feat: add redis (#1390)

src/notification/notification.ts

@@ -14,6 +14,7 @@ import {sendTelegramMessage} from './telegram';
 import {sendTweet} from './twitter';
 import {sendTwilioMessage} from './twilio';
 import {sendTwitchMessage} from './twitch';
+import updateRedis from './redis';
 
 export function sendNotification(link: Link, store: Store) {
 	// Priority
@@ -33,4 +34,5 @@ export function sendNotification(link: Link, store: Store) {
 	sendTweet(link, store);
 	sendTwilioMessage(link, store);
 	sendTwitchMessage(link, store);
+	updateRedis(link, store);
 }

src/notification/redis.ts

@@ -0,0 +1,40 @@
+import {Link, Store} from '../store/model';
+import {config} from '../config';
+import {logger} from '../logger';
+import redis from 'redis';
+
+const {url} = config.notifications.redis;
+
+const client = redis.createClient({
+	url
+});
+
+const updateRedis = (link: Link, store: Store) => {
+	try {
+		if (url) {
+			const key = `${store.name}:${link.brand}:${link.model}`
+				.split(' ')
+				.join('-');
+
+			const value = {
+				...link,
+				labels: store.labels,
+				links: store.links,
+				name: store.name,
+				updatedAt: new Date().toUTCString()
+			};
+
+			const redisUpdated = client.set(key, JSON.stringify(value));
+
+			if (redisUpdated) {
+				logger.info('✔ redis updated');
+			} else {
+				logger.error(`✖ couldn't update redis for key (${key})`);
+			}
+		}
+	} catch (error: unknown) {
+		logger.error("✖ couldn't update redis", error);
+	}
+};
+
+export default updateRedis;