#!/usr/bin/env bash
#
# Display audio volume/mute status
# Depends on signals in sway config for XF86AudioMute, XF86AudioLowerVolume and
# XF86AudioRaiseVolume

. ~/bin/i3blocks/_utils

# Get default audio sink volume and mute status
audio_volume() {
    local wpctl_output
    wpctl_output=$(wpctl get-volume @DEFAULT_AUDIO_SINK@)
    local volume
    volume=$(echo "$wpctl_output" | awk '{print $NF * 100}')
    local muted
    muted=$(echo "$wpctl_output" | grep -c '\[MUTED\]')

    local bg fg icon stat

    if [[ "$muted" -ge 1 ]]; then
        bg=$mute_bg
        fg=$mute_fg
        stat="$(printf '%.0f' "$volume")%"
    elif [[ $(echo "$volume >= 80" | bc -l) == "1" ]]; then
        bg=$crit_bg
        fg=$crit_fg
        stat="$(printf '%.0f' "$volume")%"
    elif [[ $(echo "$volume >= 65" | bc -l) == "1" ]]; then
        bg=$warn2_bg
        fg=$warn2_fg
        stat="$(printf '%.0f' "$volume")%"
    elif [[ $(echo "$volume >= 50" | bc -l) == "1" ]]; then
        bg=$warn1_bg
        fg=$warn1_fg
        stat="$(printf '%.0f' "$volume")%"
    else
        stat="$(printf '%.0f' "$volume")%"
    fi

    if [[ -n "$bg" ]]; then
        echo -e "SND <span background=\"$bg\" color=\"$fg\"> $stat </span>\n"
    else
        echo -e "SND $stat \n"
    fi
}

case "$BLOCK_BUTTON" in
    1) wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle ;;
    4) wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%+ --limit 1.0 ;;
    5) wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%- ;;
esac

audio_volume