Created
May 10, 2016 15:11
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Amazon Echo Startup Do
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/* | |
Developed by Ron Dagdag | |
Email: ron@dagdag.net | |
*/ | |
'use strict'; | |
let http = require('http'); | |
// Route the incoming request based on type (LaunchRequest, IntentRequest, | |
// etc.) The JSON body of the request is provided in the event parameter. | |
exports.handler = function (event, context) { | |
try { | |
console.log("event.session.application.applicationId=" + event.session.application.applicationId); | |
/** | |
* Uncomment this if statement and populate with your skill's application ID to | |
* prevent someone else from configuring a skill that sends requests to this function. | |
*/ | |
/*if (event.session.application.applicationId !== "amzn1.echo-sdk-ams.app.111111") { | |
context.fail("Invalid Application ID"); | |
}*/ | |
if (event.session.new) { | |
onSessionStarted({requestId: event.request.requestId}, event.session); | |
} | |
if (event.request.type === "LaunchRequest") { | |
onLaunch(event.request, | |
event.session, | |
function callback(sessionAttributes, speechletResponse) { | |
context.succeed(buildResponse(sessionAttributes, speechletResponse)); | |
}); | |
} else if (event.request.type === "IntentRequest") { | |
onIntent(event.request, | |
event.session, | |
function callback(sessionAttributes, speechletResponse) { | |
context.succeed(buildResponse(sessionAttributes, speechletResponse)); | |
}); | |
} else if (event.request.type === "SessionEndedRequest") { | |
onSessionEnded(event.request, event.session); | |
context.succeed(); | |
} | |
} catch (e) { | |
context.fail("Exception: " + e); | |
} | |
}; | |
/** | |
* Called when the session starts. | |
*/ | |
function onSessionStarted(sessionStartedRequest, session) { | |
console.log("onSessionStarted requestId=" + sessionStartedRequest.requestId + | |
", sessionId=" + session.sessionId); | |
} | |
/** | |
* Called when the user launches the skill without specifying what they want. | |
*/ | |
function onLaunch(launchRequest, session, callback) { | |
console.log("onLaunch requestId=" + launchRequest.requestId + | |
", sessionId=" + session.sessionId); | |
// Dispatch to your skill's launch. | |
getWelcomeResponse(session, callback); | |
} | |
/** | |
* Called when the user specifies an intent for this skill. | |
*/ | |
function onIntent(intentRequest, session, callback) { | |
console.log("onIntent requestId=" + intentRequest.requestId + | |
", sessionId=" + session.sessionId); | |
var intent = intentRequest.intent, | |
intentName = intentRequest.intent.name; | |
// Dispatch to your skill's intent handlers | |
if ("StartupDoIntent" === intentName) { | |
StartupDo(intent, session, callback); | |
} else if ("AMAZON.HelpIntent" === intentName) { | |
getWelcomeResponse(session, callback); | |
} else if ("AMAZON.StopIntent" === intentName || "AMAZON.CancelIntent" === intentName) { | |
handleSessionEndRequest(callback); | |
} else { | |
throw "Invalid intent"; | |
} | |
} | |
/** | |
* Called when the user ends the session. | |
* Is not called when the skill returns shouldEndSession=true. | |
*/ | |
function onSessionEnded(sessionEndedRequest, session) { | |
console.log("onSessionEnded requestId=" + sessionEndedRequest.requestId + | |
", sessionId=" + session.sessionId); | |
// Add cleanup logic here | |
} | |
// --------------- Functions that control the skill's behavior ----------------------- | |
function getWelcomeResponse(session, callback) { | |
// If we wanted to initialize the session to have some attributes we could add those here. | |
var sessionAttributes = {}; | |
var cardTitle = "Welcome"; | |
var speechOutput = "You can say - What does your startup do?"; | |
// If the user either does not reply to the welcome message or says something that is not | |
// understood, they will be prompted again with this text. | |
var repromptText = "You can say - What does your startup do?"; | |
var shouldEndSession = false; | |
callback(sessionAttributes, | |
buildSpeechletResponse(cardTitle, speechOutput, repromptText, shouldEndSession)); | |
} | |
function handleSessionEndRequest(callback) { | |
var cardTitle = "Good Bye"; | |
var speechOutput = "Thank you."; | |
// Setting this to true ends the session and exits the skill. | |
var shouldEndSession = true; | |
callback({}, buildSpeechletResponse(cardTitle, speechOutput, null, shouldEndSession)); | |
} | |
function StartupDo(intent, session, callback) { | |
var cardTitle = "Wait, What does your startup do?"; | |
var repromptText = ""; | |
var sessionAttributes = {}; | |
var shouldEndSession = true; | |
var speechOutput = ""; | |
getStartupDo(function(data){ | |
//list all the names of state representative | |
speechOutput = "SO, basically, it's like a " + data.this + " for " + data.that; | |
callback(sessionAttributes, | |
buildSpeechletResponse(cardTitle, speechOutput, repromptText, shouldEndSession)); | |
}); | |
} | |
function getStartupDo(callback) { | |
return http.get({ | |
host: 'itsthisforthat.com', | |
path: '/api.php?json' | |
}, function(response) { | |
// Continuously update stream with data | |
var body = ''; | |
response.on('data', function(d) { | |
body += d; | |
}); | |
response.on('end', function() { | |
// Data reception is done, do whatever with it! | |
var parsed = JSON.parse(body); | |
callback(parsed); | |
}); | |
}); | |
} | |
// --------------- Helpers that build all of the responses ----------------------- | |
function buildSpeechletResponse(title, output, repromptText, shouldEndSession) { | |
return { | |
outputSpeech: { | |
type: "PlainText", | |
text: output | |
}, | |
card: { | |
type: "Simple", | |
title: title, | |
content: output | |
}, | |
reprompt: { | |
outputSpeech: { | |
type: "PlainText", | |
text: repromptText | |
} | |
}, | |
shouldEndSession: shouldEndSession | |
}; | |
} | |
function buildResponse(sessionAttributes, speechletResponse) { | |
return { | |
version: "1.0", | |
sessionAttributes: sessionAttributes, | |
response: speechletResponse | |
}; | |
} |
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