private async Task <ISpeechletResponse> HandleStandardRequestAsync(SpeechletRequest request, Session session, Context context)
{
if (session != null)
{
// Do session management prior to calling OnSessionStarted and OnIntentAsync
// to allow dev to change session values if behavior is not desired
DoSessionManagement(request as IntentRequest, session);
if (session.IsNew)
{
var sessionStartedRequest = new SessionStartedRequest(request);
(speechlet as ISpeechletWithContext)?.OnSessionStarted(sessionStartedRequest, session, context);
await(speechlet as ISpeechletWithContextAsync)?.OnSessionStartedAsync(sessionStartedRequest, session, context);
(speechlet as ISpeechlet)?.OnSessionStarted(sessionStartedRequest, session);
await(speechlet as ISpeechletAsync)?.OnSessionStartedAsync(sessionStartedRequest, session);
}
}
// process launch request
if (request is LaunchRequest)
{
return((speechlet as ISpeechletWithContext)?.OnLaunch(request as LaunchRequest, session, context) ??
await(speechlet as ISpeechletWithContextAsync)?.OnLaunchAsync(request as LaunchRequest, session, context) ??
(speechlet as ISpeechlet)?.OnLaunch(request as LaunchRequest, session) ??
await(speechlet as ISpeechletAsync)?.OnLaunchAsync(request as LaunchRequest, session));
}
// process intent request
else if (request is IntentRequest)
{
return((speechlet as ISpeechletWithContext)?.OnIntent(request as IntentRequest, session, context) ??
await(speechlet as ISpeechletWithContextAsync)?.OnIntentAsync(request as IntentRequest, session, context) ??
(speechlet as ISpeechlet)?.OnIntent(request as IntentRequest, session) ??
await(speechlet as ISpeechletAsync)?.OnIntentAsync(request as IntentRequest, session));
}
// process session ended request
else if (request is SessionEndedRequest)
{
(speechlet as ISpeechletWithContext)?.OnSessionEnded(request as SessionEndedRequest, session, context);
await(speechlet as ISpeechletWithContextAsync)?.OnSessionEndedAsync(request as SessionEndedRequest, session, context);
(speechlet as ISpeechlet)?.OnSessionEnded(request as SessionEndedRequest, session);
await(speechlet as ISpeechletAsync)?.OnSessionEndedAsync(request as SessionEndedRequest, session);
}
return(null);
}
/// <summary>
///
/// </summary>
/// <param name="json"></param>
/// <returns></returns>
public static SpeechletRequestEnvelope FromJson(JObject json) {
if (json["version"] == null || json["session"] == null || json["request"] == null) {
throw new SpeechletException("Request does not conform to schema");
}
if (json.Value<string>("version") != Sdk.VERSION) {
// will still attempt to parse request content but might be useful to log a warning
}
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":
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;
default:
throw new ArgumentException("json");
}
return new SpeechletRequestEnvelope {
Request = request,
Session = Session.FromJson(json.Value<JObject>("session")),
Version = json.Value<string>("version")
};
}
/// <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":
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;
default:
throw new SpeechletException("Unable to determine Request Type.");
}
return new SpeechletRequestEnvelope {
Request = request,
Session = Session.FromJson(json.Value<JObject>("session")),
Version = json.Value<string>("version")
};
}
public abstract void OnSessionStarted(SessionStartedRequest sessionStartedRequest, Session session);
public async Task OnSessionStartedAsync(SessionStartedRequest sessionStartedRequest, Session session)
{
speechlet.OnSessionStarted(sessionStartedRequest, session);
}
public abstract Task OnSessionStartedAsync(SessionStartedRequest sessionStartedRequest, Session session);
public abstract Task OnSessionStartedAsync(SessionStartedRequest sessionStartedRequest, Session session);
public abstract void OnSessionStarted(SessionStartedRequest sessionStartedRequest, Session session);
public override void OnSessionStarted(SessionStartedRequest request, Session session) {
Log.Info("OnSessionStarted requestId={0}, sessionId={1}", request.RequestId, session.SessionId);
}
public override void OnSessionStarted(SessionStartedRequest request, Session session) { }
public override void OnSessionStarted(SessionStartedRequest request, Session session)
{
Console.WriteLine("OnSessionStarted requestId={0}, sessionId={1}", request.RequestId, session.SessionId);
}
