require 'heirloom/artifact/artifact_lister.rb'
require 'heirloom/artifact/artifact_reader.rb'
require 'heirloom/artifact/artifact_builder.rb'
require 'heirloom/artifact/artifact_updater.rb'
require 'heirloom/artifact/artifact_uploader.rb'
require 'heirloom/artifact/artifact_downloader.rb'
require 'heirloom/artifact/artifact_authorizer.rb'
require 'heirloom/artifact/artifact_destroyer.rb'

module Heirloom

  class Artifact

    def initialize(args)
      @config = Config.new :config => args[:config]
      @logger = HeirloomLogger.new :logger => args[:logger]
    end

    def build(args)
      if artifact_reader.exists? args
        @logger.info "Destroying existing artifact."
        destroy(args)
      end

      file = artifact_builder.build args

      artifact_uploader.upload :id              => args[:id],
                               :name            => args[:name],
                               :bucket_prefix   => args[:bucket_prefix],
                               :public_readable => args[:public],
                               :file            => file

      artifact_authorizer.authorize :id               => args[:id],
                                    :name             => args[:name],
                                    :public_readable  => args[:public]
      
      artifact_builder.cleanup

      @logger.info "Artifact build completed."
    end

    def update(args)
      artifact_updater.update(args)
      @logger.info "Artifact update completed."
    end

    def download(args)
      artifact_downloader.download(args)
      @logger.info "Artifact download completed."
    end

    def destroy(args)
      artifact_destroyer.destroy(args)
      @logger.info "Artifact destroyed."
    end

    def show(args)
      artifact_reader.show(args)
    end

    def list(args)
      artifact_lister.list(args)
    end

    def names
      artifact_lister.names
    end

    private

    def artifact_lister
      @artifact_lister ||= ArtifactLister.new :config => @config
    end

    def artifact_reader
      @artifact_reader ||= ArtifactReader.new :config => @config
    end

    def artifact_builder
      @artifact_builder ||= ArtifactBuilder.new :config => @config,
                                                :logger => @logger
    end

    def artifact_updater
      @artifact_updater ||= ArtifactUpdater.new :config => @config,
                                                :logger => @logger
    end

    def artifact_uploader
      @artifact_uploader ||= ArtifactUploader.new :config => @config,
                                                  :logger => @logger
    end

    def artifact_downloader
      @artifact_downloader ||= ArtifactDownloader.new :config => @config,
                                                      :logger => @logger
    end

    def artifact_authorizer
      @artifact_authorizer ||= ArtifactAuthorizer.new :config => @config,
                                                      :logger => @logger
    end

    def artifact_destroyer
      @artifact_destroyer ||= ArtifactDestroyer.new :config => @config,
                                                    :logger => @logger
    end

  end
end