no message

src/components/trip/orderPreview.vue

@@ -15,7 +15,7 @@
         <div class="text-grey-6 f12 q-my-md">出發城市</div>
         <div class="row q-col-gutter-sm">
           <div v-for="(x,i) in p.unionCityList" :key="i">
-            <q-chip size="14px" clickable @click="CityHandler(x)" :text-color="currentUnionCity.cityId==x.cityId?'white':'dark'" :color="currentUnionCity.cityId==x.cityId?'primary':'grey-3'" square>{{ x.cityName }}</q-chip>
+            <q-chip size="14px" clickable @click="p.unionCityList.length>1?CityHandler(x):''" :text-color="currentUnionCity.cityId==x.cityId?'white':'dark'" :color="currentUnionCity.cityId==x.cityId?'primary':'grey-3'" square>{{ x.cityName }}</q-chip>
           </div>
         </div>
       </div>