#to make this work, run
#rake install --rakefile INSTALL_ON_OSX

require 'rake'

task :install_on_osx do
  puts "this currently is untested, prepare for tragedy"
  BREW_INSTALLED = installed?('brew')
  CURL_INSTALLED = installed?('curl')
  MYSQL_INSTALLED = installed?('mysql')
  REDIS_INSTALLED = installed?('redis-server')
  IMAGEMAGICK_INSTALLED = installed?('mogrify')

  unless BREW_INSTALLED
    open 'https://github.com/mxcl/homebrew'
    puts "you need homebrew for easy setup. checkout out https://github.com/mxcl/homebrew for more info"
    puts 'or copy and paste this one liner'
    puts 'ruby -e "$(curl -fsSL https://gist.github.com/raw/323731/install_homebrew.rb)'
    puts "(afterwords, install xcode)"
    Process.exit
  end

  puts "updating brew. please wait."
  puts `brew update`
  
  unless CURL_INSTALLED
    puts 'you need curl, so we are installing that. please wait...'
    puts `brew install curl`
  end
  
  puts 'curl is installed, Great Job!'

  unless IMAGEMAGICK_INSTALLED
    puts 'you need imagemagick.  please wait'
    puts `brew install imagemagick`
  end

  puts 'imagemagick is installed, Great Job!'

  unless MYSQL_INSTALLED
    puts 'you need mysql, so we are installing that. please wait...'
    puts `brew install mysql`
    puts 'configuring for first time use. you need to type in your password'
    puts `unset TMPDIR`
    puts `sudo mysql_install_db --verbose --user=\`whoami\` --basedir="$(brew --prefix mysql)" --datadir=/usr/local/var/mysql --tmpdir=/tmp`
  end

  puts 'mysql is installed, Great Job!'

  unless REDIS_INSTALLED
    puts 'you need redis, so we are installing that. please wait...'
    puts `brew install redis`
  end

  puts 'redis is installed, Great Job!'

  unless REDIS_INSTALLED
    puts 'you need redis, so we are installing that. please wait...'
    puts `brew install redis`
  end

    puts 'you need bundler, so we are installing that. please wait...'
    puts `gem install bundler`

  puts 'bundler is installed, Great Job!'

  puts 'bundling... please wait...'
  puts `bundle`

  puts 'assuming there was no errors run script/server and you should be good to go!'

end

def installed?(program)
  `which #{program}`=='' ? false : true
end