.EPSILON) * 100) / 100;
+      const total = this.blankSentinelAmount(this.form.projectFundLimit);
+      const used = this.blankSentinelAmount(this.form.usedFundLimit);
+      if (total === '' || used === '') return '';
+      const totalAmount = Number(total);
+      const usedAmount = Number(used);
+      if (!Number.isFinite(totalAmount) || !Number.isFinite(usedAmount)) return '';
+      return Math.round((totalAmount - usedAmount + Number.EPSILON) * 100) / 100;
     },
     handleAmountInput(value) {
       const text = String(value || '').replace(/[^\d.]/g, '');