基础数据查询二次优化修改

src/app/pipes/basic-data-pipes/gate-status.pipe.ts

@@ -0,0 +1,17 @@
+import { Pipe, PipeTransform } from '@angular/core';
+
+@Pipe({
+  name: 'gateStatus'
+})
+export class GateStatusPipe implements PipeTransform {
+
+  transform(value: any, args?: any): any {
+      if(value){
+        
+      }else{
+        return null;
+      }
+    
+  }
+
+}