module Enki
  module Admin
    class PagesController < BaseController

      before_filter :find_page, :only => [:show, :update, :destroy]

      def index
        respond_to do |format|
          format.html {
            @pages = Page.order("created_at DESC").paginated(params)
          }
        end
      end

      def create
        @page = Page.new(page_params)
        if @page.save
          respond_to do |format|
            format.html {
              flash[:notice] = "Created page '#{@page.title}'"
              redirect_to enki.admin_pages_path
            }
          end
        else
          respond_to do |format|
            format.html { render :action => 'new',         :status => :unprocessable_entity }
          end
        end
      end

      def update
        if @page.update_attributes(page_params)
          respond_to do |format|
            format.html {
              flash[:notice] = "Updated page '#{@page.title}'"
              redirect_to enki.admin_pages_path
            }
          end
        else
          respond_to do |format|
            format.html { render :action => 'show',        :status => :unprocessable_entity }
          end
        end
      end

      def show
        respond_to do |format|
          format.html {
            render :partial => 'page', :locals => {:page => @page} if request.xhr?
          }
        end
      end

      def new
        @page = Page.new
      end

      def preview
        @page = Page.build_for_preview(page_params)

        respond_to do |format|
          format.js {
            render :partial => 'enki/pages/page', :locals => {:page => @page}
          }
        end
      end

      def destroy
        undo_item = @page.destroy_with_undo

        respond_to do |format|
          format.html do
            flash[:notice] = "Deleted page '#{@page.title}'"
            redirect_to enki.admin_pages
          end
          format.json {
            render :json => {
              :undo_path    => undo_admin_undo_item_path(undo_item),
              :undo_message => undo_item.description,
              :page         => @page.attributes
            }.to_json
          }
        end
      end

      protected

      def page_params
        params[:enki_page]
      end

      def find_page
        @page = Page.find(params[:id])
      end
    end
  end
end