1 files changed, 27 insertions, 0 deletions
diff --git a/bin/pretty-lock b/bin/pretty-lock
index 8ef40e0..48918f6 100755
--- a/bin/pretty-lock
+++ b/bin/pretty-lock
@@ -1,5 +1,32 @@
 #!/bin/sh
 
+LOCKFILE="$HOME/.local/state/algo/swayidle.lock"
+LOCKDIR="$(dirname "$LOCKFILE")"
+
+# Ensure the directory exists
+mkdir -p "$LOCKDIR"
+
+# Check if lockfile exists and process is running
+if [ -e "$LOCKFILE" ]; then
+    LOCKPID=$(cat "$LOCKFILE")
+    if kill -0 "$LOCKPID" 2>/dev/null; then
+        echo "swayidle is already running with PID $LOCKPID"
+        exit 1
+    else
+        echo "Stale lockfile found. Removing."
+        rm -f "$LOCKFILE"
+    fi
+fi
+
+# Create lockfile with current PID
+echo $$ > "$LOCKFILE"
+
+# Function to clean up on exit
+cleanup() {
+    rm -f "$LOCKFILE"
+}
+trap cleanup EXIT
+
 swaylock \
     -f \
 	--screenshots \