#!/bin/bash
SCRIPT_ABS_FILENAME=`LC_ALL=en_US.ISO8859-1 perl -e 'use Cwd "abs_path";print abs_path(shift)' "${BASH_SOURCE[0]}"`
SCRIPT_DIR=`dirname "$SCRIPT_ABS_FILENAME"`

# we can't cd "$SCRIPT_DIR" because the 1st arg maybe a relative path to the current dir (and NOT relative to the SCRIPT_DIR)

OSTYPE=`uname -s`
#echo $OSTYPE

if ! [ -z "$1" ]
then
  clover_efi_file="${1%.*}".efi
  if ! [ -f "$clover_efi_file" ]
  then
    echo Efi file "$clover_efi_file" doesn\'t exist
    exit 1
  fi
  echo clover_efi_file="$clover_efi_file"
fi

#qemu_path="$SCRIPT_DIR"/qemu_portable-v4.2.0/qemu-system-x86_64
qemu_path="$SCRIPT_DIR"/qemu_portable-v5.2.0/qemu-system-x86_64
#set -x

if [ "$OSTYPE" = "Darwin" ]
then
  if ! [ -f "$qemu_path" ]
  then
    echo "You must restore the folder \'"$(dirname "$qemu_path")"\'"
    exit 1
  fi
  if ! [ -f "$SCRIPT_DIR"/disk_image_gpt.img ]
  then
    unzip -o "$SCRIPT_DIR"/disk_image_gpt.img.zip -d "$SCRIPT_DIR"
    rm -rf "$SCRIPT_DIR"/__MACOSX
  fi

  if pgrep qemu
  then
    killall qemu-system-x86_64
  fi
  > "$SCRIPT_DIR"/serial0_qemu_out.log # empty file without erasing it. Useful for editor for refreshing and reloading.

  if ! [ -z "$clover_efi_file" ]
  then

    hdiutil attach "$SCRIPT_DIR"/disk_image_gpt.img || exit 1

    shopt -s nocasematch

    if [[ "$(basename "$clover_efi_file")" =~ "CloverX64"* ]]
    then
      echo ditto "$clover_efi_file" /Volumes/QEMU_EFI/EFI/CLOVER/CLOVERX64.efi
      ditto "$clover_efi_file" /Volumes/QEMU_EFI/EFI/CLOVER/CLOVERX64.efi || exit 1

      #no need to replace BootX64.efi, it's not used in legacy boot
    else
      : # TODO : if it's a module, has to be copied in Drivers
    fi

    shopt -u nocasematch

    diskutil eject /Volumes/QEMU_EFI || exit 1
  fi
  
  sleep 1 # not 100% sure it's needed
  set -m

  cd "$SCRIPT_DIR"

  bios_file=("$(dirname "$qemu_path")"/bios*)
  
diskutil umount /dev/disk4s1
diskutil umount /dev/disk4s2
diskutil eject disk4

  "$qemu_path" \
    -L "$(dirname "$qemu_path")" \
    -m 2048 \
    -cpu Penryn \
    -bios "$bios_file" \
    -machine q35 \
    -device ahci,id=ahi \
    -drive format=raw,id=hda,file=./disk_image_gpt.img \
    -usb \
    -device usb-mouse,bus=usb-bus.0,port=2 \
    -device usb-kbd,bus=usb-bus.0,port=1 \
    -serial file:./serial0_qemu_out.log \
    -gdb tcp::9000 

#     -drive format=raw,id=hdb,file=./freedos.img \
#      -device VGA,vgamem_mb=64,edid=on,xres=1024,yres=768 \
#      -hdb "/JiefLand/Mac OS X 11.0.Beta10.vmwarevm/Virtual Disk.vmdk" \
#      -hdc /JiefLand/5.Devel/Clover/CloverEfi.vmw/ElCapitan.vmdk \

hdiutil attach ./disk_image_gpt.img
diskutil mount disk4s1

fi