$:.unshift File.join(File.dirname(__FILE__), '..')

require 'fileutils'
require 'file_processor'
require 'site_spec'

module BuildMaster
  class NullLogger
    def << message
     puts "IGNORED: #{message}"
    end
  end

  class Site
    def initialize(spec)
      @spec = spec
      @spec.validate_inputs
      @template = @spec.load_template
    end
    
    public
    def execute(arguments)
      action = 'build'
      if arguments.size > 0
        action = arguments[0]
      end
      send action
    end
    
    def build
      @count = 0
      build_directory(@spec.output_dir, @spec.content_dir, @template)
      puts "Generated file count: #{@count}"
    end
    
    def server(*args)
require 'site_server'
      @server = SiteServer.new(*args)
      @server.start(@spec)
    end
    
    def test(port_number=2000)
      launch_server(port_number) {|port_number| SiteTester.test("http://localhost:#{port_number}")}
    end
    
    def test_offline(port_number=2000)
      launch_server(port_number) {|port_number| SiteTester.test_offline("http://localhost:#{port_number}")}
    end
    
    private
    
    def launch_server(port_number)
require 'buildmaster/site_tester'
      Thread.new() {server(port_number, NullLogger.new, 0, NullLogger.new)}
      begin
        sleep(2)
        yield port_number
      ensure
        @server.stop
      end 
    end
    
    def ensure_directory_exists(dir_name)
      if (not File.exist?(dir_name))
        ensure_directory_exists(File.join(dir_name, '..'))
        Dir.mkdir dir_name
      end
    end
    
    def build_directory(out_dir, content_dir, template)
      ensure_directory_exists(out_dir)
      Dir.foreach(content_dir) do |item|
        content_path = File.join(content_dir, item)
        if (item == '.' || item == '..' || item == '.svn' || item == 'CVS')
        elsif (File.directory? content_path)
          build_directory(File.join(out_dir, item), content_path, template)
        else
          @current_file_name = content_path
          process_file(content_path, out_dir, content_dir, item)
          @count = @count + 1
        end
      end
    end
    
    def process_file(path_to_content, out_dir, content_dir, item)
      print ">> #{path_to_content}\n"
      extension = File.extname(path_to_content)
      isIndex = @current_file_name =~ /^index/
      file_processor = FileProcessor.new(@template, path_to_content, @spec)
      file_processor.write_to_target
    end
    
  end
  
end