#!/bin/bash
case ${BLOCK_INSTANCE} in
    mic) GET="Capture";;
    *) GET="Master";;
esac
amixer get $GET | gawk '
    match($0, /\[([0-9]+)\%\] \[(on|off)\]/, matches) {
        audio=matches[1]
    }
    END {
        if (matches[2]=="off") {
            print("off \n")
            print("off \n")
            exit 33
        }
        printf("%d%", audio)
        printf("%d", audio)
        if (audio < 75) {
            print("#04B431\n")
        } else if (audio < 80) {
            print("#A8FF00\n")
        } else if (audio < 85) {
            print("#FFF600\n")
        } else if (audio < 90) {
            print("#FFAE00\n")
        } else if (audio < 95) {
            print("#FF0000\n")
        } else {
            exit 33
        }
    }
'