feat(notification): add philips hue (#681)

Co-authored-by: Jef LeCompte <jeffreylec@gmail.com>
Co-authored-by: Nathan Banks <nathantb3@gmail.com>

src/notification/notification.ts

@@ -1,4 +1,5 @@
 import {Link, Store} from '../store/model';
+import {adjustPhilipsHueLights} from './philips-hue';
 import {playSound} from './sound';
 import {sendDesktopNotification} from './desktop';
 import {sendDiscordMessage} from './discord';
@@ -21,6 +22,7 @@ export function sendNotification(link: Link, store: Store) {
 	sendSms(link, store);
 	sendDesktopNotification(link, store);
 	// Non-priority
+	adjustPhilipsHueLights();
 	sendDiscordMessage(link, store);
 	sendMqttMessage(link, store);
 	sendPagerDutyNotification(link, store);

src/notification/philips-hue.ts

@@ -0,0 +1,108 @@
+import type Api from 'node-hue-api/lib/api/Api';
+import {config} from '../config';
+import {v3 as hueAPI} from 'node-hue-api';
+import {logger} from '../logger';
+
+const hue = config.notifications.philips_hue;
+const apiKey = hue.apiKey;
+const bridgeIp = hue.bridgeIp;
+const lightIds = hue.lightIds;
+const lightColor = hue.lightColor;
+const lightPattern = hue.lightPattern;
+const LightState = hueAPI.lightStates.LightState;
+const clientId = hue.clientId;
+const clientSecret = hue.clientSecret;
+const accessToken = hue.accessToken;
+const refreshToken = hue.refreshToken;
+const remoteApiUsername = hue.remoteApiUsername;
+
+// Default Light State
+const lightState = new LightState()
+	.on(true)
+	.brightness(100)
+	.rgb(46.27, 72.55, 0);
+
+const adjustLightsWithAPI = (hueBridge: Api) => {
+	logger.debug('Connected to Philips Hue bridge.');
+	// Set the custom light state (COLOR and METHOD here)
+	if (lightColor) {
+		const rgbArray = lightColor.split(',');
+		// If there's not three values, must not be RGB
+		if (rgbArray.length === 3) {
+			lightState.rgb(rgbArray[0], rgbArray[1], rgbArray[2]);
+		} else {
+			logger.debug('✖ Error assigning RGB Values');
+		}
+	}
+
+	// If blink is specified, then blink the lights
+	if (lightPattern === 'blink') {
+		lightState.alertLong();
+	}
+
+	// If we've been given light IDs, then only adjust those IDs
+	if (lightIds) {
+		const arrayOfIDs = lightIds.split(',');
+		arrayOfIDs.forEach(light => {
+			logger.debug('adjusting all hue lights');
+			(hueBridge.lights.setLightState(light, lightState) as Promise<any>).catch((error: Error) => {
+				logger.error('Failed to adjust all lights.');
+				logger.error(error);
+				throw error;
+			});
+		});
+	} else { // Adjust all light IDs
+		hueBridge.lights.getAll().then((allLights: any[]) => {
+			allLights.forEach((light: any) => {
+				logger.debug('adjusting specified lights');
+				(hueBridge.lights.setLightState(light, lightState) as Promise<any>).catch((error: Error) => {
+					logger.error('Failed to adjust specified lights.');
+					logger.error(error);
+					throw error;
+				});
+			});
+		}).catch((error: Error) => {
+			logger.error('Failed to get all lights.');
+			logger.error(error);
+			throw error;
+		});
+	}
+};
+
+export function adjustPhilipsHueLights() {
+	// Check if the required variables have been set
+	if (hue.apiKey && hue.bridgeIp) {
+		logger.info('↗ adjusting Philips Hue lights over LAN');
+		(async () => {
+			logger.debug('Attempting to connect to Philips Hue bridge at ' + bridgeIp);
+			hueAPI.api.createLocal(bridgeIp).connect(apiKey).then(
+				hueBridge => {
+					adjustLightsWithAPI(hueBridge);
+					logger.info('✔ adjusted Philips Hue lights over LAN');
+				},
+				(error: Error) => {
+					logger.error('✖ couldn\'t adjust hue lights.', error);
+				});
+		})();
+	} else if (hue.apiKey && hue.clientId && hue.clientSecret) {
+		logger.info('↗ adjusting Philips Hue lights over cloud');
+		(async () => {
+			logger.debug('Attempting to connect to Philips Hue bridge over cloud');
+			const remoteBootstrap = hueAPI.api.createRemote(clientId, clientSecret);
+			if (hue.accessToken && hue.refreshToken) {
+				remoteBootstrap.connectWithTokens(accessToken, refreshToken, remoteApiUsername)
+					.then(hueBridge => {
+						adjustLightsWithAPI(hueBridge);
+						logger.info('✔ adjusted Philips Hue lights over cloud');
+					},
+					(error: Error) => {
+						logger.error('Failed to get a remote Philips Hue connection using supplied tokens.');
+						logger.error(error);
+						throw error;
+					});
+			}
+		})();
+	} else {
+		logger.error('✖ couldn\'t adjust hue lights');
+	}
+}