区域地点回显第一个

src/app/views/hushijiandan/hushijiandan.component.ts

@@ -237,6 +237,11 @@ export class HushijiandanComponent implements OnInit {
     this.mainService.fetchListBx('area', { idx: 0, sum: 1000 }).subscribe((result: any) => {
       if (result.status == 200) {
         this.areas = result.list;
+        if(this.areas.length){
+          this.bxForm.controls.hospital.setValue(this.areas[0].id);
+        }else{
+          this.bxForm.controls.hospital.setValue(null);
+        }
       }
     });
   }
@@ -247,6 +252,11 @@ export class HushijiandanComponent implements OnInit {
     this.mainService.fetchListBx('place', { idx: 0, sum: 1000, place: { area: { id: buildingId } } }).subscribe((result: any) => {
       if (result.status == 200) {
         this.places = result.list;
+        if(this.places.length){
+          this.bxForm.controls.building.setValue(this.places[0].id);
+        }else{
+          this.bxForm.controls.building.setValue(null);
+        }
       }
     });
   }
@@ -2281,8 +2291,6 @@ export class HushijiandanComponent implements OnInit {
       this.getArea();
       this.bxForm.controls.name.setValue(this.loginUser.name);
       this.bxForm.controls.phone.setValue(this.loginUser.phone);
-      this.bxForm.controls.hospital.setValue(null);
-      this.bxForm.controls.building.setValue(null);
       this.bxForm.controls.address.setValue(null);
       this.bxForm.controls.content.setValue(null);
     }