#!/bin/bash
urlDoom="https://distro.ibiblio.org/slitaz/sources/packages/d/doom1.wad"

main(){
  downloadDoom
  compressDoom
  encode2Base64Doom
  encode2BinaryDoom
}

downloadDoom(){
  echo "[+] Downloading doom1.wad . Please wait."
  wget -q -nc -O doom1.wad "$urlDoom"
  echo "    doom1.wad size: $(stat -c %s doom1.wad)"
}

compressDoom(){
  echo "[+] Compressing doom1.wad.tar.xz . Please wait."
  tar cfJ doom1.wad.tar.xz doom1.wad
  echo "    doom1.wad.tar.xz size: $(stat -c %s doom1.wad.tar.xz)"
}

encode2Base64Doom(){
  echo "[+] Encoding to base64 doom1.wad.tar.xz.b64 . Please wait."
  base64 doom1.wad.tar.xz > doom1.wad.tar.xz.b64
  echo "    doom1.wad.tar.xz.b64 size: $(stat -c %s doom1.wad.tar.xz.b64)"
}

encode2BinaryDoom(){
  echo "[+] Encoding to binary doom1.wad.tar.xz.b64.bin . Please wait."
  > doom1.wad.tar.xz.b64.bin
  sleep 2
  while read line
  do
    echo $line | xxd -b -g 100 -c 100 | cut -d " " -f 2 | tee -a doom1.wad.tar.xz.b64.bin
  done < doom1.wad.tar.xz.b64
  echo "    doom1.wad.tar.xz.b64.bin size: $(stat -c %s doom1.wad.tar.xz.b64.bin)"

}


main