private async Task HandleIncomingMessage(ITurnContext turnContext, CancellationToken cancellationToken)
{
if (!this.translator.IsConfigured || turnContext.Activity.Type != ActivityTypes.Message)
{
return;
}
// Store the original incoming text so that it is still available after translation.
turnContext.Activity.ChannelData = turnContext.Activity.Text;
var user = await api.GetUser(turnContext);
// Translate messages sent from the user to the default language.
if (user.Language != Translator.DefaultLanguage)
{
// For the first message we need to detect the user's language and store it.
if (string.IsNullOrEmpty(user.Language))
{
var result = await this.translator.TranslateToDataAsync(turnContext.Activity.Text, Translator.DefaultLanguage, cancellationToken);
turnContext.Activity.Text = result?.Translations?.FirstOrDefault()?.Text;
user.Language = result?.DetectedLanguage?.Language ?? Translator.DefaultLanguage;
await this.api.Update(user);
}
else
{
await TranslateAsync(turnContext.Activity, Translator.DefaultLanguage, cancellationToken);
}
}
}
public static PromptValidator <FoundChoice> Create(IApiInterface api)
{
return(async(promptContext, cancellationToken) =>
{
if (!promptContext.Recognized.Succeeded)
{
return await Task.FromResult(false);
}
if (promptContext.Recognized.Value.Value == Phrases.None)
{
return await Task.FromResult(true);
}
var user = await api.GetUser(promptContext.Context);
var resources = await api.GetResourcesForUser(user);
// Make sure the index and name still match up in case the schema changed.
var selectedChoice = promptContext.Recognized.Value;
var selectedIndex = selectedChoice.Index;
if (selectedIndex >= resources.Count)
{
return await Task.FromResult(false);
}
return await Task.FromResult(resources[selectedIndex].Name == selectedChoice.Value);
});
}
public async Task OnTurnAsync(ITurnContext turnContext, NextDelegate next, CancellationToken cancellationToken = default(CancellationToken))
{
// Create the user if they haven't been seen yet.
var user = await api.GetUser(turnContext);
if (user == null)
{
user = new User();
user.PhoneNumber = Helpers.GetUserToken(turnContext);
await this.api.Create(user);
}
// Invoke the next middleware.
await next(cancellationToken).ConfigureAwait(false);
}