loader.rb

module Documents
  class Loader
    def initialize(current_user_identity, current_organization, applicant, programs)
      @current_user_identity = current_user_identity
			@current_organization = current_organization
      @applicant = applicant
      @programs = programs
      @panels = {}
    end

    def load(sub_panel=:documents)
      sub_panel = sub_panel.to_sym
      @panels[sub_panel] ||= load_for_real(sub_panel)
    end

    private

    attr_reader :applicant, :current_user_identity, :current_organization, :programs

    def load_for_real(subpanel)
      if sub_panel.to_sym == :admissions_uploaded_documents
			  if feature?('applicant_attachments')
          applicant.attachments.
            by_organization(current_organization).
            order("applicant_attachments.created_at DESC")
        end
      else
        Documents::DocumentType.current_user_identity = current_user_identity
        documents = ::Documents.for_applicant_in_programs(applicant, programs, sub_panel.to_sym) || []
        documents.sort_by { |document| document.title }
      end
    end
  end
end