node-red-contrib-miio-localdevices/defFiles/zhimi.airpurifier.mb4.js

Node for Node-Red to control Mi Devices locally via node-mihome (Humidifiers, Air Purifiers, Heaters, Fans, Vacuums, Lights - list of devices to be enlarged). See latest updates in documentation.

const Device = require('../device-miio');
//edited and checked for full funcionality by Wildbill-Z
module.exports = class extends Device {

  static model = 'zhimi.airpurifier.mb4';
  static name = 'Mi Air Purifier 3C';
  static image = 'https://cdn.awsde0.fds.api.mi-img.com/miio.files/developer_15504816557tej1pj6.png';

  constructor(opts) {
    super(opts);

    this._miotSpecType = 'urn:miot-spec-v2:device:air-purifier:0000A007:zhimi-mb4:2';
    this._propertiesToMonitor = [
      'air-purifier:fault',
      'air-purifier:on',
      'air-purifier:mode',
      'environment:pm2.5-density',
      'filter:filter-life-level',
      'filter:filter-used-time',
      'alarm:alarm',
      'screen:brightness',
      'physical-controls-locked:physical-controls-locked',
      'custom-service:favorite-speed',
      'custom-service:moto-speed-rpm'];
  }

  getPower() {
    return this.properties['air-purifier:on'];
  }

  getMode() {
    const mode = this.properties['air-purifier:mode'];
    if (mode === 0) return 'auto';
    if (mode === 1) return 'sleep';
    if (mode === 2) return 'favorite';
    if (mode === 3) return 'none';
    return undefined;
  }

  getFanLevel() { // 1 - 3
    return this.properties['air-purifier:fan-level'];
  }

  getTemperature() {
    return this.properties['environment:temperature'];
  }

  getHumidity() {
    return this.properties['environment:relative-humidity'];
  }

  // eslint-disable-next-line camelcase
  getPM2_5() {
    return this.properties['environment:pm2.5-density'];
  }

  getSpeed() {
    return this.properties['custom-service:moto-speed-rpm'];
  }

getFavSpeed() {
    return this.properties['custom-service:favorite-speed'];
  }


  getFilterRemaining() {
    const filterTotal = this.properties['filter:filter-life-level'];
    const filterUsed = this.properties['filter:filter-used-time'];
    if (filterTotal > 0 && filterUsed >= 0) {
      return Math.max((1 - filterUsed / filterTotal) * 100, 0);
    }
    return undefined;
  }

  getBuzzer() {
    return this.properties['alarm:alarm'];
  }

  getLcdBrightness() {
    return this.properties['screen:brightness'];
  }

  setPower(v) {
    return this.miotSetProperty('air-purifier:on', v);
  }

  setMode(v) {
    if (v === 'auto') v = 0;
    else if (v === 'sleep') v = 1;
    else if (v === 'favorite') v = 2;
    else if (v === 'none') v = 3;
    return this.miotSetProperty('air-purifier:mode', v);
  }

  setFavSpeed(v) { // 300-2200
    return this.miotSetProperty('custom-service:favorite-speed', v);
  }

  setFanLevel(v) { // string: auto, silent, medium, high
    this.miotSetProperty('air-purifier:mode', 2);

    if (v === 'auto') v = 305;
    else if (v === 'silent') v = 900;
    else if (v === 'medium') v = 1500;
    else if (v === 'high') v = 2100;
    return this.miotSetProperty('custom-service:favorite-speed', v);
  }

  setBuzzer(v) {
    return this.miotSetProperty('alarm:alarm', v);
  }

  setLcdBrightness(v) { // 0-off, 3-glimmer, 8-brightest
    return this.miotSetProperty('screen:brightness', v);
  }

  setChildLock(v) {
    return this.miotSetProperty('physical-controls-locked:physical-controls-locked', v);
  }

};