Nahrát soubory do „/“

server.js

@@ -0,0 +1,45 @@
+// Simple Node.js + Express API server to look up Slovak companies by IČO
+// using the Finančná správa SR open data API
+
+const express = require("express");
+const axios = require("axios");
+
+const app = express();
+const PORT = 3000;
+
+// Insert your API key from Finančná správa SR below
+const API_KEY = "2t5lK487ces7Rc4oEHrIwCjB5DpoZUBChQxCLBiSrwGNdEubKpraAtQLEiJmPXkdjNw5FssYpuO0LXSZpk3U6oqePyFaIGHokg4WNPEM0302X2BK4iXpkFv9Qg7jyeUXh50bWVExVrVSBuOnOQpBzzdJ1k1D54b115MD3y5ticWxvGDLUaqLQgA6nzFgbYOx6dR0ToJUxU714TetLBZCBy0xKSnBaOrxYv10I1gZ1q4rQx4Q8k7BTR6MaP";
+
+// Endpoint: GET /api/lookup?ico=XXXXXXXX
+// Example: http://localhost:3000/api/lookup?ico=36215589
+app.get("/api/lookup", async (req, res) => {
+  const ico = req.query.ico;
+
+  // Validate ICO presence
+  if (!ico) {
+    return res.status(400).json({ error: "Missing ICO parameter" });
+  }
+
+  const url = `https://iz.opendata.financnasprava.sk/api/data/ds_dsrdp/search?page=1&column=ico&search=${ico}`;
+
+  try {
+    // Make a request to Finančná správa API
+    const response = await axios.get(url, {
+      headers: {
+        accept: "application/json",
+        key: API_KEY
+      }
+    });
+
+    // Return the fetched JSON data
+    res.json(response.data);
+  } catch (error) {
+    // Handle errors (e.g. invalid API key, server down)
+    res.status(500).json({ error: error.message });
+  }
+});
+
+// Start the server
+app.listen(PORT, () => {
+  console.log(`API server is running at http://localhost:${PORT}`);
+});