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68 lines
1.5 KiB
68 lines
1.5 KiB
3 months ago
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#!/bin/sh
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# Archlinux version
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# integer scheck inspired from: https://stackoverflow.com/a/16444570
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print_usage () {
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echo >&2 "usage: $(basename ${0}) [0..100]"
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exit 1
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}
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# check if argument given or not (list or set value)
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if [ $# -eq 1 ]
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then
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# set value (select between ac or bat mode)
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# check if argument is integer between 0,100
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case $1 in
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(*[!0-9]*|'')
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print_usage
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exit
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;;
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(*)
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if [ "$1" -ge 0 ] && [ "$1" -le 100 ] 2>/dev/null
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then
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# argument given and between 0,100
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case $( cat /sys/class/power_supply/AC/online ) in
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(0) # BATTERY
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echo "$1" > ${HOME}/.backlight-bat
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;;
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(1) # AC
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echo "$1" > ${HOME}/.backlight-ac
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;;
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esac
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blight set ${1}%
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else
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# arg not between 0 and 100
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print_usage
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fi
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;;
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esac
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else
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# no args given, only list values
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case $( cat /sys/class/power_supply/AC/online ) in
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(0) # BATTERY
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current=bat
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;;
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(1) # AC
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current=ac
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;;
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esac
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# 100% 24242
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for status in ac bat
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do
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if [ "${status}" = "${current}" ]
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then
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echo -e "${status}: ★ \t$( cat ${HOME}/.backlight-${status} )" | tr "[:lower:]" "[:upper:]"
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else
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echo -e "${status}:\t$( cat ${HOME}/.backlight-${status} )" | tr "[:lower:]" "[:upper:]"
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fi
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done
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value=$(python -c "print(round(100/24242*`blight get`))")
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echo -e "CUR:\t$(python -c "print($value)")"
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fi
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