l 5 q: get battery & brightness stuff from tv
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lassulus
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@ -55,47 +55,143 @@ let
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fi
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'';
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q-power_supply = ''
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q-intel_backlight = ''
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cd /sys/class/backlight/intel_backlight
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</dev/null exec ${pkgs.gawk}/bin/awk '
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END {
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getline actual_brightness < "actual_brightness"
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getline max_brightness < "max_brightness"
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getline brightness < "brightness"
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printf "intel_backlight %d%% %d/%d\n" \
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, actual_brightness / max_brightness * 100 \
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, actual_brightness \
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, max_brightness
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}
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'
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'';
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q-power_supply = let
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power_supply = pkgs.writeBash "power_supply" ''
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set -efu
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uevent=$1
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eval "$(${pkgs.gnused}/bin/sed -n '
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s/^\([A-Z_]\+=[0-9A-Za-z_-]*\)$/export \1/p
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' $uevent)"
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case $POWER_SUPPLY_NAME in
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AC)
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exit # not battery
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;;
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esac
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exec </dev/null
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exec ${pkgs.gawk}/bin/awk '
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function die(s) {
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printf "%s: %s\n", name, s
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exit 1
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}
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function print_hm(h, m) {
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m = (h - int(h)) * 60
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return sprintf("%dh%dm", h, m)
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}
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function print_bar(n, r, t1, t2, t_col) {
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t1 = int(r * n)
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t2 = n - t1
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if (r >= .42) t_col = "1;32"
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else if (r >= 23) t_col = "1;33"
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else if (r >= 11) t_col = "1;31"
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else t_col = "5;1;31"
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return sgr(t_col) strdup("■", t1) sgr(";30") strdup("■", t2) sgr()
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}
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function sgr(p) {
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return "\x1b[" p "m"
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}
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function strdup(s,n,t) {
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t = sprintf("%"n"s","")
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gsub(/ /,s,t)
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return t
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}
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END {
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name = ENVIRON["POWER_SUPPLY_NAME"]
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charge_unit = "Ah"
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charge_now = ENVIRON["POWER_SUPPLY_CHARGE_NOW"] / 10^6
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charge_full = ENVIRON["POWER_SUPPLY_CHARGE_FULL"] / 10^6
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current_unit = "A"
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current_now = ENVIRON["POWER_SUPPLY_CURRENT_NOW"] / 10^6
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energy_unit = "Wh"
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energy_now = ENVIRON["POWER_SUPPLY_ENERGY_NOW"] / 10^6
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energy_full = ENVIRON["POWER_SUPPLY_ENERGY_FULL"] / 10^6
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power_unit = "W"
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power_now = ENVIRON["POWER_SUPPLY_POWER_NOW"] / 10^6
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voltage_unit = "V"
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voltage_now = ENVIRON["POWER_SUPPLY_VOLTAGE_NOW"] / 10^6
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voltage_min_design = ENVIRON["POWER_SUPPLY_VOLTAGE_MIN_DESIGN"] / 10^6
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#printf "charge_now: %s\n", charge_now
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#printf "charge_full: %s\n", charge_full
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#printf "current_now: %s\n", current_now
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#printf "energy_now: %s\n", energy_now
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#printf "energy_full: %s\n", energy_full
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#printf "energy_full: %s\n", ENVIRON["POWER_SUPPLY_ENERGY_FULL"]
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#printf "energy_full: %s\n", ENVIRON["POWER_SUPPLY_ENERGY_FULL"] / 10^6
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#printf "power_now: %s\n", power_now
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#printf "voltage_now: %s\n", voltage_now
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if (current_now == 0 && voltage_now != 0) {
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current_now = power_now / voltage_now
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}
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if (power_now == 0) {
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power_now = current_now * voltage_now
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}
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if (charge_now == 0 && voltage_min_design != 0) {
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charge_now = energy_now / voltage_min_design
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}
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if (energy_now == 0) {
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energy_now = charge_now * voltage_min_design
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}
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if (charge_full == 0 && voltage_min_design != 0) {
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charge_full = energy_full / voltage_min_design
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}
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if (energy_full == 0) {
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energy_full = charge_full * voltage_min_design
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}
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if (charge_now == 0 || charge_full == 0) {
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die("unknown charge")
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}
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charge_ratio = charge_now / charge_full
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out = out name
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out = out sprintf(" %s", print_bar(10, charge_ratio))
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out = out sprintf(" %d%", charge_ratio * 100)
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out = out sprintf(" %.2f%s", charge_now, charge_unit)
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if (current_now != 0) {
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out = out sprintf("/%.1f%s", current_now, current_unit)
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}
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out = out sprintf(" %d%s", energy_full, energy_unit)
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if (power_now != 0) {
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out = out sprintf("/%.1f%s", power_now, power_unit)
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}
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if (current_now != 0) {
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out = out sprintf(" %s", print_hm(charge_now / current_now))
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}
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print out
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}
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'
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'';
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in ''
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for uevent in /sys/class/power_supply/*/uevent; do
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if test -f $uevent; then
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eval "$(${pkgs.gnused}/bin/sed -n '
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s/^\([A-Z_]\+=\)\(.*\)/\1'\'''\2'\'''/p
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' $uevent)"
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if test "x''${POWER_SUPPLY_CHARGE_NOW-}" = x; then
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continue
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fi
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charge_percentage=$(echo "
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scale=2
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$POWER_SUPPLY_CHARGE_NOW / $POWER_SUPPLY_CHARGE_FULL
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" | ${pkgs.bc}/bin/bc)
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lfc=$POWER_SUPPLY_CHARGE_FULL
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rc=$POWER_SUPPLY_CHARGE_NOW
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#rc=2800
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N=78; N=76
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N=10
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n=$(echo $N-1 | ${pkgs.bc}/bin/bc)
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centi=$(echo "$rc*100/$lfc" | ${pkgs.bc}/bin/bc)
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deci=$(echo "$rc*$N/$lfc" | ${pkgs.bc}/bin/bc)
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energy_evel=$(
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echo -n '☳ ' # TRIGRAM FOR THUNDER
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if test $centi -ge 42; then echo -n '[1;32m'
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elif test $centi -ge 23; then echo -n '[1;33m'
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elif test $centi -ge 11; then echo -n '[1;31m'
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else echo -n '[5;1;31m'; fi
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for i in $(${pkgs.coreutils}/bin/seq 1 $deci); do
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echo -n ■
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done
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echo -n '[;30m'
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for i in $(${pkgs.coreutils}/bin/seq $deci $n); do
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echo -n ■
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done
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echo '[m' $rc #/ $lfc
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)
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echo "$energy_evel $charge_percentage"
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fi
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${power_supply} "$uevent" || :
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done
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'';
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@ -171,15 +267,20 @@ in
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pkgs.writeBashBin "q" ''
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set -eu
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export PATH=/var/empty
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(${q-todo}) || :
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if [ "$PWD" != "$HOME" ]; then
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(HOME=$PWD; ${q-todo}) || :
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fi
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echo
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${q-cal}
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echo
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${q-isodate}
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(${q-gitdir}) &
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(${q-intel_backlight}) &
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(${q-power_supply}) &
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(${q-virtualization}) &
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(${q-wireless}) &
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(${q-online}) &
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(${q-thermal_zone}) &
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wait
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${q-todo}
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''
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