From 4cd6f5f25fc197e61bc393c8c4bb01e8543c9de5 Mon Sep 17 00:00:00 2001
From: cheykrym <cheykrym@cheykrym.cheykrym>
Date: Tue, 15 Sep 2026 17:16:42 +0300
Subject: [PATCH] update

---
 scripts/run.sh | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/scripts/run.sh b/scripts/run.sh
index 78abb50..7d42741 100755
--- a/scripts/run.sh
+++ b/scripts/run.sh
@@ -21,13 +21,31 @@ if [[ ! -f "$MAIN" ]]; then
     exit 1
 fi
 
-export DISPLAY="${DISPLAY:-:0}"
+cd "$PROJECT_DIR"
+
+if systemctl is-active --quiet car-ui.service; then
+    echo "ERROR: car-ui.service is already running."
+    echo
+    echo "Stop it before running source code directly:"
+    echo "  sudo systemctl stop car-ui.service"
+    exit 1
+fi
+
+if systemctl is-active --quiet graphical.target; then
+    # Desktop mode
+    export DISPLAY="${DISPLAY:-:0}"
+
+    echo "==> Starting Car UI (Desktop)"
+    echo "    DISPLAY=$DISPLAY"
+else
+    # Console / Car mode
+    export QT_QPA_PLATFORM=eglfs
+
+    echo "==> Starting Car UI (EGLFS)"
+    echo "    QT_QPA_PLATFORM=$QT_QPA_PLATFORM"
+fi
 
-echo "==> Starting Car UI"
-echo "    DISPLAY=$DISPLAY"
 echo "    Python: $VENV_DIR/bin/python3"
 echo
 
-cd "$PROJECT_DIR"
-
 "$VENV_DIR/bin/python3" "$MAIN" 2>&1 | tee "$LOG_FILE"