private async Task EnsureAuthentication(IDialogContext context, Microsoft.Bot.Connector.Activity activity)
{
string token = null;
if (activity.ChannelId.Equals("cortana", StringComparison.InvariantCultureIgnoreCase))
{
// Call extension method to extract token from cortana Connected Service
token = activity.AuthorizationToken();
}
else
{
token = await context.GetAccessToken(AuthSettings.Scopes);
}
if (string.IsNullOrEmpty(token))
{
if (activity.ChannelId.Equals("cortana", StringComparison.InvariantCultureIgnoreCase))
{
//Cortana channel uses Connected Service for authentication, it has to be authorized to use cortana, we should not get here...
throw new InvalidOperationException("Cortana channel has to be used with Connected Service Account");
}
else
{
try
{
// Force user to sign in
await context.Forward(new AzureAuthDialog(AuthSettings.Scopes), this.ResumeAfterAuth, context.Activity, CancellationToken.None);
}
catch (Exception)
{
throw;
}
}
}
else
{
await context.SayAsync($"Discovering your devices...", $" Discovering your devices...", new MessageOptions()
{
InputHint = InputHints.IgnoringInput
});
var devicesResponse = await new DeviceGraphService().GetDevicesAsync(context, token);
if (devicesResponse.Item1)
{
List <UserDevice> userDevices = new List <UserDevice>();
foreach (var item in devicesResponse.Item2)
{
// Exclude devices that are not "online" and that are "CortanaSdk" (currently only Invoke devices)
if (item.Status.ToLower() == "online" && item.Platform != "CortanaSdk")
{
userDevices.Add(item);
}
}
context.ConversationData.SetValue <List <UserDevice> >("Devices", userDevices);
context.ConversationData.SetValue <string>("AuthToken", token);
// say reply to the user
await context.SayAsync($"I found {devicesResponse.Item2.Count} devices, {userDevices.Count} of which are online", $" I found {devicesResponse.Item2.Count} devices, {userDevices.Count} of which are online", new MessageOptions()
{
InputHint = InputHints.IgnoringInput
});
// Array of strings for the PromptDialog.Choice buttons - though note these are not spoken, just shown on channels with UI
var descriptions = new List <string>();
// Define the device list choices, plus synonyms for each choice
var choices = new Dictionary <string, IReadOnlyList <string> >();
int counter = 1;
foreach (var userDevice in userDevices)
{
descriptions.Add($"{counter}. {userDevice.Name}");
choices.Add(counter.ToString(), new List <string> {
userDevice.Name, userDevice.Name.ToLowerInvariant()
});
counter++;
}
// Additional speech for devices with no screen TODO
if (activity.ChannelId.Equals("cortana", StringComparison.InvariantCultureIgnoreCase))
{
counter = 1;
StringBuilder devicesPrompt = new StringBuilder();
foreach (var userDevice in userDevices)
{
devicesPrompt.Append($"{counter}, {userDevice.Kind}, {userDevice.Model}. ");
counter++;
}
await context.SayAsync(devicesPrompt.ToString(), devicesPrompt.ToString(), new MessageOptions()
{
InputHint = InputHints.IgnoringInput
});
}
var promptOptions = new PromptOptionsWithSynonyms <string>(
prompt: "Choose one on which to launch the website", // prompt is not spoken
choices: choices,
descriptions: descriptions,
speak: ($"Which one do you want to launch the website on?"));
PromptDialog.Choice(context, DeviceChoiceReceivedAsync, promptOptions);
}
else
{
// say reply to the user
await context.SayAsync($"I couldn't get your devices", $" I couldn't get your devices", new MessageOptions()
{
InputHint = InputHints.IgnoringInput
});
context.Wait(MessageReceivedAsync);
}
}
}