update swagger done

src/helpers/common.ts

@@ -46,6 +46,16 @@ export default class CommonHelper {
         return ret;
     }
 
+    static objectFlip(obj: any): any {
+        const ret = {};
+
+        Object.keys(obj).forEach(key => {
+            ret[obj[key]] = key;
+        });
+
+        return ret;
+    }
+
     static countObject(obj: any): number {
         let c = 0;