From 681cee67ba31945a1c5d663da318ace0adf8bff1 Mon Sep 17 00:00:00 2001
From: Blaise Osmalek <blazej@osmalek.pl>
Date: Mon, 8 Jun 2026 10:09:06 +0200
Subject: [PATCH] import fs module and update OTA check logic to compare
 version numbers correctly

---
 src/routes/sensorbox.ts | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/routes/sensorbox.ts b/src/routes/sensorbox.ts
index 690dff2..31a9b17 100644
--- a/src/routes/sensorbox.ts
+++ b/src/routes/sensorbox.ts
@@ -11,6 +11,7 @@ import {
   saveDevice,
 } from "../data";
 import { generateDeviceToken, sensorboxAuth, verifyDeviceToken } from "../auth";
+import fs from "fs";
 
 const router = express.Router();
 
@@ -119,15 +120,13 @@ router.get("/ota/check", sensorboxAuth, (req, res) => {
   saveDevice(device);
 
   const update = findLatestReleaseDb(device.type, group, hardwareVersion);
-  if (!update || update.version === softwareVersion) {
+  if (!update || update.version <= softwareVersion) {
     res.sendStatus(204);
     return;
   }
 
   const link = createDownloadLinkDb(device.id, update.id);
   const downloadUrl = `${config.baseUrl}/download/${link.id}`;
-  // Get size of the update file to include in the response header
-  const fs = require("fs");
   let fileSize = 0;
   try {
     const stats = fs.statSync(update.filePath);