Implemented the code for the shortener

server/shortener.ts

@@ -1,7 +1,26 @@
-import express, {Express} from 'express';
+import express, {Express, Request, Response} from 'express';
+import {ShortenedLink} from "../models/ShortenedLink";
 
 const app: Express = express();
 
+app.get("*", async (req: Request, res: Response) => {
+    const link = req.originalUrl.substring(1) || "home";
+    let redirect_url = "https://sheepstar.xyz";
+
+    // Search provided link
+    const found = await ShortenedLink.findOne({shortenedId: link});
+    if (found != null) {
+        // Update redirect url
+        redirect_url = found.originalUrl;
+
+        // Increment clicks
+        await found.updateOne({$inc: {clicks: 1}}).exec();
+    }
+
+    // Redirect to url
+    res.status(301).header("Location", redirect_url).end();
+});
+
 /** Logs something with a shortener prefix */
 const log = (msg: string) => console.log(`[Shortener] ${msg}`);