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#!/bin/bash
# change-audio
# Shamelessly copied from the Arch Linux wiki.
# Arbitrary but unique message tag
msgTag="myvolume"
# Change the volume using alsa(might differ if you use pulseaudio)
amixer -M -c 0 set Master "$@" > /dev/null
# Query amixer for the current volume and whether or not the speaker is muted
volume="$(amixer -M -c 0 get Master | tail -1 | awk '{print $4}' | sed 's/[^0-9]*//g')"
mute="$(amixer -M -c 0 get Master | tail -1 | awk '{print $6}' | sed 's/[^a-z]*//g')"
if [[ $volume == 0 || "$mute" == "off" ]]; then
# Show the sound muted notification
dunstify -a "changeVolume" -u low -i audio-volume-muted -h string:x-dunst-stack-tag:$msgTag "Volume muted"
else
# Show the volume notification
dunstify -a "changeVolume" -u low -i audio-volume-high -h string:x-dunst-stack-tag:$msgTag \
-h int:value:"$volume" "Volume: ${volume}%"
fi
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