_desktop_menu.slim

    .menu-items
      .tabled-menu-items
        ul.menu
          - menu.each do |hash|
            li class=('' + (active_menu == hash[:name] ? ' active' : ''))
              - if hash[:url]
                = link_to hash[:title], hash[:url], id: hash[:id], class: hash[:class]
              - else
                div id=hash[:id] class=hash[:class]
                  span = hash[:title]
                  ul.second-level-menu
                    - sections.each do |menu_item|
                      li class = ('active' if menu_item.id == menu_id)
                        = link_to menu_item.title, restaurant_menu_path(menu_item)

_menu.slim

- active_menu ||= :no_selected_menu
- restaurant_menu_id ||= 0

- menu =[ {title: 'Главная',          url: '/',                   name: :frontpage},
          {title: 'Меню',           class: 'restaurant-menu',     name: :restaurant_menu},
          {title: 'Доставка',         url: '/custom/delivery',    name: :delivery},
          {title: 'Отзывы',           url: '/reviews',            name: :reviews} ]

-sections = RestaurantMenuSection.root.shown.ordered

= render 'shared/mobile_menu',  menu: menu, active_menu: active_menu, sections: sections, menu_id: restaurant_menu_id
= render 'shared/desktop_menu', menu: menu, active_menu: active_menu, sections: sections, menu_id: restaurant_menu_id

adaptive_dashboard.coffee

modulejs.define 'lib/profile', ->

  init: ->
    if ($('.dashboard').length > 0)
      if $(window).width() < 980 
        $('#footer').css 'padding-left', '50px'
      else
        $('#footer').css 'padding-left', '205px'
    else
      $('#footer').css('padding-left', '0px')

    $('.profile-arrow').on 'click', ->
      if $('.dashboard-text').hasClass 'collapsed'
        $('.dashboard-text').removeClass('collapsed').addClass 'expanded'  #uncollapsed
        $('a[class="fa fa-angle-right"]').removeClass('fa-angle-right').addClass('fa-angle-left').css left: '102.5px'
        $('.profile-arrow').css width: '205px'
      else
        $('.dashboard-text').removeClass('expanded').addClass 'collapsed'
        $('a[class="fa fa-angle-left"]').removeClass('fa-angle-left').addClass('fa-angle-right').css left: '22.5px'
        $('.profile-arrow').css width:'50px'

application.sass

@import bourbon
@import neat

#right-part
  margin: 0
  +right-part

#container
  font-family: 'Georgia', serif

#background
  background: $background-color
  position: fixed
  width: 100%
  height: 100%
  z-index: $background-z-index

#content
  +span-columns(12)
  display: block
  max-width: $content-max-width
  background: $content-background-color
  padding: $mobile-content-padding
  min-height: 100%

+media($desktop-menu)
  #right-part
    margin: $right-part-desktop-margin
    padding-top: 0 !important
    width: $right-part-desktop-width

  #content
    padding: $content-padding

form
  position: relative

  &.sending-message
    color: rgba(black, 0.3)

    input, textarea, button
      opacity: 0.3

  .field
    display: block

img
  max-width: 100%

.ajax-msg-handler.error
  input, textarea
    background-color: rgba(226, 122, 122, 0.32)

.waiting-message
  position: absolute
  top: 30%
  left: 0
  width: 100%
  font-size: 30px
  text-align: center
  color: rgba(black, 0.6)

  +media($desktop-menu)
    top: 50%
    +transform(translateY(-50%))
    font-size: 70px

feedback.rb

def feedback
    @feedback = Feedback.new(feedback_params)
    respond_to do |format|
      if @feedback.valid?
        if @feedback.need_copy?
          FeedbackMailer.send_copy(@feedback, @feedback.email).deliver_now
        end
        FeedbackMailer.new_feedback_email(@feedback).deliver_now
        notice = 'Сообщение отправлено'
        format.html { render action: :contacts, notice: notice }
        format.js { render json: {status: :ok, message: notice} }
      else
        format.html { render action: :contacts }
        format.js { render json: {status: :error, errors: @feedback.errors} }
      end
    end
  end