43 lines
1.3 KiB
Nix
43 lines
1.3 KiB
Nix
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{ pkgs, ... }:
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{
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systemd.services.battery-low = {
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serviceConfig.Type = "simple";
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path = [
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pkgs.acpi
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pkgs.gawk # I was too lazy to find out where awk lives, it's not coreutils, hopefully it works the same
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pkgs.libnotify
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];
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startAt = "*08:00:00";
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script = ''
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#!/usr/bin/env bash
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if [ `acpi -b | grep "Battery 0" | gawk ' { print ($3)}'` == "Discharging," ] ; then
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# Discharging
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# Monitor for low battery
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rm /tmp/battery-full
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if [ `acpi -b | grep "Battery 0" | gawk ' { print ($4)-0}'` -le "15" ] ; then
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notify-send -u critical "Battery Low";
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fi
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else
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# Charging
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if [ `acpi -b | grep "Battery 0" | gawk ' { print ($4)-0}'` -ge "94" ] ; then
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# Fully charged
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if [[ -f /tmp/battery-full ]]; then
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touch /tmp/battery-full;
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notify-send "Battery Full"
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fi
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fi
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fi
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'';
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serviceConfig = {
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User = "anish";
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Environment = "DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/1000/bus";
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};
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};
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systemd.timers.battery-low = {
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wantedBy = [ "timers.target" ];
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partOf = [ "battery-low.service" ];
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timerConfig.OnCalendar = [ "*:0/5" ];
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};
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}
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