Add Redshift and suspend option

polybar/scripts/redshift.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+# Specifying the icon(s) in the script
+# This allows us to change its appearance conditionally
+icon=""
+
+pgrep -x redshift &> /dev/null
+if [[ $? -eq 0 ]]; then
+  temp=$(redshift -p 2>/dev/null | grep temp | cut -d' ' -f3)
+  temp=${temp//K/}
+fi
+
+# OPTIONAL: Append ' ${temp}K' after $icon
+if [[ -z $temp ]]; then
+  echo "%{F#65737E}$icon"       # Greyed out (not running)
+elif [[ $temp -ge 5000 ]]; then
+  echo "%{F#8FA1B3}$icon ${temp}K"       # Blue
+elif [[ $temp -ge 4000 ]]; then
+  echo "%{F#EBCB8B}$icon ${temp}K"       # Yellow
+else
+  echo "%{F#D08770}$icon ${temp}K"       # Orange
+fi