/// <summary>
/// we call for every turn while the topic is still active
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public async Task <bool> ContinueTopic(AlarmBotContext context)
{
// for messages
if (context.Activity.Type == ActivityTypes.Message)
{
switch (context.RecognizedIntents.TopIntent?.Name)
{
case "showAlarms":
// allow show alarm to interrupt, but it's one turn, so we show the data without changing the topic
await new ShowAlarmsTopic().StartTopic(context);
return(await this.PromptForMissingData(context));
case "help":
// show contextual help
await AddAlarmResponses.ReplyWithHelp(context, this.Alarm);
return(await this.PromptForMissingData(context));
case "cancel":
// prompt to cancel
await AddAlarmResponses.ReplyWithCancelPrompt(context, this.Alarm);
this.TopicState = TopicStates.CancelConfirmation;
return(true);
default:
return(await ProcessTopicState(context));
}
}
return(true);
}
/// <summary>
/// Shared method to get missing information
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
private async Task <bool> PromptForMissingData(ITurnContext context)
{
// If we don't have a title (or if its too long), prompt the user to get it.
if (String.IsNullOrWhiteSpace(this.Alarm.Title))
{
this.TopicState = TopicStates.TitlePrompt;
await AddAlarmResponses.ReplyWithTitlePrompt(context, this.Alarm);
return(true);
}
// if title exists but is not valid, then provide feedback and prompt again
else if (this.Alarm.Title.Length < 1 || this.Alarm.Title.Length > 100)
{
this.Alarm.Title = null;
this.TopicState = TopicStates.TitlePrompt;
await AddAlarmResponses.ReplyWithTitleValidationPrompt(context, this.Alarm);
return(true);
}
// If we don't have a time, prompt the user to get it.
if (this.Alarm.Time == null)
{
this.TopicState = TopicStates.TimePrompt;
await AddAlarmResponses.ReplyWithTimePromptFuture(context, this.Alarm);
return(true);
}
// ask for confirmation that we want to add it
await AddAlarmResponses.ReplyWithAddConfirmation(context, this.Alarm);
this.TopicState = TopicStates.AddConfirmation;
return(true);
}
private async Task <bool> ProcessTopicState(AlarmBotContext context)
{
string utterance = (context.Activity.AsMessageActivity().Text ?? "").Trim();
// we ar eusing TopicState to remember what we last asked
switch (this.TopicState)
{
case TopicStates.TitlePrompt:
this.Alarm.Title = utterance;
return(await this.PromptForMissingData(context));
case TopicStates.TimePrompt:
// take first one in the future if a valid time has been parsed
var times = context.GetDateTimes();
if (times.Any(t => t > DateTimeOffset.Now))
{
this.Alarm.Time = times.FirstOrDefault(t => t > DateTimeOffset.Now);
}
return(await this.PromptForMissingData(context));
case TopicStates.CancelConfirmation:
switch (context.RecognizedIntents.TopIntent?.Name)
{
case "confirmYes":
await AddAlarmResponses.ReplyWithTopicCanceled(context);
// End current topic
return(false);
case "confirmNo":
// Re-prompt user for current field.
await AddAlarmResponses.ReplyWithTopicCanceled(context);
return(await this.PromptForMissingData(context));
default:
// prompt again to confirm the cancelation
await AddAlarmResponses.ReplyWithCancelReprompt(context, this.Alarm);
return(true);
}
case TopicStates.AddConfirmation:
switch (context.RecognizedIntents.TopIntent?.Name)
{
case "confirmYes":
if (context.UserState.Alarms == null)
{
context.UserState.Alarms = new List <Alarm>();
}
context.UserState.Alarms.Add(this.Alarm);
await AddAlarmResponses.ReplyWithAddedAlarm(context, this.Alarm);
// end topic
return(false);
case "confirmNo":
await AddAlarmResponses.ReplyWithTopicCanceled(context);
// End current topic
return(false);
default:
return(await this.PromptForMissingData(context));
}
default:
return(await this.PromptForMissingData(context));
}
}
private async Task <bool> ProcessTopicState(IBotContext context)
{
string utterance = (context.Request.AsMessageActivity().Text ?? "").Trim();
// we ar eusing TopicState to remember what we last asked
switch (this.TopicState)
{
case TopicStates.TitlePrompt:
this.Alarm.Title = utterance;
return(await this.PromptForMissingData(context));
case TopicStates.TimePrompt:
// take first one in the future
this.Alarm.Time = ((BotContext)context).GetDateTimes().Where(t => t > DateTimeOffset.Now).FirstOrDefault();
return(await this.PromptForMissingData(context));
case TopicStates.CancelConfirmation:
switch (context.TopIntent.Name)
{
case "confirmYes":
AddAlarmResponses.ReplyWithTopicCanceled(context);
// End current topic
return(false);
case "confirmNo":
// Re-prompt user for current field.
AddAlarmResponses.ReplyWithTopicCanceled(context);
return(await this.PromptForMissingData(context));
default:
// prompt again to confirm the cancelation
AddAlarmResponses.ReplyWithCancelReprompt(context, this.Alarm);
return(true);
}
case TopicStates.AddConfirmation:
switch (context.TopIntent?.Name)
{
case "confirmYes":
var alarms = (List <Alarm>)context.State.UserProperties[UserProperties.ALARMS];
if (alarms == null)
{
alarms = new List <Alarm>();
context.State.UserProperties[UserProperties.ALARMS] = alarms;
}
alarms.Add(this.Alarm);
AddAlarmResponses.ReplyWithAddedAlarm(context, this.Alarm);
// end topic
return(false);
case "confirmNo":
AddAlarmResponses.ReplyWithTopicCanceled(context);
// End current topic
return(false);
default:
return(await this.PromptForMissingData(context));
}
default:
return(await this.PromptForMissingData(context));
}
}
