Bug Fix #4883 Cannot select subscriptions in intellij

Author: shenqianjin

PluginsAndFeatures/azure-toolkit-for-intellij/src/com/microsoft/azuretools/ijidea/actions/SelectSubscriptionsAction.java

@@ -46,6 +46,7 @@
 
 import java.util.List;
 import java.util.Objects;
+import java.util.Optional;
 
 public class SelectSubscriptionsAction extends AzureAnAction {
     private static final Logger LOGGER = Logger.getInstance(SelectSubscriptionsAction.class);
@@ -81,12 +82,11 @@ public static Single<List<SubscriptionDetail>> selectSubscriptions(Project proje
         }
 
         final SubscriptionManager subscriptionManager = manager.getSubscriptionManager();
-        List<SubscriptionDetail> subs = subscriptionManager.getSubscriptionDetails();
-        SubscriptionsDialog d = SubscriptionsDialog.go(subs, project);
-        if (Objects.nonNull(d)) {
-            subscriptionManager.setSubscriptionDetails(subs);
-        }
-        return Single.just(subs);
+
+        return loadSubscriptions(subscriptionManager, project)
+            .switchMap((subs) -> selectSubscriptions(project, subs))
+            .toSingle()
+            .doOnSuccess((subs) -> Optional.ofNullable(subs).ifPresent(subscriptionManager::setSubscriptionDetails));
     }
 
     private static Observable<List<SubscriptionDetail>> selectSubscriptions(final Project project, List<SubscriptionDetail> subs) {