mansaa.js

var util = require('util');
var NobleDevice = require('noble-device');



// MansaaLed.prototype.setGradualMode = function(on, callback) {
//   this.writeServiceStringCharacteristic(EFFECT_UUID, on ? 'TS' : 'TE', callback);
// };

module.exports = function(customMixin){
  var SERVICE_UUID          = 'ffb0';
  var CONTROL_UUID          = 'ffb2';
  var EFFECT_UUID           = 'ffb2';

  var MansaaLed = function(peripheral) {
    NobleDevice.call(this, peripheral);
  };

  MansaaLed.SCAN_UUIDS = [SERVICE_UUID];

  MansaaLed.prototype.RGBtoBuffer = function (rgbString, brightness) {
    rgbString = rgbString || "000000";
    brightness = brightness || "d1";
    var fromString = brightness + rgbString 
    return Buffer.from(fromString, "hex")

  };
  MansaaLed.is = function(peripheral) {
    /* This is a big nono , return correct info */
    var localName = peripheral.advertisement.localName;
    console.log(localName);
    return true;
    // return ((localName === undefined) || (localName === 'Cnlight') );
  };

  NobleDevice.Util.inherits(MansaaLed, NobleDevice);
  if(customMixin){
    NobleDevice.Util.mixin(MansaaLed,customMixin);  
  }
  

  MansaaLed.prototype.writeServiceStringCharacteristic = function(uuid, string, callback) {
    this.writeStringCharacteristic(SERVICE_UUID, uuid, string, callback);
  };

  MansaaLed.prototype.writeControlCharateristic = function(red, green, blue, brightness, callback) {
    var rgbString = red + green + blue;
    var brightNess = brightness;
    var command = this.RGBtoBuffer(rgbString,brightNess);
    this.writeServiceStringCharacteristic(CONTROL_UUID, command, callback);
  };

  MansaaLed.prototype.turnOn = function(callback) {
    this.writeControlCharateristic( "FF", "FF", "FF", "FF", callback);
  };

  MansaaLed.prototype.turnOff = function(callback) {
    this.writeControlCharateristic("00", "00", "00", "00",callback);
  };

  MansaaLed.prototype.setColorAndBrightness = function(red, green, blue, brightness, callback) {
      function convert(integer) {
          var str = Number(integer).toString(16);
          return str.length == 1 ? "0" + str : str;
      };
    red = convert(red);
    blue = convert(blue);
    green = convert(green);
    brightness = brightness?convert(brightness):"00";

    this.writeControlCharateristic(brightness, red, green, blue, callback);
  };

  return MansaaLed;

};