时间选择范围上下时段

src/views/ems/search/index.vue

@@ -283,8 +283,8 @@ export default {
           if(this.isDtdc && (this.form.child.length === 0 || this.form.child.length > 5 )){
             return this.$message.error('请选择单体电池且不能超过5个');
           }
-          this.loading = true
           const{siteIds,dataUnit,categoryName,pointName,dataRange:[start='',end=''],child}=this.form
+          if(!start || !end) return this.$message.error('请选择时间');
           let siteDeviceMap={}
           child.forEach(([first,second,third])=>{
              if(siteDeviceMap[first]){
@@ -307,7 +307,7 @@ export default {
           }else{
             endDate=end
           }
-
+          this.loading = true
           getPointValueList({siteIds:[siteIds],dataUnit,categoryName,pointName,startDate,endDate,siteDeviceMap}).then(response => {
             this.setOption(response?.data || [])
           }).finally(()=>{