Pirate Talk

piratetalk.js

/*
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.11111") {
             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 ("GetPirateTalk" === intentName) {
        PirateTalk(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 - Translate how are you";
    // 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 - Translate how are you";
    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 PirateTalk(intent, session, callback) {
    var cardTitle = "Pirate Talk Translator";
    var repromptText = "";
    var sessionAttributes = {};
    var shouldEndSession = true;
    var speechOutput = "";
    var translatewords = null;
    
    if (intent.slots) {
        var locationSlot = intent.slots.SlotName;
        if (locationSlot.value){
            translatewords = locationSlot.value;
            //sessionAttributes = createZipCodeAttributes(zipcode);
        }
    }  

   if (translatewords) {
       getPirateTalk(translatewords, function(data){
                    //list all the names of state representative
                    speechOutput = data.translation.pirate
                    callback(sessionAttributes,
                        buildSpeechletResponse(cardTitle, speechOutput, repromptText, shouldEndSession));
                
            });
   } else
   {
      getWelcomeResponse(session, callback)   
   }
}


function getPirateTalk(translatewords, callback) {

    return http.get({
        host: 'isithackday.com',
        path: '/arrpi.php?text=' + encodeURI(translatewords) + '&format=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
    };
}