/// <summary>
/// Incoming call handler.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="args">The <see cref="CollectionEventArgs{TEntity}"/> instance containing the event data.</param>
private void CallsOnIncoming(ICallCollection sender, CollectionEventArgs <ICall> args)
{
var call = args.AddedResources.First();
var callee = call.Resource.Targets.First();
var callType = callee?.Identity?.GetApplicationInstance() == null ? IncidentCallType.BotIncoming : IncidentCallType.BotEndpointIncoming;
var incidentCallContext = new IncidentCallContext(callType, Guid.Empty.ToString());
AddCallToHandlers(call, incidentCallContext);
var mediaToPrefetch = new List <MediaInfo>();
foreach (var m in MediaMap)
{
mediaToPrefetch.Add(m.Value.MediaInfo);
}
var answerTask = call.AnswerAsync(
mediaToPrefetch,
new[] { Modality.Audio });
Task.Run(async() =>
{
try
{
await answerTask.ConfigureAwait(false);
graphLogger.Info("Started answering incoming call");
}
catch (Exception ex)
{
graphLogger.Error(ex, "Exception happened when answering the call.");
}
});
}
/// <summary>
/// Add call to call handlers.
/// </summary>
/// <param name="call">The call to be added.</param>
/// <param name="incidentCallContext">The incident call context.</param>
private void AddCallToHandlers(ICall call, IncidentCallContext incidentCallContext)
{
Validator.NotNull(incidentCallContext, nameof(incidentCallContext));
var statusData = this.IncidentStatusManager.GetIncident(incidentCallContext.IncidentId);
CallHandler callHandler;
InvitationParticipantInfo callee;
switch (incidentCallContext.CallType)
{
case IncidentCallType.BotMeeting:
// Call to meeting.
callHandler = new MeetingCallHandler(this, call, statusData);
break;
case IncidentCallType.ResponderNotification:
// call to an user.
callee = call.Resource.Targets.First();
callHandler = new ResponderCallHandler(this, call, callee.Identity.User.Id, statusData);
break;
default:
throw new NotSupportedException($"Invalid call type in incident call context: {incidentCallContext.CallType}");
}
this.CallHandlers[call.Id] = callHandler;
}
/// <summary>
/// Add call to call handlers.
/// </summary>
/// <param name="call">The call to be added.</param>
/// <param name="incidentCallContext">The incident call context.</param>
private void AddCallToHandlers(ICall call, IncidentCallContext incidentCallContext)
{
Validator.NotNull(incidentCallContext, nameof(incidentCallContext));
var callHandler = default(CallHandler);
var statusData = this.IncidentStatusManager.GetIncident(incidentCallContext.IncidentId);
var callee = default(ParticipantInfo);
switch (incidentCallContext.CallType)
{
case IncidentCallType.BotMeeting:
// Call to meeting.
callHandler = new MeetingCallHandler(this, call, statusData);
break;
case IncidentCallType.ResponderNotification:
// call to an user.
callee = call.Resource.Targets.First();
callHandler = new ResponderCallHandler(this, call, callee.Identity.User.Id, statusData);
break;
case IncidentCallType.BotIncoming:
// call from an user.
callHandler = new IncomingCallHandler(this, call, null /* The app endpoint ID */);
break;
case IncidentCallType.BotEndpointIncoming:
// call from an user to an bot endpoint.
callee = call.Resource.Targets.First();
callHandler = new IncomingCallHandler(this, call, callee.Identity.GetApplicationInstance().Id);
break;
default:
throw new NotSupportedException($"Invalid call type in incident call context: {incidentCallContext.CallType}");
}
this.CallHandlers[call.Id] = callHandler;
}
