#! /bin/bash
# vim: set tabstop=4 shiftwidth=4 expandtab filetype=sh:

skipWarning=
drive=
if [[ $1 == "-1" || $1 == "-d1" ]]; then
    shift
elif [[ $1 = "-2" || $1 == "-d2" ]]; then
    drive=2
    shift
fi
if [[ ! $1 ]]; then
    echo "virtual drive $(( drive ? 2 : 1 )): $(readlink /usr/local/adtpro/disks/Virtual${drive}.po)"
else
    if [[ $1 == "-f" ]]; then
        shift
        skipWarning=1
    fi
    if [[ ! -f $1 ]]; then
        echo "Image file '$1' was not found."
    elif [[ -f /usr/local/adtpro/disks/Virtual${drive}.po && ! -L /usr/local/adtpro/disks/Virtual${drive}.po ]]; then
        echo "/usr/local/adtpro/disks/Virtual${drive}.po is an actual disk image"
        echo "file, not a symbolic link. Please move or rename it, and try again."
    else
        rm /usr/local/adtpro/disks/Virtual${drive}.po &>/dev/null;
        [[ ${1:0:1} != "/" ]] && pwd="$PWD/";
        ln -s "$pwd$1" /usr/local/adtpro/disks/Virtual${drive}.po
        [[ $drive ]] && VSD2="$pwd$1" || VSD1="$pwd$1"
        if [[ $(ps aux | grep [A]DTPro) ]]; then
            if [[ ! $skipWarning ]]; then
                echo "Please make sure you're not writing to either virtual drive on your Apple II."
                echo -n "  Press return when ready, or control-C to cancel..."
                read
            fi
            sudo pkill -f [A]DTPro
            while [[ $(ps aux | grep [A]DTPro) ]]; do sleep 1; done
            /usr/local/bin/adtpro-start
        fi
    fi
fi

unset drive
unset pwd