class WorkAssignmentPlugin < Noosfero::Plugin

  def self.plugin_name
    "Work Assignment"
  end

  def self.plugin_description
    _("New kind of content for organizations.")
  end

  def self.can_download_submission?(user, submission)
    work_assignment = submission.parent.parent

    if work_assignment.publish_submissions
      if work_assignment.only_friends.include?(submission.author)
        submission.author.friends.include?(user)        
      else
        true
      end
    elsif (user && (submission.author == user || user.has_permission?('view_private_content', work_assignment.profile)))
      #work_assignment.publish_submissions || (user && (submission.author == user || user.has_permission?('view_private_content', work_assignment.profile)))
      true
    else
      false
    end
  end

  def self.is_submission?(content)
    content && content.parent && content.parent.parent && content.parent.parent.kind_of?(WorkAssignmentPlugin::WorkAssignment)
  end

  def content_types
    [WorkAssignmentPlugin::WorkAssignment] if context.respond_to?(:profile) && context.profile.organization?
  end

  def stylesheet?
    true
  end

  def content_remove_new(content)
    content.kind_of?(WorkAssignmentPlugin::WorkAssignment)
  end

  def content_remove_upload(content)
    if content.kind_of?(WorkAssignmentPlugin::WorkAssignment)
      !content.profile.members.include?(context.send(:user))
    end
  end

  def content_viewer_controller_filters
    block = proc do
      path = params[:page]
      content = profile.articles.find_by_path(path)

      if WorkAssignmentPlugin.is_submission?(content) && !WorkAssignmentPlugin.can_download_submission?(user, content)
        render_access_denied
      end
    end

    { :type => 'before_filter',
      :method_name => 'work_assingment_only_admin_or_owner_download',
      :options => {:only => 'view_page'},
      :block => block }
  end

  def cms_controller_filters
    block = proc do
      if request.post? && params[:uploaded_files]
        @email_notification = params[:article_email_notification]
        unless !@email_notification || @email_notification.empty?
          @email_contact = EmailContact.new(:subject => @parent.name, :receiver => @email_notification, :sender => user)
          @email_contact.build_mail_message!(environment, @uploaded_files, @parent.id)
          if @email_contact.deliver
            session[:notice] = _('Notification successfully sent')
          else
            session[:notice] = _('Notification not sent')
          end
        end
      end
    end

    { :type => 'after_filter',
      :method_name => 'send_email_after_upload_file',
      :options => {:only => 'upload_files'},
      :block => block }
  end

  def article_extra_fields(article)
    proc do
      @article = Article.find_by_id(article)
      if params[:parent_id] && !@article.nil? && @article.type == "WorkAssignmentPlugin::WorkAssignment"
        render :partial => 'notify_text_field',  :locals => { :size => '45'}
      end
    end
  end

end