# coding: UTF-8

require 'daddy/git'
require 'nokogiri'

namespace :dad do
  task :publish do
    fail('環境編集 TITLE を指定してください。') unless ENV['TITLE'] and not ENV['TITLE'].empty?

    if File.exist?("db/schema.rb")
      fail unless system('rake db:schema:load RAILS_ENV=test')
    end

    system("mkdir -p features/reports")
    system("rm -Rf features/reports/*")

    fail unless system("bundle exec rake dad:cucumber PUBLISH=true EXPAND=false COVERAGE=false features/開発日記")
    system("mkdir -p features/reports/diary")
    system("mv features/reports/index.html features/reports/diary")
    system("mv features/reports/images features/reports/diary")

    unless ENV['SKIP_SPEC']
      fail unless system("bundle exec rake dad:cucumber PUBLISH=true EXPAND=false features/仕様書")
      system("mkdir -p features/reports/spec")
      system("mv features/reports/index.html features/reports/spec")
      system("mv features/reports/images features/reports/spec")
    end

    git = Daddy::Git.new
    branch = git.current_branch

    # 公開
    base_dir = dad_publish_base_dir(ENV['TITLE']) 
    system("sudo mkdir -p #{base_dir}")
    system("sudo chown -R #{ENV['USER']}:#{ENV['USER']} #{base_dir}") 
    system("mkdir -p #{base_dir}/#{branch}")
    system("rm -Rf #{base_dir}/#{branch}/*")
    system("cp -Rf features/reports/* #{base_dir}/#{branch}/")
    if File.exist? 'coverage'
      system("cp -Rf coverage #{base_dir}/#{branch}/")
    end

    # 開発日記を統合
    if branch == 'master'
      features = {}
      dad_publish_sprint_dirs(base_dir).each do |dir|
        dad_publish_extract_features(dir).each do |div|
          feature = features[div['id']]
          if feature
            div.css('div.narrative').each do |narrative|
              feature.add_child(narrative)
            end
            div.css('div.scenario').each do |scenario|
              feature.add_child(scenario)
            end
          else
            features[div['id']] = div
          end
        end
      end

      # 空HTMLを生成
      system("bundle exec rake dad:cucumber PUBLISH=true EXPAND=false COVERAGE=false features/support")

      doc = Nokogiri::HTML(File.read('features/reports/index.html'))
      contents_div = doc.css('div.contents').first
      features.keys.sort.each do |key|
        contents_div.add_child(features[key])
      end
      File.write("#{base_dir}/index.html", doc)
    end
  end
  
end

def self.dad_publish_sprint_dirs(base_dir)
  ret = Dir[base_dir + '/p*'].sort{|a, b| File.basename(a)[1..-1].to_f <=> File.basename(b)[1..-1].to_f}
  ret << base_dir + '/master'
  ret
end

def self.dad_publish_extract_features(dir)
  ret = []
  return [] unless File.exist?(dir) and File.directory?(dir)

  html = dir + '/diary/index.html'
  return [] unless File.exist?(html)

  doc = Nokogiri::HTML(File.read(html))
  doc.css('div.feature').each do |div|
    div.css('img.screenshot').each do |img|
      img['src'] = File.basename(dir) + '/diary/' + img['src']
    end
    ret << div
  end
  
  ret
end

def self.dad_publish_base_dir(title)
  '/var/lib/daddy/' + dad_publish_title_to_dirname(title) 
end

def self.dad_publish_title_to_dirname(title)
  title.sub(' ', '_').downcase
end