require 'fileutils'

######################################################################
# git

def git(*args)
  cmd = ["git"] + args
  sh(*cmd)
end

task :add_contrib_first_time => :init_contrib do
  git(*%w!merge --squash -s ours --no-commit comp_tree/master!)
  git(*%w!read-tree --prefix=contrib/comp_tree -u comp_tree/master!)
  git("commit", "-m", "add comp_tree package")
end

task :init_contrib do
  unless `git remote`.split.include? "comp_tree"
    git(*%w!remote add -f comp_tree git@github.com:quix/comp_tree.git!)
  end
end

task :run_pull_contrib => :init_contrib do
  git(*%w!pull --no-commit -s subtree comp_tree master!)
end

task :pull_mainline do
  git(*%w!pull --no-commit
          git://github.com/jimweirich/rake.git
          refs/heads/master:refs/heads/origin!)
end

task :pull_contrib => [ :init_contrib, :run_pull_contrib ]

######################################################################
# drake_release

task :drake_prerelease => [:clean, :gemspec] do
  rm_rf("html")
  rm_rf("pkg")
  unless `git status` =~ %r!nothing to commit \(working directory clean\)!
    raise "Directory not clean"
  end
  unless `git pull` =~ %r!Already up-to-date!
    raise "New stuff from remote repository"
  end
  %w[github.com rubyforge.org].each { |server|
    cmd = "ping " + (
      if Config::CONFIG["host"] =~ %r!darwin!
        "-c2 #{server}"
      else
        "#{server} 2 2"
      end
    )
    unless `#{cmd}` =~ %r!0% packet loss!
      raise "No ping for #{server}"
    end
  }
end

task :drake_publish => :rdoc do
  Dir.chdir("html") {
    sh(*%w(scp -r . quix@rubyforge.org:/var/www/gforge-projects/drake))
  }
end

def rubyforge(command, file, *args)
  sh("rubyforge",
     command,
     SPEC.rubyforge_project,
     SPEC.rubyforge_project,
     SPEC.version.to_s,
     file,
     *args)
end

task :drake_finish_release do
  changes = File.expand_path("CHANGES.drake")
  sh("rubyforge", "login")
  Dir.chdir("pkg") {
    gem = "#{SPEC.name}-#{SPEC.version}.gem"
    md5 = "#{gem}.md5"
    sh("md5sum #{gem} > #{md5}")
    rubyforge(
      *%W(add_release #{gem} --release_changes #{changes} --preformatted))
    rubyforge("add_file", md5)
  }

  git("tag", "drake-" + SPEC.version.to_s)
  git(*%w(push --tags origin master))
end

task :drake_release =>
  [
   :drake_prerelease,
   :gem,
   :test_all,
   :drake_publish,
   :drake_finish_release,
  ]