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Alexa Skill with Net Core
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using System; | |
using System.Collections.Generic; | |
using System.Linq; | |
using System.Threading.Tasks; | |
using Amazon.Lambda.Core; | |
// Assembly attribute to enable the Lambda function's JSON input to be converted into a .NET class. | |
[assembly: LambdaSerializer(typeof(Amazon.Lambda.Serialization.SystemTextJson.LambdaJsonSerializer))] | |
namespace NumberGame_AWSLambda | |
{ | |
public class Function | |
{ | |
/// <summary> | |
/// A simple function that takes a string and does a ToUpper | |
/// </summary> | |
/// <param name="input"></param> | |
/// <param name="context"></param> | |
/// <returns></returns> | |
public string FunctionHandler(string input, ILambdaContext context) | |
{ | |
return input?.ToUpper(); | |
} | |
} | |
} |
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using System; | |
using Alexa.NET; | |
using Newtonsoft.Json; | |
using Alexa.NET.Request; | |
using Amazon.Lambda.Core; | |
using Alexa.NET.Response; | |
using Alexa.NET.Request.Type; | |
using System.Collections.Generic; | |
using System.Threading.Tasks; | |
// Assembly attribute to enable the Lambda function's JSON input to be converted into a .NET class. | |
[assembly: LambdaSerializer(typeof(Amazon.Lambda.Serialization.SystemTextJson.LambdaJsonSerializer))] | |
namespace NumberGame_AWSLambda | |
{ | |
public class Function | |
{ | |
public async Task<string> FunctionHandler(object inputObject, ILambdaContext context) | |
{ | |
var input = JsonConvert.DeserializeObject<SkillRequest>(inputObject.ToString()); | |
SkillResponse tell = null; | |
ILambdaLogger log = context.Logger; | |
log.LogLine($"Skill Request Object:" + JsonConvert.SerializeObject(input)); | |
Session session = input.Session; | |
if (session.Attributes == null) | |
session.Attributes = new Dictionary<string, object>(); | |
Type requestType = input.GetRequestType(); | |
if (input.GetRequestType() == typeof(LaunchRequest)) | |
{ | |
string speech = "Welcome! Say new game to start"; | |
Reprompt rp = new Reprompt("Say new game to start"); | |
tell = ResponseBuilder.Tell(speech, session); | |
tell.Response.ShouldEndSession = false; | |
} | |
else if (input.GetRequestType() == typeof(SessionEndedRequest)) | |
{ | |
tell = ResponseBuilder.Tell("Goodbye!"); | |
} | |
else if (input.GetRequestType() == typeof(IntentRequest)) | |
{ | |
var intentRequest = (IntentRequest)input.Request; | |
switch (intentRequest.Intent.Name) | |
{ | |
case "AMAZON.CancelIntent": | |
case "AMAZON.StopIntent": | |
tell = ResponseBuilder.Tell("Goodbye!"); | |
break; | |
case "AMAZON.HelpIntent": | |
{ | |
Reprompt rp = new Reprompt("What's next?"); | |
tell = ResponseBuilder.Ask("Here's some help. What's next?", rp, session); | |
} | |
break; | |
case "NewGameIntent": | |
{ | |
session.Attributes["num_guesses"] = 0; | |
Random rnd = new Random(); | |
Int32 magicNumber = rnd.Next(1, 10); | |
session.Attributes["magic_number"] = magicNumber; | |
string next = "Guess a number betwen 1 and 10"; | |
Reprompt rp = new Reprompt(next); | |
tell = ResponseBuilder.Ask(next, rp, session); | |
} | |
break; | |
case "AnswerIntent": | |
{ | |
// check answer | |
string userString = intentRequest.Intent.Slots["Number"].Value; | |
Int32 userInt = 0; | |
Int32.TryParse(userString, out userInt); | |
bool correct = (userInt == (Int32)(long)session.Attributes["magic_number"]); | |
Int32 numTries = (Int32)(long)session.Attributes["num_guesses"] + 1; | |
string speech = ""; | |
if (correct) | |
{ | |
speech = "Correct! You guessed it in " + numTries.ToString() + " tries. Say new game to play again, or stop to exit. "; | |
session.Attributes["num_guesses"] = 0; | |
} | |
else | |
{ | |
speech = "Nope, guess again."; | |
session.Attributes["num_guesses"] = numTries; | |
} | |
Reprompt rp = new Reprompt("speech"); | |
tell = ResponseBuilder.Ask(speech, rp, session); | |
} | |
break; | |
default: | |
{ | |
log.LogLine($"Unknown intent: " + intentRequest.Intent.Name); | |
string speech = "I didn't understand - try again?"; | |
Reprompt rp = new Reprompt(speech); | |
tell = ResponseBuilder.Ask(speech, rp, session); | |
} | |
break; | |
} | |
} | |
/*return JsonConvert.SerializeObject(tell, Formatting.None, new JsonSerializerSettings | |
{ | |
NullValueHandling = NullValueHandling.Ignore | |
}).Replace("\u0022", String.Empty).Trim();*/ | |
var x = JsonConvert.SerializeObject(tell, Formatting.None, new JsonSerializerSettings()); | |
return x; | |
} | |
} | |
} |
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