require "rbconfig"
 
 def linux?
   not windows? and not cygwin?
 end
 
 def windows?
   not (target_os.downcase =~ /32/).nil?
 end
 
 def cygwin?
   not (target_os.downcase =~ /cyg/).nil?
 end
 
 def target_os 
   Config::CONFIG["target_os"] or ""
 end

namespace :build do
  desc "Build a single executable Lite version"
  task :lite do
    LITE_PKG_FOLDER = "#{RAILS_ROOT}/pkg/#{PKG_NAME}_lite_#{PKG_VERSION}"
    TARRED_RUBY = "#{PKG_NAME}_lite_#{PKG_VERSION}".gsub(/\./, "-")
  
    if windows?
      FileUtils.rm_rf "#{RAILS_ROOT}/pkg"
      Dir.mkdir "#{RAILS_ROOT}/pkg"
      Dir.mkdir "#{LITE_PKG_FOLDER}"

      puts "Packaging all ruby into one file with tar2rubyscript..."
      cmd = "cmd /c tar2rubyscript #{RAILS_ROOT}"
      system cmd

      puts "Organizing files..."
      FileUtils.move "../#{TARRED_RUBY}.rb", "#{LITE_PKG_FOLDER}"
      FileUtils.copy "db/default.sqlite", "#{LITE_PKG_FOLDER}/slimarray_production.sqlite"
      FileUtils.copy "db/default.sqlite", "#{LITE_PKG_FOLDER}/slimarray_development.sqlite"
      FileUtils.copy "db/default.sqlite", "#{LITE_PKG_FOLDER}/slimarray_test.sqlite"

      puts "Creating executable with rubyscript2exe (press Ctrl-C when WEBrick is finished booting..."
      cmd = "cmd /c rubyscript2exe #{LITE_PKG_FOLDER}/#{TARRED_RUBY}.rb"
      system cmd
      FileUtils.move "#{TARRED_RUBY}.exe", "#{LITE_PKG_FOLDER}/#{PKG_NAME}_lite.exe"
      FileUtils.rm "#{LITE_PKG_FOLDER}/#{TARRED_RUBY}.rb"

      puts "Now just create a zip file from ../dist/slimarray_lite"
    else
      FileUtils.rm_rf "#{RAILS_ROOT}/pkg"
      Dir.mkdir "#{RAILS_ROOT}/pkg"
      Dir.mkdir "#{LITE_PKG_FOLDER}"
      
      puts "Packaging all ruby into one file with tar2rubyscript..."
      cmd = "tar2rubyscript #{RAILS_ROOT}"
      system cmd
    
      puts "Organizing files..."
      FileUtils.move "../#{TARRED_RUBY}.rb", "#{LITE_PKG_FOLDER}"
      FileUtils.copy "db/default.sqlite", "#{LITE_PKG_FOLDER}/slimarray_production.sqlite"
      FileUtils.copy "db/default.sqlite", "#{LITE_PKG_FOLDER}/slimarray_development.sqlite"
      FileUtils.copy "db/default.sqlite", "#{LITE_PKG_FOLDER}/slimarray_test.sqlite"
      
      puts "Creating executable with rubyscript2exe (press Ctrl-C when WEBrick is finished booting..."
      cmd = "rubyscript2exe #{LITE_PKG_FOLDER}/#{TARRED_RUBY}.rb"
      system cmd
      FileUtils.move "#{TARRED_RUBY}_linux", "#{LITE_PKG_FOLDER}/#{PKG_NAME}_lite_linux"
      FileUtils.rm "#{LITE_PKG_FOLDER}/#{TARRED_RUBY}.rb"
      
      puts "Packaging everything into a .tar.gz file..."
      cmd = "cd #{RAILS_ROOT}/pkg; tar zcf #{PKG_NAME}_lite_#{PKG_VERSION}.tar.gz #{PKG_NAME}_lite_#{PKG_VERSION}"
      system cmd
    end
      
  end
end