// Starts SkillDialog based on the user's selections
private async Task <DialogTurnResult> CallSkillActionStepAsync(WaterfallStepContext stepContext, CancellationToken cancellationToken)
{
var selectedSkill = (BotFrameworkSkill)stepContext.Values[_selectedSkillKey];
Activity skillActivity = null;
switch (selectedSkill.Id)
{
case "EchoSkillBot":
// Echo skill only handles message activities, send a dummy utterance to get it started.
skillActivity = (Activity)Activity.CreateMessageActivity();
skillActivity.Text = "Start echo skill";
break;
case "DialogSkillBot":
skillActivity = GetDialogSkillBotActivity(((FoundChoice)stepContext.Result).Value);
break;
default:
throw new Exception($"Unknown target skill id: {selectedSkill.Id}.");
}
// Create the SkillDialogArgs
var skillDialogArgs = new SkillDialogArgs
{
Skill = selectedSkill,
Activity = skillActivity
};
// We are manually creating the activity to send to the skill, ensure we add the ChannelData and Properties
// from the original activity so the skill gets them.
// Note: this is not necessary if we are just forwarding the current activity from context.
skillDialogArgs.Activity.ChannelData = stepContext.Context.Activity.ChannelData;
skillDialogArgs.Activity.Properties = stepContext.Context.Activity.Properties;
// Start the skillDialog with the arguments.
return(await stepContext.BeginDialogAsync(nameof(SkillDialog), skillDialogArgs, cancellationToken));
}
// Starts SkillDialog based on the user's selection
private async Task <DialogTurnResult> ActStepAsync(WaterfallStepContext stepContext, CancellationToken cancellationToken)
{
// Send a message activity to the skill.
if (stepContext.Context.Activity.Text.StartsWith("m:", StringComparison.CurrentCultureIgnoreCase))
{
var dialogArgs = new SkillDialogArgs
{
SkillId = _targetSkillId,
ActivityType = ActivityTypes.Message,
Text = stepContext.Context.Activity.Text.Substring(2).Trim()
};
return(await stepContext.BeginDialogAsync(nameof(SkillDialog), dialogArgs, cancellationToken));
}
// Send a message activity to the skill with some artificial parameters in value
if (stepContext.Context.Activity.Text.StartsWith("mv:", StringComparison.CurrentCultureIgnoreCase))
{
var dialogArgs = new SkillDialogArgs
{
SkillId = _targetSkillId,
ActivityType = ActivityTypes.Message,
Text = stepContext.Context.Activity.Text.Substring(3).Trim(),
Value = new BookingDetails {
Destination = "New York"
}
};
return(await stepContext.BeginDialogAsync(nameof(SkillDialog), dialogArgs, cancellationToken));
}
// Send an event activity to the skill with "OAuthTest" in the name.
if (stepContext.Context.Activity.Text.Equals("OAuthTest", StringComparison.CurrentCultureIgnoreCase))
{
var dialogArgs = new SkillDialogArgs
{
SkillId = _targetSkillId,
ActivityType = ActivityTypes.Event,
Name = "OAuthTest"
};
return(await stepContext.BeginDialogAsync(nameof(SkillDialog), dialogArgs, cancellationToken));
}
// Send an event activity to the skill with "BookFlight" in the name.
if (stepContext.Context.Activity.Text.Equals("BookFlight", StringComparison.CurrentCultureIgnoreCase))
{
var dialogArgs = new SkillDialogArgs
{
SkillId = _targetSkillId,
ActivityType = ActivityTypes.Event,
Name = "BookFlight"
};
return(await stepContext.BeginDialogAsync(nameof(SkillDialog), dialogArgs, cancellationToken));
}
// Send an event activity to the skill "BookFlight" in the name and some testing values.
if (stepContext.Context.Activity.Text.Equals("BookFlightWithValues", StringComparison.CurrentCultureIgnoreCase))
{
var dialogArgs = new SkillDialogArgs
{
SkillId = _targetSkillId,
ActivityType = ActivityTypes.Event,
Name = "BookFlight",
Value = new BookingDetails
{
Destination = "New York",
Origin = "Seattle"
}
};
return(await stepContext.BeginDialogAsync(nameof(SkillDialog), dialogArgs, cancellationToken));
}
// Send an invoke activity to the skill with "GetWeather" in the name and some testing values.
// Note that this operation doesn't use SkillDialog, InvokeActivities are single turn Request/Response.
if (stepContext.Context.Activity.Text.Equals("GetWeather", StringComparison.CurrentCultureIgnoreCase))
{
var invokeActivity = Activity.CreateInvokeActivity();
invokeActivity.Name = "GetWeather";
invokeActivity.Value = new Location
{
PostalCode = "11218"
};
invokeActivity.ApplyConversationReference(stepContext.Context.Activity.GetConversationReference(), true);
// Always save state before forwarding
await _conversationState.SaveChangesAsync(stepContext.Context, true, cancellationToken);
var skillInfo = _skillsConfig.Skills[_targetSkillId];
var response = await _skillClient.PostActivityAsync(_botId, skillInfo, _skillsConfig.SkillHostEndpoint, (Activity)invokeActivity, cancellationToken);
if (!(response.Status >= 200 && response.Status <= 299))
{
throw new HttpRequestException($"Error invoking the skill id: \"{skillInfo.Id}\" at \"{skillInfo.SkillEndpoint}\" (status is {response.Status}). \r\n {response.Body}");
}
var invokeResult = $"Invoke result: {JsonConvert.SerializeObject(response.Body)}";
await stepContext.Context.SendActivityAsync(MessageFactory.Text(invokeResult, inputHint: InputHints.IgnoringInput), cancellationToken : cancellationToken);
return(await stepContext.NextAsync(null, cancellationToken));
}
// Catch all for unhandled intents
var didntUnderstandMessageText = "Sorry, I didn't get that. Please try asking in a different way.";
var didntUnderstandMessage = MessageFactory.Text(didntUnderstandMessageText, didntUnderstandMessageText, InputHints.IgnoringInput);
await stepContext.Context.SendActivityAsync(didntUnderstandMessage, cancellationToken);
return(await stepContext.NextAsync(null, cancellationToken));
}
private static void ApplyParentActivityProperties(DialogContext dc, Activity skillActivity, SkillDialogArgs dialogArgs)
{
// Apply conversation reference and common properties from incoming activity before sending.
skillActivity.ApplyConversationReference(dc.Context.Activity.GetConversationReference(), true);
skillActivity.Value = dialogArgs.Value;
skillActivity.ChannelData = dc.Context.Activity.ChannelData;
skillActivity.Properties = dc.Context.Activity.Properties;
}
