# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with this
# work for additional information regarding copyright ownership.  The ASF
# licenses this file to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
# License for the specific language governing permissions and limitations under
# the License.

desc "Create JRuby all-in-one distribution"
task "all-in-one" => :gem do
  version = "1.4.0"
  jruby_distro = "jruby-bin-#{version}.tar.gz"
  url = "http://jruby.kenai.com/downloads/#{version}/#{jruby_distro}"
  dir = "jruby-#{version}"

  mkpath '_all-in-one'
  cd '_all-in-one'

  # Download and extract JRuby
  lambda do
    unless File.exist? jruby_distro
      puts "Downloading JRuby from #{url} ..."
      sh 'wget', url
      puts "[X] Downloaded JRuby"
    end

    rm_rf dir if File.exist? dir

    puts "Extracting JRuby to #{dir} ..."
    sh 'tar', 'xzf', jruby_distro
    puts "[X] Extracted JRuby"
    cd dir
  end.call

  # Cleanup JRuby distribution
  lambda do
    rm_rf 'docs'
    mkpath 'jruby-docs'
    mv Dir["COPYING*"], 'jruby-docs'
    mv Dir["LICENSE*"], 'jruby-docs'
    mv 'README', 'jruby-docs'
    rm_rf 'lib/ruby/1.9'
    rm_rf 'lib/ruby/gems/1.8/doc'
    rm_rf 'samples'
    rm_rf 'share'
  end.call

  # Install Buildr gem and dependencies
  lambda do
    puts "Install Buildr gem ..."
    sh "bin/jruby", '-S', 'gem', 'install', FileList['../../pkg/*-java.gem'].first,
       '--no-rdoc', '--no-ri'
    puts "[X] Install Buildr gem"
  end.call

  # Add Buildr executables/scripts
  lambda do
    cp 'bin/jruby.exe', 'bin/_buildr.exe'
    cp Dir["../../all-in-one/*"], 'bin'
  end.call

  # Package distribution
  lambda do
    puts "Zipping distribution ..."
    cd '..'
    new_dir  = "#{spec.name}-#{spec.version}"
    mv dir, new_dir
    zip = "#{new_dir}.zip"
    rm zip if File.exist? zip
    sh 'zip', '-q', '-r', zip, new_dir
    puts "[X] Zipped distribution"
   
    puts "Tarring distribution ..."
    tar = "#{new_dir}.tar.gz"
    rm tar if File.exist? tar
    sh 'tar', 'czf', tar, new_dir
    puts "[X] Tarred distribution"
    
    rm_rf new_dir
  end.call

end

task(:clobber) { rm_rf '_all-in-one' }