node-hue-api

import { HueApi, discovery, LightState } from 'node-hue-api'; import { createLocal } from 'node-hue-api/dist/esm/api/Api'; const APP_NAME = 'my-node-hue-app'; const DEVICE_NAME = 'my-computer'; async function discoverAndConnect() { let host; try { console.log('Searching for Hue Bridges...'); const discoveryResults = await discovery.upnpSearch(3000); if (discoveryResults.length === 0) { console.log('No bridges found via UPnP. Trying nUPnP...'); const nupnpResults = await discovery.nupnpSearch(); if (nupnpResults.length === 0) { throw new Error('No Hue Bridges found on the network.'); } host = nupnpResults[0].ipaddress; } else { host = discoveryResults[0].ipaddress; } console.log(`Found bridge at ${host}`); const savedUsername = process.env.HUE_USERNAME ?? ''; // Or load from a config file let username = savedUsername; if (!username) { console.log('No username found, registering new user...'); const unauthenticatedApi = createLocal(host).get.</unauthenticatedApi> username = await unauthenticatedApi.users.createUser(APP_NAME, DEVICE_NAME); console.log(`New user created: ${username}. Save this for future use.`); } else { console.log(`Using existing username: ${username}`); } const hueApi = createLocal(host).connect(username); console.log('Successfully connected to the Hue Bridge.'); // Example: Set a light state const lights = await hueApi.lights.getAll(); if (lights.length > 0) { const firstLightId = lights[0].id; console.log(`Setting first light (${lights[0].name}) to a random color and brightness.`); const state = new LightState() .on() .brightness(50 + Math.floor(Math.random() * 50)) // 50-100% .hue(Math.floor(Math.random() * 65535)); // Random hue await hueApi.lights.setLightState(firstLightId, state); console.log('Light state updated.'); } else { console.log('No lights found to control.'); } } catch (err) { console.error(`Error during discovery or connection: ${err.message}`); } } discoverAndConnect();