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|
{ gawk, gnused, writeDashBin }:
writeDashBin "q-power_supply" ''
power_supply() {(
set -efu
uevent=$1
eval "$(${gnused}/bin/sed -n '
s/^\([A-Z_]\+=[0-9A-Za-z_-]*\)$/export \1/p
' $uevent)"
case $POWER_SUPPLY_NAME in
AC|Mains)
exit # not battery
;;
esac
exec </dev/null
exec ${gawk}/bin/awk '
function die(s) {
printf "%s: %s\n", name, s
exit 1
}
function print_hm(h, m) {
m = (h - int(h)) * 60
return sprintf("%dh%dm", h, m)
}
function print_bar(r) {
return \
(r >= .1 ? bar_gradient[0] : bar_background) "■" \
(r >= .2 ? bar_gradient[1] : bar_background) "■" \
(r >= .3 ? bar_gradient[2] : bar_background) "■" \
(r >= .4 ? bar_gradient[3] : bar_background) "■" \
(r >= .5 ? bar_gradient[4] : bar_background) "■" \
(r >= .6 ? bar_gradient[5] : bar_background) "■" \
(r >= .7 ? bar_gradient[6] : bar_background) "■" \
(r >= .8 ? bar_gradient[7] : bar_background) "■" \
(r >= .9 ? bar_gradient[8] : bar_background) "■" \
(r >= 1 ? bar_gradient[9] : bar_background) "■" \
sgr()
}
function rgb(r, g, b) {
return sgr("38;2;" r ";" g ";" b)
}
function sgr(p) {
return "\x1b[" p "m"
}
BEGIN {
bar_gradient[0] = rgb(216, 100, 83)
bar_gradient[1] = rgb(210, 113, 72)
bar_gradient[2] = rgb(201, 125, 65)
bar_gradient[3] = rgb(190, 137, 63)
bar_gradient[4] = rgb(178, 148, 67)
bar_gradient[5] = rgb(166, 158, 75)
bar_gradient[6] = rgb(153, 167, 88)
bar_gradient[7] = rgb(140, 174, 104)
bar_gradient[8] = rgb(127, 181, 122)
bar_gradient[9] = rgb(116, 187, 141)
bar_background = rgb( 64, 64, 64)
}
END {
name = ENVIRON["POWER_SUPPLY_NAME"]
status = ENVIRON["POWER_SUPPLY_STATUS"]
charge_unit = "Ah"
charge_now = ENVIRON["POWER_SUPPLY_CHARGE_NOW"] / 10^6
charge_full = ENVIRON["POWER_SUPPLY_CHARGE_FULL"] / 10^6
current_unit = "A"
current_now = ENVIRON["POWER_SUPPLY_CURRENT_NOW"] / 10^6
energy_unit = "Wh"
energy_now = ENVIRON["POWER_SUPPLY_ENERGY_NOW"] / 10^6
energy_full = ENVIRON["POWER_SUPPLY_ENERGY_FULL"] / 10^6
power_unit = "W"
power_now = ENVIRON["POWER_SUPPLY_POWER_NOW"] / 10^6
voltage_unit = "V"
voltage_now = ENVIRON["POWER_SUPPLY_VOLTAGE_NOW"] / 10^6
voltage_min_design = ENVIRON["POWER_SUPPLY_VOLTAGE_MIN_DESIGN"] / 10^6
#printf "charge_now: %s\n", charge_now
#printf "charge_full: %s\n", charge_full
#printf "current_now: %s\n", current_now
#printf "energy_now: %s\n", energy_now
#printf "energy_full: %s\n", energy_full
#printf "energy_full: %s\n", ENVIRON["POWER_SUPPLY_ENERGY_FULL"]
#printf "energy_full: %s\n", ENVIRON["POWER_SUPPLY_ENERGY_FULL"] / 10^6
#printf "power_now: %s\n", power_now
#printf "voltage_now: %s\n", voltage_now
if (current_now == 0 && voltage_now != 0) {
current_now = power_now / voltage_now
}
if (power_now == 0) {
power_now = current_now * voltage_now
}
if (charge_now == 0 && voltage_min_design != 0) {
charge_now = energy_now / voltage_min_design
}
if (energy_now == 0) {
energy_now = charge_now * voltage_min_design
}
if (charge_full == 0 && voltage_min_design != 0) {
charge_full = energy_full / voltage_min_design
}
if (energy_full == 0) {
energy_full = charge_full * voltage_min_design
}
if (charge_now == 0 || charge_full == 0) {
die("unknown charge")
}
charge_ratio = charge_now / charge_full
out = out name
out = out sprintf(" %s", print_bar(charge_ratio))
out = out sprintf(" %d%", charge_ratio * 100)
out = out sprintf(" %.2f%s", charge_now, charge_unit)
if (current_now != 0) {
out = out sprintf("/%.1f%s", current_now, current_unit)
}
out = out sprintf(" %d%s", energy_full, energy_unit)
if (power_now != 0) {
out = out sprintf("/%.1f%s", power_now, power_unit)
}
if (current_now != 0) {
out = out sprintf(" %s", print_hm(charge_now / current_now))
}
out = out " " status
print out
}
'
)}
for uevent in /sys/class/power_supply/*/uevent; do
power_supply "$uevent" || :
done
''
|
