index.js

'use strict';
var Alexa = require("alexa-sdk");
var appId = 'amzn1.ask.skill.caa93b39-97a4-4746-9451-1f6b2427c016'; //'amzn1.echo-sdk-ams.app.your-skill-id';
var aws = require('aws-sdk');
var s3 = new aws.S3();

var newSessionHandlers = {

    //neccessery fallback function do not delete
    'Unhandled': function () {
        this.emit(':ask', 'ERROR Unhandled Session');
    },
    'GPIOControlIntent': function () {

        var obj = {
            table: []
        };

        var pin = this.event.request.intent.slots.pin.value.toLowerCase(),
            status = this.event.request.intent.slots.status.value.toLowerCase();
        obj.table.push({pin: pin, state: status});

        var json = JSON.stringify(obj);

        let params = {
            Bucket: 'gpiocontroll', // your bucket name,
            Key: 'test.txt', // name of your file
            Body: json
        };

        var putObjectPromise = s3.putObject(params).promise();

        putObjectPromise.then((data) => {
            console.log('Success');
            this.emit(':tell', 'Ich habe den Pin ' + pin + ' auf ' + status + ' gesetzt.');
        }, (err) => {
            console.log(err);
            this.emit(':tell', 'Es ist ein Fehler aufgetreten');
        });

    }
};

exports.handler = function (event, context, callback) {
    var alexa = Alexa.handler(event, context);
    alexa.appId = appId;
    alexa.registerHandlers(newSessionHandlers); //add more handlers here, z.B.: alexa.registerHandlers(newSessionHandlers, guessModeHandlers, startGameHandlers, guessAttemptHandlers);
    alexa.execute();
};