GrowPi (Temp, Airquality, Temperatur-Controller).js

var fs = require('fs');
var util = require('util');
var log_file = fs.createWriteStream('/home/pi/debug.log', {flags : 'w'});
var log_stdout = process.stdout;

console.log = function(d) { //
  log_file.write(util.format(d) + '\n');
  log_stdout.write(util.format(d) + '\n');
};


var cloudscraper = require('cloudscraper');

//Sensor
const Fiber = require("fibers");
var ds18b20 = require('ds18b20');


//Grove
var GrovePi = require('node-grovepi').GrovePi;
var Commands = GrovePi.commands;
var Board = GrovePi.board;

var AirQualityAnalogSensor = GrovePi.sensors.AirQualityAnalog
var DHTDigitalSensor = GrovePi.sensors.DHTDigital
var airqualitysensor, dhtSensor;


var board = new Board({
  debug : false,
  onError : function(err) {
    console.log('Something wrong just happened', err)
  },
  onInit : function(res) {
    if(res) {
      console.log('GrovePi Version :: ' + board.version())

      //Air Quality Sensor Analog Port 0
      airqualitysensor = new AirQualityAnalogSensor(0);

      //DHT Sensor Port 4
      dhtSensor = new DHTDigitalSensor(4, DHTDigitalSensor.VERSION.DHT11, DHTDigitalSensor.CELSIUS);
    }
  }
})


board.init()

//Monitor interval
var off = false;
var on = false;
setInterval(function() {
  var dht = dhtSensor.read();
  var air = airqualitysensor.read();

  var temp_in = ds18b20.temperatureSync("28-01131a7a2734");
  var temp_left = ds18b20.temperatureSync("28-01131a7fc7ed");
  var temp_water = ds18b20.temperatureSync("28-01131a569cb2");

  console.log(new Date());
  console.log("DHT", dht);
  console.log("AIR", air);
  console.log("TEMP_IN", temp_in);
  console.log("TEMP_LEFT", temp_left);
  console.log("TEMP_WATER", temp_water);
  console.log("---");

  var d = new Date();
  var hours = d.getHours();

  //LIGHT ON: von 18 Uhr bis 12 Uhr Mittag für 18 Stunden //ALT ALT
  //GROW LIGHT: von 19 Uhr bis 7 Uhr Morgen für  12 Stunden
  if(hours <= 7 || hours >= 19) {
    //Heizung einschalten
    if(temp_left < 24 && (off == true || on == false)) {
      console.log("HEAT ON: LIGHT ON");
      relay_on();
      off = false;
      on = true;
    }

    //Heizung abschalten
    if(temp_left > 24 && off == false) {
      console.log("HEAT OFF: LIGHT ON");
      relay_off();
      off = true;
    }
  } else {
    if(temp_left < 20 && (off == true || on == false)) {
      console.log("HEAT ON: LIGHT OFF");
      relay_on();
      off = false;
      on = true;
    }

    //Heizung abschalten
    if(temp_left > 21 && off == false) {
      console.log("HEAT OFF: LIGHT OFF");
      relay_off();
      off = true;
    }
  }

  //DATA Upload
  var data = {
    dht : dht,
    air : air,
    temp_in : temp_in,
    temp_left : temp_left,
    temp_water : temp_water,
    relay_3 : relay_get_port_status() == "false\n" ? false : true
  }
  http_data_send(JSON.stringify(data));
}, 5 * 1000);

function http_data_send(data) {
  cloudscraper.post('http://kkm.tikatoy.com:3000/api/', {
    value : data
  }, function(error, response, body) {
    if(error)
      console.log(error);
  });
}

function relay_get_port_status() {
  return require('child_process').execSync('python /home/pi/GrowPi/relay/3status.py').toString();
}

function relay_on() {
  return require('child_process').execSync('python /home/pi/GrowPi/relay/3on.py').toString();
}

function relay_off() {
  return require('child_process').execSync('python /home/pi/GrowPi/relay/3off.py').toString();
}