nix-configs/modules/desktop-environment/home/panels/eww/scripts/bat.nu

#!/usr/bin/env nu

const ICONS = [
  [ 󰂎 󰢟 ]
  [ 󰁺 󰢜 ]
  [ 󰁻 󰂆 ]
  [ 󰁼 󰂇 ]
  [ 󰁽 󰂈 ]
  [ 󰁾 󰢝 ]
  [ 󰁿 󰂉 ]
  [ 󰂀 󰢞 ]
  [ 󰂁 󰂊 ]
  [ 󰂂 󰂋 ]
  [ 󰁹 󰂅 ]
];

def get_bat_percent [path: string] {
  let energy_full = open $"/sys/class/power_supply/($path)/energy_full" | into float;
  let energy_now = open $"/sys/class/power_supply/($path)/energy_now" | into float;

  ($energy_now / $energy_full) * 100
}