module Fe::Admin::QuestionSheetsControllerConcern
  extend ActiveSupport::Concern

  begin
    included do
      before_action :check_valid_user
      before_action :get_question_sheet, only: [:show, :archive, :unarchive, :destroy, :edit, :update, :duplicate]
      layout 'fe/fe_admin'
    end
  rescue ActiveSupport::Concern::MultipleIncludedBlocks
  end

  # list of all questionnaires/forms to edit
  # GET /question_sheets
  def index
    @active_question_sheets = Fe::QuestionSheet.active.order('label')
    @archived_question_sheets = Fe::QuestionSheet.archived.order('label')

    respond_to do |format|
      format.html # index.rhtml
      format.xml  { render xml: @question_sheets.to_xml }
    end
  end

  def archive
    @question_sheet.update_attribute(:archived, true)
    redirect_back fallback_location: fe_admin_question_sheets_path
  end

  def unarchive
    @question_sheet.update_attribute(:archived, false)
    redirect_back fallback_location: fe_admin_question_sheets_path
  end

  def duplicate
    @question_sheet.duplicate
    redirect_back fallback_location: fe_admin_question_sheets_path
  end

  # entry point: display form designer with page 1 and panels loaded
  # GET /question_sheets/1
  def show
    @all_pages = @question_sheet.pages
    @page = @all_pages[0]

    respond_to do |format|
      format.html # show.rhtml
      format.xml  { render xml: @question_sheet.to_xml }
    end
  end

  # create sheet with inital page, redirect to show
  # POST /question_sheets
  def create
    @question_sheet = Fe::QuestionSheet.new_with_page

    respond_to do |format|
      if @question_sheet.save
        format.html { redirect_to fe_admin_question_sheet_path(@question_sheet) }
        format.xml  { head :created, location: admin_question_sheet_path(@question_sheet) }
      else
        format.html { render action: "new" }
        format.xml  { render xml: @question_sheet.errors.to_xml }
      end
    end
  end


  # display sheet properties panel
  # GET /question_sheets/1/edit
  def edit

    respond_to do |format|
      format.js
    end
  end

  # save changes to properties panel (label, language)
  # PUT /question_sheets/1
  def update
    params.require(:fe_question_sheet).permit!

    respond_to do |format|
      if @question_sheet.update(params[:fe_question_sheet])
        format.html { redirect_to fe_admin_question_sheet_path(@question_sheet) }
        format.js
        format.xml  { head :ok }
      else
        format.html { render action: "edit" }
        format.js { render action: "error.rjs"}
        format.xml  { render xml: @question_sheet.errors.to_xml }
      end
    end
  end

  # mark sheet as destroyed
  # DELETE /question_sheets/1
  def destroy
    @question_sheet.destroy

    respond_to do |format|
      format.html { redirect_to fe_admin_question_sheets_path }
      format.xml  { head :ok }
    end
  end

  protected
  def get_question_sheet
    @question_sheet = Fe::QuestionSheet.find(params[:id])
  end
end