protected override async Task OnMessageActivityAsync(ITurnContext <IMessageActivity> turnContext, CancellationToken cancellationToken)
{
var conversationStateAccessors = ConversationState.CreateProperty <ConversationData>(nameof(ConversationData));
var conversationData = await conversationStateAccessors.GetAsync(turnContext, () => new ConversationData());
// Wait for recording to start.
if ((TelephonyExtensions.IsTelephonyChannel(turnContext.Activity.ChannelId)) &&
(conversationData.RecordingState == RecordingState.Uninitialized))
{
var waitText = $"Please wait while your call is setup.";
await turnContext.SendActivityAsync(
VoiceFactory.TextAndVoiceNoBargeIn(waitText),
cancellationToken);
return;
}
var userText = turnContext.Activity.Text;
if (string.IsNullOrWhiteSpace(userText))
{
return;
}
// Echo what the caller says
string replyText = $"You said {userText}";
await turnContext.SendActivityAsync(
VoiceFactory.TextAndVoice(replyText),
cancellationToken);
}
protected override async Task OnMembersAddedAsync(IList <ChannelAccount> membersAdded, ITurnContext <IConversationUpdateActivity> turnContext, CancellationToken cancellationToken)
{
foreach (var member in membersAdded)
{
if (member.Id != turnContext.Activity.Recipient.Id)
{
// Welcome message that will not be recorded
// Played to minimize initial silence till call recording starts
var welcome = "Hello and welcome.";
await turnContext.SendActivityAsync(
VoiceFactory.TextAndVoiceNoBargeIn(welcome),
cancellationToken);
// Start recording if Telephony channel
if (TelephonyExtensions.IsTelephonyChannel(turnContext.Activity.ChannelId))
{
await TelephonyExtensions.TryRecordingStart(turnContext, cancellationToken);
}
}
}
}