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54 lines
1.3 KiB
Nix
54 lines
1.3 KiB
Nix
# taken and adapted https://github.com/miniMinn24/Battery_Notify with MIT License
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{ writeShellApplication, mplayer, brightnessctl, ... }:
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let
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NotifySound = ../../assets/battery_notify.mp3;
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in
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writeShellApplication {
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name = "custom-batterywarning";
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runtimeInputs = [
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mplayer
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brightnessctl
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];
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text = ''
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# Delay for startup
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sleep 5
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# Change your sound path here
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playsound() {
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mplayer ${NotifySound}
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}
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sendNotification() {
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local message="$1"
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notify-send -h string:x-canonical-private-synchronous:sys-notify -e -u critical "Battery Low!" "$message"
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}
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notify_count=0
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while true; do
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Battery_Status="$(cat /sys/class/power_supply/BAT*/status)"
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Battery_Capacity=$(cat /sys/class/power_supply/BAT*/capacity)
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if [ "$Battery_Status" == "Discharging" ] && [ "$Battery_Capacity" -le 14 ]; then
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if [ "$notify_count" -eq 0 ]; then
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sendNotification "Power running out: <b>''${Battery_Capacity}%</b>"
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playsound
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notify_count=$((notify_count + 1))
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sleep 180
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elif [ "$notify_count" -eq 1 ]; then
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sendNotification "<b>Save your works</b> before immediate shutdown."
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playsound
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notify_count=$((notify_count - 1))
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sleep 180
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fi
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else
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notify_count=0
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sleep 120
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fi
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done
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'';
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}
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