From 0cab2a664098941232c2ce350c7ad4197c7f073e Mon Sep 17 00:00:00 2001
From: dabruh <11458706-dabruh@users.noreply.gitlab.com>
Date: Fri, 19 Apr 2024 08:45:15 +0200
Subject: [PATCH] Cache xrandr output

---
 .local/bin/xmonconf | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/.local/bin/xmonconf b/.local/bin/xmonconf
index fb820be..3ab704c 100755
--- a/.local/bin/xmonconf
+++ b/.local/bin/xmonconf
@@ -4,6 +4,8 @@
 
 set -euo pipefail
 
+_monitors="" # Cache for the xrandr output
+
 # Get the number of monitors connected to the system
 get_monitor_count() {
     xrandr --listmonitors | head -n1 | cut -d' ' -f2
@@ -16,7 +18,12 @@ get_monitor_count() {
 # HDMI-1,disconnected
 # DP-1,disconnected
 _get_monitors() {
-    xrandr | grep -Eo '^.* ((dis|)connected)( primary|) ' | sed 's/ /,/g' | sed 's/,$//g'
+    if [ -z "$_monitors" ]; then
+        # Cache the xrandr output
+        _monitors=$(xrandr | grep -Eo '^.* ((dis|)connected)( primary|) ' | sed 's/ /,/g' | sed 's/,$//g')
+    fi
+
+    echo "$_monitors"
 }
 
 # Function that gets all monitors and takes an optional amount of arguments to filter the list.