From 0ddaf710e4f39a60aa679001aa5c2cfa592ffb8d Mon Sep 17 00:00:00 2001
From: Jonathan Bennett <jbennett@incomsystems.biz>
Date: Fri, 3 Oct 2025 06:33:37 -0500
Subject: [PATCH] Add FACTORY_INSTALL option to do a filesystem reset on first
 boot (#8185)

* Add FACTORY_INSTALL option to do a filesystem reset on first boot

* Check for valid file handle before using

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
---
 src/mesh/NodeDB.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/mesh/NodeDB.cpp b/src/mesh/NodeDB.cpp
index 5b235485d..a43ef17bc 100644
--- a/src/mesh/NodeDB.cpp
+++ b/src/mesh/NodeDB.cpp
@@ -56,6 +56,10 @@
 #include <WiFiOTA.h>
 #endif
 
+// stringify
+#define xstr(s) str(s)
+#define str(s) #s
+
 NodeDB *nodeDB = nullptr;
 
 // we have plenty of ram so statically alloc this tempbuf (for now)
@@ -1152,6 +1156,20 @@ void NodeDB::loadFromDisk()
     spiLock->unlock();
 #endif
 #ifdef FSCom
+#ifdef FACTORY_INSTALL
+    spiLock->lock();
+    if (!FSCom.exists("/prefs/" xstr(BUILD_EPOCH))) {
+        LOG_WARN("Factory Install Reset!");
+        FSCom.format();
+        FSCom.mkdir("/prefs");
+        File f2 = FSCom.open("/prefs/" xstr(BUILD_EPOCH), FILE_O_WRITE);
+        if (f2) {
+            f2.flush();
+            f2.close();
+        }
+    }
+    spiLock->unlock();
+#endif
     spiLock->lock();
     if (FSCom.exists(legacyPrefFileName)) {
         spiLock->unlock();