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#!/usr/bin/env bash
set -euo pipefail
state_dir="${XDG_RUNTIME_DIR:-/tmp}"
if [ ! -w "$state_dir" ]; then
state_dir="${XDG_CACHE_HOME:-$HOME/.cache}"
mkdir -p "$state_dir"
fi
if [ ! -w "$state_dir" ]; then
state_dir="/tmp"
fi
state_file="$state_dir/polybar-awake.state"
action="${1:-toggle}"
export DISPLAY="${DISPLAY:-:0}"
if [ -z "${XAUTHORITY:-}" ] && [ -r "$HOME/.Xauthority" ]; then
export XAUTHORITY="$HOME/.Xauthority"
fi
notify() {
if command -v dunstify >/dev/null 2>&1; then
dunstify -a polybar -u low "Force awake" "$1"
fi
}
save_current_state() {
local query
query="$(xset q)"
{
printf 'blanking=%s\n' "$(printf '%s\n' "$query" | awk '/prefer blanking:/ { print $3; exit }')"
printf 'exposures=%s\n' "$(printf '%s\n' "$query" | awk '/allow exposures:/ { print $6; exit }')"
printf 'timeout=%s\n' "$(printf '%s\n' "$query" | awk '/timeout:/ { print $2; exit }')"
printf 'cycle=%s\n' "$(printf '%s\n' "$query" | awk '/timeout:/ { print $4; exit }')"
printf 'standby=%s\n' "$(printf '%s\n' "$query" | awk '/Standby:/ { print $2; exit }')"
printf 'suspend=%s\n' "$(printf '%s\n' "$query" | awk '/Standby:/ { print $4; exit }')"
printf 'off=%s\n' "$(printf '%s\n' "$query" | awk '/Standby:/ { print $6; exit }')"
printf 'dpms=%s\n' "$(printf '%s\n' "$query" | awk '/DPMS is/ { print $3; exit }')"
} >"$state_file"
}
enable_awake() {
if [ ! -f "$state_file" ]; then
save_current_state
fi
xset s noblank
xset s off
xset -dpms
notify "enabled"
}
restore_value() {
local name="$1"
local fallback="$2"
local value
value="$(awk -F= -v key="$name" '$1 == key { print $2; exit }' "$state_file" 2>/dev/null || true)"
printf '%s' "${value:-$fallback}"
}
disable_awake() {
if [ -f "$state_file" ]; then
local blanking exposures timeout cycle standby suspend off dpms
blanking="$(restore_value blanking yes)"
exposures="$(restore_value exposures yes)"
timeout="$(restore_value timeout 600)"
cycle="$(restore_value cycle 600)"
standby="$(restore_value standby 600)"
suspend="$(restore_value suspend 600)"
off="$(restore_value off 600)"
dpms="$(restore_value dpms Enabled)"
if [ "$blanking" = "yes" ]; then
xset s blank
else
xset s noblank
fi
if [ "$exposures" = "yes" ]; then
xset s expose
else
xset s noexpose
fi
xset s "$timeout" "$cycle"
xset dpms "$standby" "$suspend" "$off"
if [ "$dpms" = "Enabled" ]; then
xset +dpms
else
xset -dpms
fi
rm -f "$state_file"
else
xset s on
xset +dpms
fi
notify "disabled"
}
case "$action" in
on)
enable_awake
;;
off)
disable_awake
;;
toggle)
if [ -f "$state_file" ]; then
disable_awake
else
enable_awake
fi
;;
*)
notify "unknown action: $action"
exit 2
;;
esac
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