// handle the user asking for the next track in an album or playlist
// i.e. "Alexa, Next". This can be expanded to the other AudioPlayer intents, such as repeat, back, etc.
public override async Task <SpeechletResponse> OnAudioIntentAsync(AudioIntentRequest audioIntentRequest,
Context context)
{
var httpClient = new HttpClient();
if (audioIntentRequest.Intent.Name == "AMAZON.NextIntent")
{
return(await Groove.Music.EnqueueGrooveMusic(context, httpClient, "AMAZON.NextIntent"));
}
return(null);
}
/// <summary>
///
/// </summary>
/// <param name="json"></param>
/// <returns></returns>
public static SpeechletRequestEnvelope FromJson(JObject json)
{
if (json["version"] != null && json.Value <string>("version") != Sdk.VERSION)
{
throw new SpeechletException("Request must conform to 1.0 schema.");
}
SpeechletRequest request;
JObject requestJson = json.Value <JObject>("request");
string requestType = requestJson.Value <string>("type");
string requestId = requestJson.Value <string>("requestId");
DateTime timestamp = requestJson.Value <DateTime>("timestamp");
switch (requestType)
{
case "LaunchRequest":
request = new LaunchRequest(requestId, timestamp);
break;
case "IntentRequest":
string intentName = "";
intentName = requestJson.Value <JObject>("intent").Value <string>("name");
if (intentName == "AMAZON.NextIntent")
{
request = new AudioIntentRequest(requestId, timestamp,
Intent.FromJson(requestJson.Value <JObject>("intent")));
return(new SpeechletRequestEnvelope
{
Request = request,
Version = json.Value <string>("version"),
Context = Context.FromJson(json.Value <JObject>("context"))
});
}
request = new IntentRequest(requestId, timestamp,
Intent.FromJson(requestJson.Value <JObject>("intent")));
break;
case "SessionStartedRequest":
request = new SessionStartedRequest(requestId, timestamp);
break;
case "SessionEndedRequest":
SessionEndedRequest.ReasonEnum reason;
Enum.TryParse <SessionEndedRequest.ReasonEnum>(requestJson.Value <string>("reason"), out reason);
request = new SessionEndedRequest(requestId, timestamp, reason);
break;
case "AudioPlayer.PlaybackNearlyFinished":
request = new AudioPlayerRequest(requestId, timestamp);
break;
default:
System.Diagnostics.Debug.WriteLine("Unhandled requestType" + requestType);
throw new ArgumentException("json");
}
if (requestType == "AudioPlayer.PlaybackNearlyFinished")
{
return(new SpeechletRequestEnvelope
{
Request = request,
Version = json.Value <string>("version"),
Context = Context.FromJson(json.Value <JObject>("context"))
});
}
return(new SpeechletRequestEnvelope {
Request = request,
Session = Session.FromJson(json.Value <JObject>("session")),
Version = json.Value <string>("version")
});
}
