Split-out and refactor 'pactl list sinks' parser

[khatus.git] / bin / khatus_parse_pactl_list_sinks

#! /usr/bin/awk -f

/^Sink \#[0-9]+$/ {
    sub("^#", "", $2)
    sink = $2
    next
}

/\tState:/ {
    state[sink] = $2
    next
}

/\tMute:/ {
    mute[sink] = $2
    next
}

# Volume: front-left: 45732 /  70% / -9.38 dB,   front-right: 45732 /  70% / -9.38 dB
/\tVolume:/ {
    delete vol_parts
    delete left_parts
    delete right_parts
    sub("^\t+Volume: +", "")
    split($0, vol_parts, ", +")
    sub("^front-left: +", "", vol_parts[1])
    sub("^front-right: +", "", vol_parts[2])
    split(vol_parts[1], left_parts, " +/ +")
    split(vol_parts[2], right_parts, " +/ +")
    vol_left[sink] = left_parts[2]
    vol_right[sink] = right_parts[2]
    next
}

END {
    for (sink in state) {
        printf(\
            "%s %s %s %s %s\n",
            sink, state[sink], mute[sink], vol_left[sink], vol_right[sink] \
        )
    }
}