Toggle, control lights and other smarthome devices

g-assist.js

// https://github.com/endoplasmic/google-assistant
const path = require('path');
const GoogleAssistant = require('google-assistant');
const config = {
  auth: {
    keyFilePath: path.resolve(__dirname, '/home/cmj/.config/google-assistant/client_secret_xxxxxxxxxxxx.apps.googleusercontent.com.json'),
    savedTokensPath: path.resolve(__dirname, 'tokens.json'),
  },
  conversation: {
    audio: {
      encodingIn: 'LINEAR16', // supported are LINEAR16 / FLAC (defaults to LINEAR16)
      sampleRateIn: 16000, // supported rates are between 16000-24000 (defaults to 16000)
      encodingOut: 'LINEAR16', // supported are LINEAR16 / MP3 / OPUS_IN_OGG (defaults to LINEAR16)
      sampleRateOut: 24000, // supported are 16000 / 24000 (defaults to 24000)
    },
    lang: 'en-US',
    // https://www.philips-hue.com/en-us/explore-hue/works-with/the-google-assistant/google-commands-for-hue-lights
    textQuery: 'wave hue light %75 blue',
    // other sockets, led strips, etc.
    //textQuery: 'toggle crown lights',
    //textQuery: 'toggle socket',
    //textQuery: 'all lights 100% red',
    //textQuery: 'toggle crown lights,
    //textQuery: 'toggle front porch,

    isNew: true, // set this to true if you want to force a new conversation and ignore the old state
    screen: {
      isOn: true, // set this to true if you want to output results to a screen
    },
  },
};

const assistant = new GoogleAssistant(config.auth);

// starts a new conversation with the assistant
const startConversation = (conversation) => {
  // setup the conversation and send data to it
  // for a full example, see `examples/mic-speaker.js`

  conversation
    .on('audio-data', (data) => {
      // do stuff with the audio data from the server
      // usually send it to some audio output / file
    })
    .on('end-of-utterance', () => {
      // do stuff when done speaking to the assistant
      // usually just stop your audio input
    })
    .on('transcription', (data) => {
      // do stuff with the words you are saying to the assistant
    })
    .on('response', (text) => {
      // do stuff with the text that the assistant said back
    })
    .on('volume-percent', (percent) => {
      // do stuff with a volume percent change (range from 1-100)
    })
    .on('device-action', (action) => {
      // if you've set this device up to handle actions, you'll get that here
    })
    .on('screen-data', (screen) => {
      // if the screen.isOn flag was set to true, you'll get the format and data of the output
    })
    .on('ended', (error, continueConversation) => {
      // once the conversation is ended, see if we need to follow up
      if (error) console.log('Conversation Ended Error:', error);
      else if (continueConversation) assistant.start();
      else console.log('Conversation Complete');
    })
    .on('data', (data) => {
      // raw data from the google assistant conversation
      // useful for debugging or if something is not covered above
    })
    .on('error', (error) => {
      // handle error messages
    })
};

// will start a conversation and wait for audio data
// as soon as it's ready
assistant
  .on('ready', () => assistant.start(config.conversation))
  .on('started', startConversation);