/// <summary>
/// Handles the incoming message from the user.
/// Checks if its a standard pre-defined message from the user and handles accordingly.
/// If not, then it passes the message to the Dialogflow (API.AI) service to decode.
/// </summary>
public static Activity HandleBotRequest(Activity userMessage)
{
try
{
if (BotHelperService.IsGifRecipyRequest(userMessage.Text))
{
// Sends a GIF recipe
return(RecipePuppyService.GetRecipeGif(userMessage, string.Empty));
}
else if (BotHelperService.IsRandomRecipeRequest(userMessage.Text))
{
// Sends a random recipe
return(RecipePuppyService.GetRandomRecipe(userMessage, string.Empty));
}
else if (BotHelperService.IsNewRecipeForRequest(userMessage.Text))
{
// Sends a recipe for a particular item queried
return(RecipePuppyService.GetRecipeFor(userMessage, BotConstants.OtherConstants.DefaultRecipeDish, string.Empty));
}
else if (BotHelperService.IsNewRecipeWithRequest(userMessage.Text))
{
// Sends a recipe for the ingredients queried
return(RecipePuppyService.GetRecipeWith(userMessage, BotConstants.OtherConstants.DefaultIngredients, string.Empty));
}
else if (BotHelperService.IsTopNRecipesRequest(userMessage.Text))
{
// Send the top N recipes where N is a number
return(RecipePuppyService.GetTopNRecipes(userMessage, BotConstants.OtherConstants.DefaultTopN, string.Empty));
}
else if (BotHelperService.IsAboutRequest(userMessage.Text))
{
// Return the about us message
return(BotHelperService.AboutResponse(userMessage, string.Empty));
}
else if (BotHelperService.IsHelpOrGetStartedRequest(userMessage.Text))
{
// Returns the get started/help generic message
return(BotHelperService.GetStartedResponse(userMessage, string.Empty));
}
else if (BotHelperService.IsVersionRequest(userMessage.Text))
{
// Returns the version response
return(BotHelperService.VersionResponse(userMessage));
}
else if (BotHelperService.IsFeedbackRequest(userMessage.Text))
{
// Returns the feedback response
return(BotHelperService.FeedbackResponse(userMessage, string.Empty));
}
else
{
// Send the queries message to the API.AI handler for further processing
return(ApiAiService.HandleNaturalInput(userMessage));
}
}
catch (Exception e)
{
System.Diagnostics.Trace.TraceError("Class BotService | HandleBotRequest() | Oops, something happened " + e.Message);
System.Diagnostics.Trace.TraceError(e.StackTrace);
return(userMessage.CreateReply("Gosh, this is embarrassing. Looks like we're having some trouble with that request. Maybe try sending a different request or try again later?"));
}
}
/// <summary>
/// Handles other non-pre-defined messages in the bot.
/// These messages are passed to the DialogFlow API to process.
/// </summary>
public static Activity HandleNaturalInput(Activity message)
{
try
{
var response = SendRequestToApiAi(message);
switch (response.Result.Action)
{
// Returns the recipe for an item searched
case BotConstants.ApiAiActionConstants.RecipyCookFor:
var entityRecipyCookFor = MiscService.GetFoodEntities(response.Result.Parameters, BotConstants.FoodEntitiesEnum.Recipe);
if (string.IsNullOrEmpty(entityRecipyCookFor))
{
return(message.CreateReply(response.Result.Fulfillment.Speech));
}
return(RecipePuppyService.GetRecipeFor(message, entityRecipyCookFor, response.Result.Fulfillment.Speech));
// Returns the recipe of the day
case BotConstants.ApiAiActionConstants.RecipyOfTheDay:
return(RecipePuppyService.GetRandomRecipe(message, response.Result.Fulfillment.Speech));
// Returns a random recipe
case BotConstants.ApiAiActionConstants.RecipyRandom:
return(RecipePuppyService.GetRandomRecipe(message, response.Result.Fulfillment.Speech));
// Return a recipe for the ingredients queried
case BotConstants.ApiAiActionConstants.RecipyCookWith:
var entityRecipyCookWith = MiscService.GetFoodEntities(response.Result.Parameters, BotConstants.FoodEntitiesEnum.FoodItem);
if (string.IsNullOrEmpty(entityRecipyCookWith))
{
return(message.CreateReply(response.Result.Fulfillment.Speech));
}
return(RecipePuppyService.GetRecipeWith(message, JsonConvert.DeserializeObject <string[]>(entityRecipyCookWith), response.Result.Fulfillment.Speech));
// Returns a GIF recipe
case BotConstants.ApiAiActionConstants.RecipyShowGif:
return(RecipePuppyService.GetRecipeGif(message, response.Result.Fulfillment.Speech));
// Returns top N recipes where N is a number
case BotConstants.ApiAiActionConstants.RecipyTopN:
return(RecipePuppyService.GetTopNRecipes(message, MiscService.GetNumericEntity(response.Result.Parameters), response.Result.Fulfillment.Speech));
// Returns a generic about response
case BotConstants.ApiAiActionConstants.GeneralAbout:
return(BotHelperService.AboutResponse(message, response.Result.Fulfillment.Speech));
// Returns a generic help/get started response
case BotConstants.ApiAiActionConstants.GeneralGetStarted:
return(BotHelperService.GetStartedResponse(message, response.Result.Fulfillment.Speech));
// Returns a generic help/get started response
case BotConstants.ApiAiActionConstants.GeneralHelp:
return(BotHelperService.GetStartedResponse(message, response.Result.Fulfillment.Speech));
// Returns a generic version response
case BotConstants.ApiAiActionConstants.GeneralVersion:
return(BotHelperService.VersionResponse(message));
// Returns a generic feedback response
case BotConstants.ApiAiActionConstants.GeneralFeedback:
return(BotHelperService.FeedbackResponse(message, response.Result.Fulfillment.Speech));
// Returns a response from API.AI for general smalltalk
case BotConstants.ApiAiActionConstants.GeneralSmallTalk:
return(message.CreateReply(response.Result.Fulfillment.Speech));
// Returns a response from API.AI directly
default:
return(message.CreateReply(response.Result.Fulfillment.Speech));
}
}
catch (Exception e)
{
System.Diagnostics.Trace.TraceError("Class ApiAiService | HandleNaturalInput() | Oops, something happened " + e.Message);
System.Diagnostics.Trace.TraceError(e.StackTrace);
return(message.CreateReply("Well, that's unexpected. Apologies, but looks like one of our systems is having some trouble digesting that request. Maybe try a differnt request or try again later?"));
}
}