From 5ce03e6ecf1d138af19b60411f0067941319aaf8 Mon Sep 17 00:00:00 2001
From: royjr <royjr96@gmail.com>
Date: Tue, 25 Mar 2025 03:23:21 -0400
Subject: [PATCH] ui: display fingerprint as fallback in platform selector
 (#709)

Update platform_selector.cc
---
 .../offroad/settings/vehicle/platform_selector.cc | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/selfdrive/ui/sunnypilot/qt/offroad/settings/vehicle/platform_selector.cc b/selfdrive/ui/sunnypilot/qt/offroad/settings/vehicle/platform_selector.cc
index c9e82fd826..d4950bf2a8 100644
--- a/selfdrive/ui/sunnypilot/qt/offroad/settings/vehicle/platform_selector.cc
+++ b/selfdrive/ui/sunnypilot/qt/offroad/settings/vehicle/platform_selector.cc
@@ -48,8 +48,19 @@ PlatformSelector::PlatformSelector() : ButtonControl(tr("Vehicle"), "", "") {
 
 void PlatformSelector::refresh(bool _offroad) {
   QString name = getPlatformBundle("name").toString();
-  setValue(name);
-  setText(name.isEmpty() ? tr("SEARCH") : tr("REMOVE"));
+  if (!name.isEmpty()) {
+    setValue(name);
+    setText(tr("REMOVE"));
+  } else {
+    setText(tr("SEARCH"));
+    auto cp_bytes = params.get("CarParamsPersistent");
+    if (!cp_bytes.empty()) {
+      AlignedBuffer aligned_buf;
+      capnp::FlatArrayMessageReader cmsg(aligned_buf.align(cp_bytes.data(), cp_bytes.size()));
+      cereal::CarParams::Reader CP = cmsg.getRoot<cereal::CarParams>();
+      setValue(QString::fromStdString(CP.getCarFingerprint().cStr()));
+    }
+  }
   setEnabled(true);
 
   offroad = _offroad;