#!/bin/bash

URW_OS=$(uname)
URW_BIN="urw3-bin"

if [ "${URW_OS}" == "Linux" ]; then
   echo "Running under Linux.. OK!"
   URW_HOME="${HOME}/.config/urw3-$(uname)"
   if [ -d /usr/share/urw3 ]; then
     URW_DATA="/usr/share/urw3"
     URW_BIN_DIR="/usr/bin"
   else
     echo "You probably are UBUNTU PPA user!"
     URW_DATA="/opt/urw3"
     URW_BIN_DIR="/opt/urw3"
   fi
fi

if [ "${URW_OS}" == "Darwin" ]; then
   echo "Running under Mac OS X.. OK!"
   URW_HOME="${HOME}/Library/Application Support/urw3-$(uname)"
   URW_APP_LOCATION="$(dirname $0)/.."
   URW_DATA="${URW_APP_LOCATION}/Resources"
   URW_BIN_DIR="${URW_APP_LOCATION}/Resources"
fi


URW_HOME_GFX="${URW_HOME}/truegfx"
URW_HOME_AUDIO="${URW_HOME}/audio"
URW_HOME_MESSAGES="${URW_HOME}/messages"
URW_HOME_GAMEINFO="${URW_HOME}/gameinfo"

# echo "${URW_HOME_AUDIO}"
#  echo "${URW_HOME_GFX}"

echo "Entering UnRealWorld"
echo "Data dir is: ${URW_DATA}"
echo "Home dir is: ${URW_HOME}"

#
# Files that are absolutly needed
#
URW_FILES="${URW_DATA}/truegfx/*.jpg ${URW_DATA}/truegfx/*.png \
${URW_DATA}/audio/*.wav ${URW_DATA}/audio/*.ogg \
${URW_DATA}/gameinfo/*.txt ${URW_DATA}/messages/*.txt \
${URW_DATA}/*.RIT ${URW_DATA}/*.arr \
${URW_DATA}/*.txt ${URW_DATA}/*.TXT \
${URW_DATA}/*.FNT ${URW_DATA}/*.NFO \
${URW_DATA}/*.STD ${URW_DATA}/RNDCAMP.*  \
${URW_DATA}/*.dat ${URW_DATA}/*.nfo"


#
# Files that are needed to be copied (for some weird reason?)
#
URW_FILE_AUDIO=(${URW_HOME_AUDIO}/throw.wav ${URW_HOME_AUDIO}/hitplr.wav \
${URW_HOME_AUDIO}/smear.wav ${URW_HOME_AUDIO}/bird_peippo.wav)

for dir in "${URW_HOME}" "${URW_HOME_GFX}" "${URW_HOME_AUDIO}" "${URW_HOME_MESSAGES}" "${URW_HOME_GAMEINFO}"; do
    if [ ! -d "${dir}" ]; then
      # echo "Creating ${dir}"
      mkdir -p "${dir}"
    fi
done

#
# Just in case everything goes bad
# 
if [ ! -d "${URW_HOME}" ]; then
  mkdir -p "${URW_HOME}"
  mkdir -p "${URW_HOME_GFX}"
  mkdir -p "${URW_HOME_AUDIO}"
  mkdir -p "${URW_HOME_MESSAGES}"
  mkdir -p "${URW_HOME_GAMEINFO}"
fi

# Then go to home dir
cd "${URW_HOME}"

#
# We have to sanitaze old links that
# URW doesn't crash on start
#
for FILE in $(find -L "${URW_HOME}" -type l); do
  echo "'${FILE}' is borked.. I remove it!"
  rm -f "${FILE}"

  # # Is link file?
  # if [ -L "${FILE}" ]; then
  #    # LINKFILE=$(readlink "${FILE}")
  #    echo " SYMLINK ${FILE}"
  #    FILE_EXITS=$()
  #
  #
  #    # Link file doesn't exist
  #    if [ ! -f "${LINKFILE}" ]; then
  #      # echo "Sanitaze old symlink ${FILE}!"
  #      rm -f "${FILE}"
  #    fi
  # fi
  # echo ""
done

for file in $(ls ${URW_FILES}); do
   URW_LINK_FILE=$(echo ${file} | sed -e "s#${URW_DATA}#${URW_HOME}#")

   # File doesn't exists link/copy it
   if [ ! -e  "${URW_LINK_FILE}" ]; then

      #
      # Some files we have to copy
      # Some files we have to link
      # Don't ask why but that's the way it's going to be
      #
      if [[ ${URW_FILE_AUDIO[*]} =~ "${URW_LINK_FILE}" ]]; then
         #echo "1# $file --> ${URW_LINK_FILE}"
         cp "${file}" "${URW_LINK_FILE}"
      else
         #echo "2# $file --> ${URW_LINK_FILE}"
         ln -sf "${file}" "${URW_LINK_FILE}"
      fi
   else
      #
      # Be sure that files that neededs to be copied are copied
      #
      if [[ ${URW_FILE_AUDIO[*]} =~ "${URW_LINK_FILE}" ]]; then
         if [ -L  "${URW_LINK_FILE}" ]; then
             #echo "Cleanup ${URW_LINK_FILE}"
             rm -f "${URW_LINK_FILE}"
             cp "${file}" "${URW_LINK_FILE}"
         fi
      fi
    fi

done

#
# FOR BUG REPORTING NEEDED DEBUG INFO
#
if [ "${URW_OS}" == "Linux" ]; then
  echo
  echo "If you send Linux bug report.. Please attach file:"
  echo "'${URW_HOME}/${URW_OS}-urw3-debug.txt'"

  echo -e "$(date)\n\nLSB version:" > ${URW_HOME}/${URW_OS}-urw3-debug.txt
  lsb_release -a >> ${URW_HOME}/${URW_OS}-urw3-debug.txt
  echo -e "\n\nLocale:" > ${URW_HOME}/${URW_OS}-urw3-debug.txt
  echo "${LANG}" >> ${URW_HOME}/${URW_OS}-urw3-debug.txt
  echo -e "\n\nuname info:" >> ${URW_HOME}/${URW_OS}-urw3-debug.txt
  uname -a >> ${URW_HOME}/${URW_OS}-urw3-debug.txt

  echo -e "\n\nglibc:" >> ${URW_HOME}/${URW_OS}-urw3-debug.txt
  if [ -f /lib64/libc.so.6 ]; then
     /lib64/libc.so.6 >> ${URW_HOME}/${URW_OS}-urw3-debug.txt
  else
     /lib/libc.so.6 >> ${URW_HOME}/${URW_OS}-urw3-debug.txt
  fi
  
  if [ -x /usr/bin/lsb_release ]; then
    echo -e "\n\nLSB:" >> ${URW_HOME}/${URW_OS}-urw3-debug.txt
    lsb_release -a >> ${URW_HOME}/${URW_OS}-urw3-debug.txt
  fi
fi

# Launch urw!
"${URW_BIN_DIR}"/"${URW_BIN}"

