#!/bin/bash

# errors
ERR_FOLDER_NOT_EXISTS=1
ERR_COPY_FAIL=2

# variables
SOURCES="$HOME/leahi-distro/tmp/deploy/images/ccimx8mm-dvk"

DEST_WINDW="/mnt/c/Users/Administrator/ely/images/"
DEST_EXTRA="$HOME/leahi-distro-image"

#Functions
usage() {
  echo " --- usage ---"
  echo "./copy_wsl.sh [-W] [-I] [-h,--help]"
  echo "    -W"
  echo "        When present will copy the images into the following folder maped from windows to the wsl:"
  echo "        $DEST_WINDW"
  echo "    -I"
  echo "        Extra location to copy the images into."
  echo "    -h,--help or empty call"
  echo "        Current help"
}

folder_exists() {
  if [ ! -d "$1" ];then
    echo "Folder does not exist."
    echo "<$1>"
    exit $ERR_FOLDER_NOT_EXISTS
  fi
}

copy_file() {
  echo "copy $1"
  cp "$1" .
  local res=$?
  if [[ ! $res -eq 0 ]];then
    echo "FAILED <$res>"
    exit $ERR_COPY_FAIL
  fi
}

copy_to_folder() {
  # DEBUG: exit 0
  folder_exists "$1" # if not will exit.
  cd "$1"
  copy_file ${SOURCES}/dey-image-qt-fb-ccimx8mm-dvk.boot.vfat
  copy_file ${SOURCES}/dey-image-qt-fb-ccimx8mm-dvk.ext4.gz
  copy_file ${SOURCES}/dey-image-qt-fb-ccimx8mm-dvk.recovery.vfat
  copy_file ${SOURCES}/imx-boot-ccimx8mm-dvk.bin
  copy_file ${SOURCES}/install_linux_fw_uuu.sh
  copy_file ${HOME}/leahi-distro/sources/meta-leahi/sdk/uuu
  copy_file ${HOME}/leahi-distro/sources/meta-leahi/sdk/uuu.exe
  echo "Successful!"
}

has_arg() {
  local needle=$1
  shift

  for arg in "$@"; do
    [[ "$arg" == "$needle" ]] && return 0
  done

  return 1
}

if [[ "$#" -eq 0 ]] || has_arg "-h" "$@" || has_arg "--help" "$@" ; then
  usage
  exit 0
fi

if has_arg "-W" "$@"; then
  echo "Copy to the $DEST_WINDW"
  copy_to_folder "$DEST_WINDW"
fi

if has_arg "-I" "$@"; then
  echo "Copy to the $DEST_EXTRA"
  copy_to_folder "$DEST_EXTRA"
fi

exit 0