46 lines
1.4 KiB
Nix
46 lines
1.4 KiB
Nix
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{ pkgs, ... }:
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let
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in pkgs.writeShellScriptBin "volume.sh" ''
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#! ${pkgs.bash}/bin/bash
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function get_volume {
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amixer get Master | grep '%' | head -n 1 | cut -d '[' -f 2 | cut -d '%' -f 1
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}
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function is_mute {
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amixer get Master | grep '%' | grep -oE '[^ ]+$' | grep off > /dev/null
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}
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function notify {
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vol=$(get_volume)
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str="$vol $(seq -s "▒" "$(($vol / 5 ))" | sed 's/[0-9]//g' )"
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if is_mute ; then
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icon=/etc/profiles/per-user/james/share/icons/kora/actions/16/audio-volume-muted.svg
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else
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if (( "$vol" == "0" )) ; then
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icon=/etc/profiles/per-user/james/share/icons/kora/actions/16/audio-volume-off.svg
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elif (( "$vol" < "30" )) ; then
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icon=/etc/profiles/per-user/james/share/icons/kora/actions/16/audio-volume-low.svg
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elif (( "$vol" < "60" )) ; then
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icon=/etc/profiles/per-user/james/share/icons/kora/actions/16/audio-volume-medium.svg
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else
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icon=/etc/profiles/per-user/james/share/icons/kora/actions/16/audio-volume-high.svg
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fi
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fi
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echo "$str"
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notify-send "$str" -h string:x-canonical-private-synchronous:volume -i $icon -t 1500
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}
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case $1 in
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up)
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pactl set-sink-volume @DEFAULT_SINK@ +5% ; notify ;;
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down)
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pactl set-sink-volume @DEFAULT_SINK@ -5% ; notify ;;
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mute)
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amixer set Master toggle > /dev/null ; notify ;;
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*)
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echo "invalid command"
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;;
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esac
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$(is_mute) ; echo $?
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''
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