#!/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 ${0})"
   URW_APP_LOCATION="$(dirname ${URW_APP_LOCATION})"
   URW_DATA="${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}"

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
#
IFS=$'\n'
for FILE in $(find -L "${URW_HOME}" -type l); do
  echo "'${FILE}' is borked.. I remove it!"
  rm -f "${FILE}"
done

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

   # File doesn't exists link/copy it
   if [ ! -e  "${URW_LINK_FILE}" ]; then
         ln -sf "${file}" "${URW_LINK_FILE}"
   else
         # If it's not Link then re-link it
         if [ ! -L "${URW_LINK_FILE}" ]; then
           echo "Relink: ${URW_LINK_FILE}"
           rm "${URW_LINK_FILE}"
           ln -sf "${file}" "${URW_LINK_FILE}"
         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}"

