Created
March 9, 2017 19:58
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Amazon Echo I.S.S. Tracker Skill
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'use strict'; | |
var http = require('http'); | |
const Alexa = require('alexa-sdk'); | |
var alexa; | |
const handlers = { | |
'LaunchRequest': function () { | |
this.emit('GetLocation'); | |
}, | |
'GetLocationIntent': function () { | |
this.emit('GetLocation'); | |
}, | |
'GetLocation': function () { | |
var speechOutput = ''; | |
var cardOutput = ''; | |
httpGet('api.open-notify.org', '/iss-now.json', function (response) { | |
var responseData = JSON.parse(response); | |
if (responseData === null) { | |
speechOutput = 'I have no idea where it is.'; | |
cardOutput = 'There was an error.' | |
} else { | |
speechOutput = 'I have found it. It is at latitude ' + responseData.iss_position.latitude + ', and longitude ' + responseData.iss_position.longitude; | |
cardOutput = responseData.iss_position.latitude + ', ' + responseData.iss_position.longitude; | |
} | |
alexa.emit(':tellWithCard', speechOutput, 'I.S.S. Current Co-ordinates - ' + new Date(responseData.timestamp * 1e3).toISOString(), cardOutput); | |
}); | |
}, | |
'AMAZON.HelpIntent': function () { | |
const speechOutput = this.t('HELP_MESSAGE'); | |
const reprompt = this.t('HELP_MESSAGE'); | |
this.emit(':ask', speechOutput, reprompt); | |
}, | |
'AMAZON.CancelIntent': function () { | |
this.emit(':tell', this.t('STOP_MESSAGE')); | |
}, | |
'AMAZON.StopIntent': function () { | |
this.emit(':tell', this.t('STOP_MESSAGE')); | |
}, | |
'SessionEndedRequest': function () { | |
this.emit(':tell', this.t('STOP_MESSAGE')); | |
}, | |
}; | |
exports.handler = (event, context) => { | |
alexa = Alexa.handler(event, context); | |
alexa.registerHandlers(handlers); | |
alexa.execute(); | |
}; | |
function httpGet(location, file, callback) { | |
var options = { | |
host: location, | |
path: file, | |
method: 'GET' | |
}; | |
var req = http.request(options, (res) => { | |
var body = ''; | |
res.on('data', (d) => { | |
body += d; | |
}); | |
res.on('end', function () { | |
callback(body); | |
}); | |
}); | |
req.end(); | |
} |
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