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1 + #!/bin/sh
2 + # Archlinux version
3 + # integer scheck inspired from: https://stackoverflow.com/a/16444570
4 + #
5 + # Author: Dominic Reich <quick.hat4396@qtztsjosmprqmgtunjyf.com>
6 +
7 + print_usage () {
8 + echo >&2 "usage: $(basename ${0}) [0..100]"
9 + exit 1
10 + }
11 +
12 + # check if argument given or not (list or set value)
13 + if [ $# -eq 1 ]
14 + then
15 + # set value (select between ac or bat mode)
16 + # check if argument is integer between 0,100
17 + case $1 in
18 + (*[!0-9]*|'')
19 + print_usage
20 + exit
21 + ;;
22 + (*)
23 + if [ "$1" -ge 0 ] && [ "$1" -le 100 ] 2>/dev/null
24 + then
25 + # argument given and between 0,100
26 + case $( cat /sys/class/power_supply/AC/online ) in
27 +
28 + (0) # BATTERY
29 + echo "$1" > ${HOME}/.backlight-bat
30 + ;;
31 +
32 + (1) # AC
33 + echo "$1" > ${HOME}/.backlight-ac
34 + ;;
35 +
36 + esac
37 + blight set ${1}%
38 + else
39 + # arg not between 0 and 100
40 + print_usage
41 + fi
42 + ;;
43 + esac
44 + else
45 + # no args given, only list values
46 + case $( cat /sys/class/power_supply/AC/online ) in
47 + (0) # BATTERY
48 + current=bat
49 + ;;
50 + (1) # AC
51 + current=ac
52 + ;;
53 + esac
54 +
55 + # 100% 24242
56 +
57 + for status in ac bat
58 + do
59 + if [ "${status}" = "${current}" ]
60 + then
61 + echo -e "${status}: ★ \t$( cat ${HOME}/.backlight-${status} )" | tr "[:lower:]" "[:upper:]"
62 + else
63 + echo -e "${status}:\t$( cat ${HOME}/.backlight-${status} )" | tr "[:lower:]" "[:upper:]"
64 + fi
65 + done
66 + value=$(python -c "print(round(100/24242*`blight get`))")
67 + echo -e "CUR:\t$(python -c "print($value)")"
68 + fi
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