#!/bin/sh

merlinStartAddr() {
    awk '$1 ~ /^[oO][rR][gG]$/{print $2}' linkscript.s | sed 's/^[0$]*//'
}


if [ $# -lt 5 ]
then
    echo USAGE: $0 '<AppleCommander> <machine> <diskimage> <binary> <startaddress> <otherfilesordirs...>'
    exit 1
fi

if [ -z "$JAVA" ]
then
    for item in "/Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Home" /Library/Java/JavaVirtualMachines/*/Contents/Home /usr
    do
        if [ -x "$item/bin/java" ]
        then
            JAVA="$item/bin/java"
            break
        fi
    done
fi

if [ -z "$JAVA" ]
then
    echo Cannot find a path to a Java runtime.
    echo Go to https://java.com/download if you do not have Java.
    echo If you do have Java, you may need to uncomment the JAVA
    echo line in the Makefile and set it to the path for your
    echo Java runtime binary.
    exit 1
fi

APPLECOMMANDER=$1
shift

MACHINE=$1
shift

DISKIMAGE=$1
shift

PROGRAM=$1
shift

STARTADDR=`echo $1 | sed 's/^0*//'`
shift

SOURCEFILE=$PROGRAM

case "$MACHINE" in
    apple2)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=1
        RENAMELOADER=0
        DELETEBASIC=0
        COPYBINARY=1
        HASHEADER=1
        FILETYPE="bin"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=15
        ;;

    apple2enh)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=1
        RENAMELOADER=0
        DELETEBASIC=0
        COPYBINARY=1
        HASHEADER=1
        FILETYPE="bin"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=15
        ;;

    apple2-dos33)
        TEMPLATE="make/dos33_template.dsk"
        DELETELOADER=0
        RENAMELOADER=0
        DELETEBASIC=0
        COPYBINARY=1
        HASHEADER=1
        FILETYPE="B"
        BASICFILETYPE="A"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=30
        ;;

    apple2enh-dos33)
        TEMPLATE="make/dos33_template.dsk"
        DELETELOADER=0
        RENAMELOADER=0
        DELETEBASIC=0
        COPYBINARY=1
        HASHEADER=1
        FILETYPE="B"
        BASICFILETYPE="A"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=30
        ;;

    apple2-system)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=1
        RENAMELOADER=0
        DELETEBASIC=1
        COPYBINARY=1
        HASHEADER=0
        FILETYPE="sys"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`.system
        MAXFILENAMELEN=15
        ;;

    apple2enh-system)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=1
        RENAMELOADER=0
        DELETEBASIC=1
        COPYBINARY=1
        HASHEADER=0
        FILETYPE="sys"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`.system
        MAXFILENAMELEN=15
        ;;

    apple2-loader)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=0
        RENAMELOADER=1
        DELETEBASIC=1
        COPYBINARY=1
        HASHEADER=1
        FILETYPE="bin"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=15
        ;;

    apple2-reboot)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=0
        RENAMELOADER=1
        DELETEBASIC=1
        COPYBINARY=1
        HASHEADER=1
        FILETYPE="bin"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=15
        ;;

    apple2enh-loader)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=0
        RENAMELOADER=1
        DELETEBASIC=1
        COPYBINARY=1
        HASHEADER=1
        FILETYPE="bin"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=15
        ;;

    apple2enh-reboot)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=0
        RENAMELOADER=1
        DELETEBASIC=1
        COPYBINARY=1
        HASHEADER=1
        FILETYPE="bin"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=15
        ;;

    apple2-basic)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=1
        RENAMELOADER=0
        DELETEBASIC=0
        COPYBINARY=0
        FILETYPE="bas"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`
        SOURCEFILE=${PROGRAM}.tok
        MAXFILENAMELEN=15
        ;;

    apple2-dos33-basic)
        TEMPLATE="make/dos33_template.dsk"
        DELETELOADER=0
        RENAMELOADER=0
        DELETEBASIC=0
        COPYBINARY=0
        FILETYPE="A"
        BASICFILETYPE="A"
        TARGETFILE=`basename $PROGRAM`
        SOURCEFILE=${PROGRAM}.tok
        MAXFILENAMELEN=30
        ;;

    apple2-merlin)
        TEMPLATE="make/prodos_template.dsk"
        DELETELOADER=1
        RENAMELOADER=0
        DELETEBASIC=0
        COPYBINARY=1
        HASHEADER=0
        FILETYPE="bin"
        BASICFILETYPE="bas"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=15

        STARTADDR=`merlinStartAddr`
        ;;

    apple2-dos33-merlin)
        TEMPLATE="make/dos33_template.dsk"
        DELETELOADER=0
        RENAMELOADER=0
        DELETEBASIC=0
        COPYBINARY=1
        HASHEADER=0
        FILETYPE="B"
        BASICFILETYPE="A"
        TARGETFILE=`basename $PROGRAM`
        MAXFILENAMELEN=30

        STARTADDR=`merlinStartAddr`
        ;;

    *)
        echo "Invalid machine type $MACHINE"
        exit 1
        ;;
esac

STARTARG=""
if [ ! -z "$STARTADDR" ]
then
    STARTARG="0x$STARTADDR"
fi

if [ ! -f "$SOURCEFILE" ]
then
    echo "Cannot file executable $SOURCEFILE"
    exit 1
fi


if [ ${#TARGETFILE} -gt $MAXFILENAMELEN ]
then
    echo "The filename $TARGETFILE exceeds the max name length of the filesystem ($MAXFILENAMELEN)"
    exit 1
fi

if [ ! -f "$TEMPLATE" ]
then
    echo "Cannot file template disk image $TEMPLATE"
    exit 1
fi

cp "$TEMPLATE" "$DISKIMAGE"

if [ $DELETELOADER -eq 1 ]
then
    "$JAVA" -jar "$APPLECOMMANDER" -d "$DISKIMAGE" LOADER.SYSTEM
fi

if [ $RENAMELOADER -eq 1 ]
then
    LOADERFILE=${TARGETFILE}.system
    if [ ${#LOADERFILE} -gt $MAXFILENAMELEN ]
    then
        echo "The filename $LOADERFILE exceeds the max name length of the filesystem ($MAXFILENAMELEN)"
        rm -f "$DISKIMAGE"
        exit 1
    fi
    "$JAVA" -jar "$APPLECOMMANDER" -g "$DISKIMAGE" LOADER.SYSTEM | "$JAVA" -jar "$APPLECOMMANDER" -p "$DISKIMAGE" "$LOADERFILE" sys
    "$JAVA" -jar "$APPLECOMMANDER" -d "$DISKIMAGE" LOADER.SYSTEM
fi

if [ $DELETEBASIC -eq 1 ]
then
    "$JAVA" -jar "$APPLECOMMANDER" -d "$DISKIMAGE" BASIC.SYSTEM
fi

if [ $COPYBINARY -eq 1 ]
then
    if [ "$CC65_SUPPORTS_APPLE_SINGLE" -eq 1 ]
    then
        "$JAVA" -jar "$APPLECOMMANDER" -as "$DISKIMAGE" "$TARGETFILE" < "$SOURCEFILE"
    elif [ $HASHEADER -eq 1 ]
    then
        HDR_STARTADDR=`od -t x2 -N 2 < "$SOURCEFILE" | head -1 | awk '{print $2}' | sed 's/^0*//'`
        if [ "$HDR_STARTADDR" = "$STARTADDR" ]
        then
            dd if="$SOURCEFILE" bs=4 skip=1 | "$JAVA" -jar "$APPLECOMMANDER" -p "$DISKIMAGE" "$TARGETFILE" $FILETYPE $STARTARG
        else
            "$JAVA" -jar "$APPLECOMMANDER" -p "$DISKIMAGE" "$TARGETFILE" $FILETYPE $STARTARG < "$SOURCEFILE"
        fi
    else
        "$JAVA" -jar "$APPLECOMMANDER" -p "$DISKIMAGE" "$TARGETFILE" $FILETYPE $STARTARG < "$SOURCEFILE"
    fi
fi

for ITEM in $*
do
    # If this is a file matching *.tok, then this is an Applesoft BASIC file
    # to copy to the disk image.
    if [ -f "$ITEM" ] && echo "$ITEM" | grep '\.tok$' > /dev/null
    then
        DESTFILE=`basename "$ITEM" | sed 's/\.tok$//'`
        "$JAVA" -jar "$APPLECOMMANDER" -p "$DISKIMAGE" "$DESTFILE" "$BASICFILETYPE" 0x801 < "$ITEM"
        continue
    fi

    if [ ! -d "$ITEM" ]
    then
        echo Unable to find directory $ITEM
        exit 1
    fi

    OLDPWD=`pwd`
    cd $ITEM

    find . -type f -print | while read FILE
    do
        TRANSFERARG=-p
        FILETYPE=bin
        DESTFILE=`echo $FILE | sed 's/^\.\///'`

        if echo $FILE | egrep '\.as$' > /dev/null
        then
            # If the file ends with .as, this means the input is AppleSingle format.
            # Strip the .as from the end of the file name and set the args to do
            # an AppleSingle transfer.
            TRANSFERARG=-as
            FILETYPE=""
            DESTFILE=`echo $DESTFILE | sed 's/\.as$//'`
        elif echo $FILE | egrep '\.[ABITSRab]$' > /dev/null
        then
            # If the file ends with a single character DOS 3.3 file type, then use
            # that as the file type.
            FILETYPE=`echo $DESTFILE | awk -F. '{print $NF}'`
            DESTFILE=`echo $DESTFILE | sed 's/\.[ABITSRab]$//'`
        elif echo $FILE | egrep '\.[a-zA-Z][a-zA-Z][a-zA-Z]$' > /dev/null
        then
            # If the file ends with a three letter extension, use that as
            # the file type.
            FILETYPE=`echo $DESTFILE | awk -F. '{print $NF}'`
            DESTFILE=`echo $DESTFILE | sed 's/\.[a-zA-Z][a-zA-Z][a-zA-Z]$//'`
        fi

        # If the file type is text, convert the line feeds to carriage return
        if [ $FILETYPE = txt ] || [ $FILETYPE = T ]
        then
            tr '\n' '\r' < $FILE | "$JAVA" -jar "$OLDPWD/$APPLECOMMANDER" $TRANSFERARG "$DISKIMAGE" "$DESTFILE" $FILETYPE
        else
            "$JAVA" -jar "$OLDPWD/$APPLECOMMANDER" $TRANSFERARG "$DISKIMAGE" "$DESTFILE" $FILETYPE < $FILE
        fi
    done

    cd "$OLDPWD"
done