fix bug

src/views/transportCapacity/components/vehicle-ledger.vue

@@ -54,6 +54,7 @@
               v-if="vehicleDetail[item.prop]"
               :src="vehicleDetail[item.prop]"
               :preview-src-list="imageUrls"
+              :initial-index="item.previewIndex"
               preview-teleported
               fit="cover"
             />
@@ -312,13 +313,18 @@ export default {
       );
     },
     imageFields() {
+      let previewIndex = 0;
       return [
         ['行驶证主页面', 'drivingLicenseImage'],
         ['行驶证主页反页', 'drivingLicenseMainBack'],
         ['行驶证副页正页', 'drivingLicenseViceFront'],
         ['行驶证副页反页', 'drivingLicenseViceBack'],
         ['道路运输证', 'roadTransportCertImage'],
-      ].map(([label, prop]) => ({ label, prop }));
+      ].map(([label, prop]) => {
+        const item = { label, prop, previewIndex };
+        if (this.vehicleDetail[prop]) previewIndex += 1;
+        return item;
+      });
     },
     imageUrls() {
       return this.imageFields.map(item => this.vehicleDetail[item.prop]).filter(Boolean);