nixos-configs/configs/eww/scripts/brightness.sh

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#!/usr/bin/env bash
# @requires: brightnessctl
percentage () {
local val=$(echo $1 | tr '%' ' ' | awk '{print $1}')
local icon1=$2
local icon2=$3
local icon3=$4
local icon4=$5
if [ "$val" -le 15 ]; then
echo $icon1
elif [ "$val" -le 30 ]; then
echo $icon2
elif [ "$val" -le 60 ]; then
echo $icon3
else
echo $icon4
fi
}
get_brightness () {
(( br = $(brightnessctl get) * 100 / $(brightnessctl max) ))
echo $br
}
get_percent () {
echo $(get_brightness)%
}
get_icon () {
local br=$(get_percent)
echo $(percentage "$br" "" "" "" "")
}
if [[ $1 == "br" ]]; then
get_brightness
fi
if [[ $1 == "percent" ]]; then
get_percent
fi
if [[ $1 == "icon" ]]; then
get_icon
fi
if [[ $1 == "set" ]]; then
brightnessctl set $2%
fi