dotfiles/bin/togglescreen

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#!/bin/sh -e
screen_is_on() {
[ "$(brightnessctl g)" -ne 0 ]
}
turn_on_screen() {
brightnessctl -r
}
turn_off_screen() {
brightnessctl -s
brightnessctl s 0
}
if screen_is_on; then
turn_off_screen
else
turn_on_screen
fi