36 lines
852 B
Bash
Executable file
36 lines
852 B
Bash
Executable file
#!/bin/bash
|
|
|
|
min_volume="0"
|
|
max_volume="100"
|
|
|
|
# Check if an argument is provided
|
|
if [[ -z $1 ]]; then
|
|
echo "Error: Number argument is missing."
|
|
exit 1
|
|
fi
|
|
|
|
# Retrieve the argument value
|
|
number_to_add=$1
|
|
|
|
# Validate if the argument is a number
|
|
if ! [[ $number_to_add =~ ^-?[0-9]+$ ]]; then
|
|
echo "Error: Invalid number argument."
|
|
exit 1
|
|
fi
|
|
|
|
# Read the current brightness value from the file
|
|
current_volume=$(wpctl get-volume @DEFAULT_AUDIO_SINK@ | awk '{print $2 * 100}')
|
|
|
|
# Add the desired number to the current brightness
|
|
new_volume=$((current_volume + number_to_add))
|
|
|
|
# Enforce minimum and maximum brightness values
|
|
if (( new_volume < min_volume )); then
|
|
new_volume=$min_volume
|
|
elif (( new_volume > max_volume )); then
|
|
new_volume=$max_volume
|
|
fi
|
|
|
|
wpctl set-volume @DEFAULT_AUDIO_SINK@ "${new_volume}%"
|
|
|
|
eww update volumeValue="$new_volume"
|