public async Task OnTurnAsync(ITurnContext turnContext, CancellationToken cancellationToken = default(CancellationToken))
{
if (turnContext.Activity.Type == ActivityTypes.Message)
{
ConnectorClient connector = new ConnectorClient(new Uri(turnContext.Activity.ServiceUrl));
var activity = turnContext.Activity;
var reply = activity.CreateReply();
var imageAttachment = turnContext.Activity.Attachments?.FirstOrDefault(a => a.ContentType.Contains("image"));
if (imageAttachment != null)
{
//Show typing activity to User
await UIHelper.SendTypingMessage(turnContext);
Task.Run(async() =>
{
var ocrresult = await OCRHelper.GetCaptionAsync(turnContext.Activity, connector, _subscriptionKey, _uriEndPoint);
var ocroutputtext = String.Join(" ", ocrresult.ToArray());
try
{
// Create Adaptive Card for confirmation view
string jsonCardPath = @"Dialogs\Main\Resources\ConfirmMail.json";
var cardAttachment = await UIHelper.CreateAdaptiveCardUserInfo(jsonCardPath, turnContext, ocrresult);
reply = turnContext.Activity.CreateReply();
reply.Attachments = new List <Attachment>()
{
cardAttachment
};
await turnContext.SendActivityAsync(reply, cancellationToken).ConfigureAwait(false);;
}
catch
{
await turnContext.SendActivityAsync("An error occured during OCR parsing", null, null, cancellationToken);
}
}).Wait();
}
else if (string.IsNullOrEmpty(turnContext.Activity.Text))
{
// Check response comes from Adaptive Card Actions
dynamic value = turnContext.Activity.Value;
string text = value["adaptiveResponse"]; // The property will be named after your text input's ID
text = string.IsNullOrEmpty(text) ? "." : text; // In case the text input is empty
reply = turnContext.Activity.CreateReply();
reply.Text = text;
await turnContext.SendActivityAsync(reply, cancellationToken).ConfigureAwait(false);;
}
}
else if (turnContext.Activity.Type == ActivityTypes.ConversationUpdate)
{
// Check for user first visit
if (turnContext.Activity.MembersAdded != null)
{
foreach (var member in turnContext.Activity.MembersAdded)
{
if (member.Id != turnContext.Activity.Recipient.Id)
{
await turnContext.SendActivityAsync("Welcome to Form Extract Bot. I'm here to help you!");
await UIHelper.SendSuggestedActionsAsync(turnContext, cancellationToken);
}
}
}
}
}