/// <summary>
/// Event fired when the participants collection has been updated.
/// </summary>
/// <param name="sender">Participants collection.</param>
/// <param name="args">Event args containing added and removed participants.</param>
private void ParticipantsOnUpdated(ICallParticipantCollection sender, CollectionEventArgs <ICallParticipant> args)
{
foreach (var participant in args.AddedResources)
{
var outcome = Serializer.SerializeObject(participant.Resource);
this.OutcomesLogMostRecentFirst.AddFirst("Participant Added:\n" + outcome);
// todo remove the cast with the new graph implementation,
// for now we want the bot to only subscribe to "real" participants
var participantDetails = participant.Resource.Info.Identity.User;
if (participantDetails != null)
{
// subscribe to the participant updates, this will indicate if the user started to share,
// or added another modality
participant.OnUpdated += this.OnParticipantUpdated;
// the behavior here is to avoid subscribing to a new participant video if the VideoSubscription cache is full
this.SubscribeToParticipantVideo(participant, forceSubscribe: false);
}
}
foreach (var participant in args.RemovedResources)
{
var participantDetails = participant.Resource.Info.Identity.User;
if (participantDetails != null)
{
// unsubscribe to the participant updates
participant.OnUpdated -= this.OnParticipantUpdated;
this.UnsubscribeFromParticipantVideo(participant);
}
var outcome = Serializer.SerializeObject(participant.Resource);
this.OutcomesLogMostRecentFirst.AddFirst("Participant Removed:\n" + outcome);
}
}
/// <summary>
/// The event handler when participants are updated.
/// </summary>
/// <param name="sender">The sender</param>
/// <param name="args">The arguments</param>
private void OnParticipantsUpdated(ICallParticipantCollection sender, CollectionEventArgs <ICallParticipant> args)
{
foreach (var participant in args.AddedResources)
{
var outcome = Serializer.SerializeObject(participant.Resource);
this.OutcomesLogMostRecentFirst.AddFirst("Participant Added:\n" + outcome);
participant.OnUpdated += this.OnParticipantUpdated;
}
foreach (var participant in args.RemovedResources)
{
var outcome = Serializer.SerializeObject(participant.Resource);
this.OutcomesLogMostRecentFirst.AddFirst("Participant Removed:\n" + outcome);
participant.OnUpdated -= this.OnParticipantUpdated;
}
this.ParticipantsOnUpdated(sender, args);
}
/// <summary>
/// Event triggered when participants collection is updated.
/// </summary>
/// <param name="sender">Call Participants collection.</param>
/// <param name="args">Event args containing the added participants and removed participants.</param>
private void OnParticipantsUpdated(ICallParticipantCollection sender, CollectionEventArgs <ICallParticipant> args)
{
foreach (var participant in args.AddedResources)
{
var outcome = Serializer.SerializeObject(participant.Resource);
this.OutcomesLogMostRecentFirst.AddFirst("Participant Added:\n" + outcome);
participant.OnUpdated += this.OnParticipantUpdated;
}
foreach (var participant in args.RemovedResources)
{
var outcome = Serializer.SerializeObject(participant.Resource);
this.OutcomesLogMostRecentFirst.AddFirst("Participant Removed:\n" + outcome);
participant.OnUpdated -= this.OnParticipantUpdated;
}
// Subscribed participant might have left the meeting.
this.Subscribe();
}
/// <inheritdoc/>
protected override void ParticipantsOnUpdated(ICallParticipantCollection sender, CollectionEventArgs <ICallParticipant> args)
{
foreach (var participant in args.AddedResources)
{
var responderId = participant.Resource?.Info?.Identity?.User?.Id;
if (responderId == null)
{
// the participant have no user ID (ex. it is a bot).
continue;
}
this.statusData?.UpdateResponderMeetingCallId(responderId, this.Call.Id, this.Call.CorrelationId);
this.statusData?.UpdateResponderMeetingStatus(responderId, IncidentResponderMeetingStatus.Added);
var responderCallId = this.statusData?.GetResponder(responderId)?.NotificationCallId;
if (responderCallId != null)
{
this.TryDeleteCall(responderCallId);
}
}
foreach (var participant in args.RemovedResources)
{
var responderId = participant.Resource?.Info?.Identity?.User?.Id;
if (responderId == null)
{
// the participant have no user ID (ex. it is a bot).
continue;
}
this.statusData?.UpdateResponderMeetingStatus(responderId, IncidentResponderMeetingStatus.Removed);
}
}
/// <summary>
/// The event handler when participants are updated.
/// </summary>
/// <param name="sender">The sender</param>
/// <param name="args">The arguments</param>
protected virtual void ParticipantsOnUpdated(ICallParticipantCollection sender, CollectionEventArgs <ICallParticipant> args)
{
// do nothing in base class.
}
