80 lines
1.6 KiB
Bash
Executable file
80 lines
1.6 KiB
Bash
Executable file
#!/usr/bin/env bash
|
|
|
|
set -e
|
|
|
|
# Constants
|
|
SECONDS_UNTIL_FADE=$(( 1 * 60))
|
|
SECONDS_UNTIL_OFF=$(( 5 * 60))
|
|
|
|
COLOR_ON=ff0000
|
|
COLOR_FADE=880000
|
|
COLOR_OFF=000000
|
|
|
|
# Logging
|
|
|
|
if [[ "$1" = "debug" ]]; then
|
|
echo "Running with debugging" >&2
|
|
DEBUG="true"
|
|
|
|
SECONDS_UNTIL_FADE=$(( 3 ))
|
|
SECONDS_UNTIL_OFF=$(( 5 ))
|
|
fi
|
|
|
|
log() {
|
|
if [[ "$DEBUG" = "true" ]]; then
|
|
echo "$@" >&2
|
|
fi
|
|
}
|
|
|
|
# Implementation
|
|
|
|
main() {
|
|
CURRENT_STATE="UNKNOWN"
|
|
LAST_POINTER_MOTION="$(date +%s)"
|
|
|
|
if [ "$(ratbagctl list | wc -l)" -ne 1 ]; then
|
|
echo "Not exactly one device found, exiting..."
|
|
exit 1
|
|
fi
|
|
|
|
DEVICE="$(ratbagctl list | cut -d: -f1)"
|
|
|
|
while true; do
|
|
while read line; do
|
|
LAST_POINTER_MOTION="$(date +%s)"
|
|
break
|
|
done < <(
|
|
timeout 5s \
|
|
libinput debug-events \
|
|
| grep POINTER_MOTION
|
|
)
|
|
TIME_SINCE_LAST=$(( "$(date +%s)" - "$LAST_POINTER_MOTION" ))
|
|
log "Last pointer motion was $TIME_SINCE_LAST seconds ago"
|
|
if [ "$TIME_SINCE_LAST" -gt "$SECONDS_UNTIL_OFF" ]; then
|
|
setState OFF "$COLOR_OFF"
|
|
elif [ "$TIME_SINCE_LAST" -gt "$SECONDS_UNTIL_FADE" ]; then
|
|
setState FADE "$COLOR_FADE"
|
|
else
|
|
setState ON "$COLOR_ON"
|
|
fi
|
|
done
|
|
}
|
|
|
|
setState() {
|
|
STATE="$1"
|
|
COLOR="$2"
|
|
MODE="$3"
|
|
|
|
if [[ "$STATE" = "$CURRENT_STATE" ]]; then
|
|
log "Already in $STATE state"
|
|
return
|
|
fi
|
|
log "Changing state to $STATE"
|
|
CURRENT_STATE="$STATE"
|
|
|
|
ratbagctl "$DEVICE" led 0 set mode on
|
|
ratbagctl "$DEVICE" led 0 set color "$COLOR"
|
|
}
|
|
|
|
main
|