#! /bin/sh

set -e

pactl list sinks \
| awk '
    /^\tMute:/ {
        printf("%s,", $0);
    }
    /^\tVolume:/ {
        for (i=2; i<=NF; i++) printf(" %s", $i);
    }' \
| awk -v RS=',' '
    /^[ \t]*Mute:/        {mute  = $2}
    /^[ \t]*front-left:/  {left  = $4}
    /^[ \t]*front-right:/ {right = $4}
    END {
        if (mute == "yes") {
            print("x")
        } else {
            printf("%s %s\n", left, right)
        }
    }
    '