add website tracking

src/website/websiteManager.ts

@@ -0,0 +1,47 @@
+import cron from "node-cron";
+import { logger } from "../utils/logger";
+
+import Config from "../../data/config.json";
+import Websites from "../../data/websites.json";
+import Website from "./website";
+
+export default class WebsiteManager {
+  private websites: Website[] = [];
+
+  constructor() {
+    logger.info("Loading websites...");
+    for (const configWebsite of Websites) {
+      const website = new Website({
+        name: configWebsite.name,
+        url: configWebsite.url,
+      });
+      this.websites.push(website);
+    }
+    logger.info(`Loaded ${this.websites.length} websites!`);
+
+    cron.schedule(Config.pinger.pingCron, () => {
+      this.pingWebsites();
+    });
+  }
+
+  /**
+   * Ping all websites to update their status.
+   */
+  private async pingWebsites(): Promise<void> {
+    logger.info(`Pinging websites ${this.websites.length}`);
+
+    // ping all websites in parallel
+    await Promise.all(this.websites.map((website) => website.pingWebsite()));
+
+    logger.info("Finished pinging websites!");
+  }
+
+  /**
+   * Returns the websites.
+   *
+   * @returns the websites
+   */
+  public getWebsites(): Website[] {
+    return this.websites;
+  }
+}