opt: common ctr

opt: state

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/http/follow.dart

@@ -42,11 +42,11 @@ class FollowHttp {
     });
 
     if (res.data['code'] == 0) {
-      return LoadingState.success(
+      return Success(
         FollowDataModel.fromJson(res.data['data']),
       );
     } else {
-      return LoadingState.error(res.data['message']);
+      return Error(res.data['message']);
     }
   }
 }