#!/usr/bin/env bash
trap "exit" INT

if [ ! -d "amxmodx" ]; then
  git clone --recursive https://github.com/alliedmodders/amxmodx.git
fi

if [ "$1" != "--no-mysql" ]; then
  ismac=0
  iswin=0

  archive_ext=tar.gz
  decomp="tar zxf"

  if [ `uname` = "Darwin" ]; then
    ismac=1
  elif [ `uname` != "Linux" ] && [ -n "${COMSPEC:+1}" ]; then
    iswin=1
    archive_ext=zip
    decomp=unzip
  fi

  if [ $ismac -eq 1 ]; then
    mysqlver=mysql-5.5.28-osx10.5-x86
    mysqlurl=http://cdn.mysql.com/archives/mysql-5.5/$mysqlver.$archive_ext
  elif [ $iswin -eq 1 ]; then
    mysqlver=mysql-noinstall-5.0.24a-win32
    mysqlurl=http://cdn.mysql.com/archives/mysql-5.0/$mysqlver.$archive_ext
    # The folder in the zip archive does not contain the substring "-noinstall", so strip it
    mysqlver=${mysqlver/-noinstall}
  else
    mysqlver=mysql-5.6.15-linux-glibc2.5-i686
    mysqlurl=http://cdn.mysql.com/archives/mysql-5.6/$mysqlver.$archive_ext
  fi

  if [ ! -d "mysql-5.0" ]; then
    if [ `command -v wget` ]; then
      wget $mysqlurl -O mysql.$archive_ext
    elif [ `command -v curl` ]; then
      curl -o mysql.$archive_ext $mysqlurl
    else
      echo "Failed to locate wget or curl. Install one of these programs to download MySQL."
      exit 1
    fi
    $decomp mysql.$archive_ext
    mv $mysqlver mysql-5.0
    rm mysql.$archive_ext
  fi
fi

checkout ()
{
  if [ ! -d "$name" ]; then
    git clone $repo -b $branch $name
    if [ -n "$origin" ]; then
      cd $name
      git remote rm origin
      git remote add origin $origin
      cd ..
    fi
  else
    cd $name
    git checkout $branch
    git pull origin $branch
    cd ..
  fi
}

name=metamod-am
branch=master
repo="https://github.com/alliedmodders/metamod-hl1"
origin=
checkout

name=hlsdk
branch=master
repo="https://github.com/alliedmodders/hlsdk"
origin=
checkout

`python -c "import ambuild2"`
if [ $? -eq 1 ]; then
  repo="https://github.com/alliedmodders/ambuild"
  origin=
  branch=master
  name=ambuild
  checkout

  cd ambuild
  if [ $iswin -eq 1 ]; then
    python setup.py install
  else
    python setup.py build
    echo "About to install AMBuild - press Ctrl+C to abort, otherwise enter your password for sudo."
    sudo python setup.py install
  fi
fi