public IEnumerable <NotificationSubscription> QuerySubscriptionsByEventType() { String eventType; if (!Context.TryGetValue <string>("notification.subscriptions.eventType", out eventType)) { eventType = "ms.vss-work.workitem-changed-event"; } // Setup the query SubscriptionQuery query = new SubscriptionQuery() { Conditions = new[] { new SubscriptionQueryCondition() { Flags = SubscriptionFlags.TeamSubscription, Filter = new ExpressionFilter(eventType) } } }; VssConnection connection = Context.Connection; NotificationHttpClient notificationClient = connection.GetClient <NotificationHttpClient>(); IEnumerable <NotificationSubscription> subscriptions = notificationClient.QuerySubscriptionsAsync(query).Result; foreach (NotificationSubscription subscription in subscriptions) { LogSubscription(subscription); } return(subscriptions); }
public NotificationSubscription UnfollowWorkItem() { NotificationSubscription newFollowSubscription; // Step 1: Get a work item to follow. For this sample, just create a temporary work item. WorkItem newWorkItem; using (new ClientSampleHttpLoggerOutputSuppression()) { WorkItemsSample witSample = new WorkItemsSample(); witSample.Context = this.Context; newWorkItem = witSample.CreateWorkItem(); } string workItemArtifactUri = "vstfs:///WorkItemTracking/WorkItem/" + newWorkItem.Id; // Step 2: Follow this workitem by creating a subscription NotificationSubscriptionCreateParameters createParams = new NotificationSubscriptionCreateParameters() { Filter = new ArtifactFilter(workItemArtifactUri), Channel = new UserSubscriptionChannel() }; VssConnection connection = Context.Connection; NotificationHttpClient notificationClient = Context.Connection.GetClient <NotificationHttpClient>(); newFollowSubscription = notificationClient.CreateSubscriptionAsync(createParams).Result; LogSubscription(newFollowSubscription); // Step 3: Query for the follow subscription SubscriptionQuery query = new SubscriptionQuery() { Conditions = new[] { new SubscriptionQueryCondition() { Filter = new ArtifactFilter(workItemArtifactUri) } } }; NotificationSubscription followSubscription = notificationClient.QuerySubscriptionsAsync(query).Result.FirstOrDefault(); // Step 4: Now, unfollow the above workitem, by deleting the subscription if (followSubscription != null) { notificationClient.DeleteSubscriptionAsync(followSubscription.Id).SyncResult(); } // Step 5: Cleanup the temporary work item using (new ClientSampleHttpLoggerOutputSuppression()) { WorkItemTrackingHttpClient witClient = connection.GetClient <WorkItemTrackingHttpClient>(); witClient.DeleteWorkItemAsync(newWorkItem.Id.Value, destroy: true); } return(followSubscription); }
public void ShowAllTeamSubscriptions() { VssConnection connection = Context.Connection; // // Step 1: construct query to find all subscriptions belonging to teams in the project // TeamProjectReference project = ClientSampleHelpers.FindAnyProject(this.Context); // Get all teams in the project TeamHttpClient teamClient = connection.GetClient <TeamHttpClient>(); IEnumerable <WebApiTeam> teams = teamClient.GetTeamsAsync(project.Id.ToString()).Result; // Construct a set of query conditions (one for each team) IEnumerable <SubscriptionQueryCondition> conditions = teams.Select <WebApiTeam, SubscriptionQueryCondition>(team => { return(new SubscriptionQueryCondition() { SubscriberId = team.Id }); } ); // Construct the query, making sure to return basic details for subscriptions the caller doesn't have read access to SubscriptionQuery query = new SubscriptionQuery() { Conditions = conditions, QueryFlags = SubscriptionQueryFlags.AlwaysReturnBasicInformation }; // // Part 2: query and show the results // NotificationHttpClient notificationClient = connection.GetClient <NotificationHttpClient>(); IEnumerable <NotificationSubscription> subscriptions = notificationClient.QuerySubscriptionsAsync(query).Result; var subscriptionsBySubscriber = subscriptions.GroupBy <NotificationSubscription, Guid>(sub => { return(Guid.Parse(sub.Subscriber.Id)); }); foreach (var team in teams) { // Find the corresponding team for this group var group = subscriptionsBySubscriber.First(t => t.Key == team.Id); // Show the details for each subscription owned by this team foreach (NotificationSubscription subscription in group) { LogSubscription(subscription); } } }
public void UnfollowWorkItem() { // Get the temporary work item created in the "follow work item" method above WorkItem workItem; if (!this.Context.TryGetValue <WorkItem>("$followedWorkItem", out workItem)) { // should log an error } else { VssConnection connection = Context.Connection; NotificationHttpClient notificationClient = Context.Connection.GetClient <NotificationHttpClient>(); NotificationSubscription followSubscription; using (new ClientSampleHttpLoggerOutputSuppression()) { // We want to query for "artifact" (follow) subscription for the specified work item ID (for the calling user) SubscriptionQuery query = new SubscriptionQuery() { Conditions = new[] { new SubscriptionQueryCondition() { Filter = new ArtifactFilter(null) { ArtifactType = "WorkItem", ArtifactId = workItem.Id.ToString() } } } }; followSubscription = notificationClient.QuerySubscriptionsAsync(query).Result.FirstOrDefault(); } LogSubscription(followSubscription); // Delete this subscription to "unfollow" the user from the work item notificationClient.DeleteSubscriptionAsync(followSubscription.Id).SyncResult(); } }