#!/bin/bash
ac=$(cat /sys/class/power_supply/AC/online 2>/dev/null || echo 0)
governor=$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor 2>/dev/null || echo "unknown")

if [ "$ac" = "1" ]; then
    icon=""   # bolt / AC
    label="AC"
    class="ac"
else
    icon=""   # leaf / power-save
    label="BAT"
    class="battery"
fi

tooltip="TLP: $label mode\nCPU governor: $governor"
echo "{\"text\": \"$icon  $governor\", \"tooltip\": \"$tooltip\", \"class\": \"$class\"}"