Dog Parker Example Code

app.js

'use strict';
var clientFromConnectionString = require('azure-iot-device-http').clientFromConnectionString;
var Message = require('azure-iot-device').Message;
var connectionString = '<redacted>'
var client = clientFromConnectionString(connectionString);
var ip = require("ip");
var mraa = require('mraa');

var dog_present = new mraa.Gpio(1);
var door_open   = new mraa.Gpio(2);
var uv_light    = new mraa.Gpio(3);
dog_present.dir(mraa.DIR_IN);
door_open.dir(mraa.DIR_IN);
uv_light.dir(mraa.DIR_IN);

function getRandomInt(min, max) {
  min = Math.ceil(min);
  max = Math.floor(max);
  return Math.floor(Math.random() * (max - min)) + min;
}

// Create a message and send it to the IoT Hub every second
setInterval(function(){
    var data = JSON.stringify({ 
            ip_address: ip.address(),
            dog_present: dog_present.read(),
            door_open: door_open.read(),
            uv_light: uv_light.read(),
            temperature_front: getRandomInt(67,73),
            temperature_rear: getRandomInt(67,73),
        });
    var message = new Message(data);
    client.sendEvent(message);
    }, 2500);