upd

src/routes/getCountryCode.ts

@@ -0,0 +1,29 @@
+import { Router } from "express";
+import got from "got-cjs";
+
+const router = Router();
+
+router.get("/", async (req, res) => {
+  const ip = req.headers["x-real-ip"];
+
+  if (!ip)
+    return res.json({
+      error: "An error occurred while obtaining an IP address",
+    });
+
+  try {
+    const { countryCode }: { countryCode: string } = await got
+      .get(`http://ip-api.com/json/${ip}`)
+      .json();
+
+    res.json({ countryCode });
+  } catch (error) {
+    if (error instanceof Error) {
+      res.json({ error: error.message });
+    }
+  }
+});
+
+const getCountryCodeRouter = router;
+
+export default getCountryCodeRouter;