Alexa Tutorial 2016

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{
  "intents": [
    {
      "intent": "GetChoresIntent",
      "slots": [
        {
          "name": "firstName",
          "type" : "AMAZON.US_FIRST_NAME"
        }
      ]
    },
    {
      "intent": "AMAZON.HelpIntent"
    },
    {
      "intent": "AMAZON.StopIntent"
    },
    {
      "intent": "AMAZON.CancelIntent"
    }
  ]
}

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GetChoresIntent what chore is for {firstName}
GetChoresIntent {firstName} needs a chore
GetChoresIntent give me a chore for {firstName}

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// 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.[unique-value-here]") {
             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(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 ("GetChoresIntent" === intentName) {
        getChoreResponse(intent, session, callback);
    } else if ("AMAZON.HelpIntent" === intentName) {
        getWelcomeResponse(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(callback) {
    // If we wanted to initialize the session to have some attributes we could add those here.
    var sessionAttributes = {};
    var cardTitle = "Welcome";
    var speechOutput = "Welcome to the Hack Guides demo. " +
        "Please ask for a chore by saying: give me a chore for name";
    var repromptText = "Please ask for a chore by saying: give me a chore for name";
    var shouldEndSession = false;

    callback(sessionAttributes,
        buildSpeechletResponse(cardTitle, speechOutput, repromptText, shouldEndSession));
}

function handleSessionEndRequest(callback) {
    var cardTitle = "Session Ended";
    var speechOutput = "Thank you for trying the Hack Guides demo. Have an Amazon day!";
    // Setting this to true ends the session and exits the skill.
    var shouldEndSession = true;

    callback({}, buildSpeechletResponse(cardTitle, speechOutput, null, shouldEndSession));
}

/**
 * Sets the color in the session and prepares the speech to reply to the user.
 */
function getChoreResponse(intent, session, callback) {
    var cardTitle = intent.name;
    var fistNameSlot = intent.slots.firstName;
    var repromptText = "";
    var sessionAttributes = {};
    var shouldEndSession = false;
    var speechOutput = "";

    if (fistNameSlot) {
        
        var miscResponses = [
    'I think <break time="1s"/> {firstNameSlot} should work on Sweeping and moping!',
    'I think {firstNameSlot} should work on <break time="1s"/> dishes!',
    '{firstNameSlot}! should work on making their bed!',
    'Maybe, nope definitely {firstNameSlot} should work on vacuuming the house',
    'I think this time {firstNameSlot} should work on cleaning the toilets!',
    '{firstNameSlot} should <break time="1s"/> work on clearing the table'
    ];
        
        var firstNameValue = fistNameSlot.value;
        var randomInt = getRandomInt(0, miscResponses.length - 1);
        console.log(randomInt);
        speechOutput = miscResponses[randomInt].replace(/{firstNameSlot}/g, firstNameValue);
        repromptText = "Please ask for a chore by saying: give me a chore for name";
    } else {
        speechOutput = "I didn't catch that name you tell me again";
        repromptText = "Please ask for a chore by saying: give me a chore for name";
    }

    callback(sessionAttributes,
         buildSpeechletResponse(cardTitle, speechOutput, repromptText, shouldEndSession));
}

function getRandomInt(min, max) {
    console.log("max:" + max + " min:" + min);
    return Math.floor(Math.random() * (max - min + 1)) + min;
}

// --------------- Helpers that build all of the responses -----------------------

function buildSpeechletResponse(title, output, repromptText, shouldEndSession) {
    return {
        outputSpeech: {
            type: "PlainText",
            text: output
        },
        card: {
            type: "Simple",
            title: "SessionSpeechlet - " + title,
            content: "SessionSpeechlet - " + output
        },
        reprompt: {
            outputSpeech: {
                type: "PlainText",
                text: repromptText
            }
        },
        shouldEndSession: shouldEndSession
    };
}

function buildResponse(sessionAttributes, speechletResponse) {
    return {
        version: "1.0",
        sessionAttributes: sessionAttributes,
        response: speechletResponse
    };
}