sanger/limber

<header class="limber-header">
<nav>
  <button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#headernavigation" aria-controls="headernavigation" aria-expanded="false" aria-label="Toggle navigation">
    <span class="navbar-toggler-icon"></span>
  </button>
  <%= link_to 'Limber', :root, class: 'limber-logo'%><span class="environment"><%= Rails.env %></span>
  <div class="collapse navbar-collapse" id="headernavigation">
    <%= form_tag perform_search_path, class: 'plate-search-form form-inline', :'data-ajax' => 'false', method: 'post' do %>
      <%= label_tag :header_plate_barcode, 'Plate or Tube Barcode', class: 'sr-only' %>
      <%= text_field_tag :plate_barcode, params[:plate_barcode], class: 'plate-barcode form-control', placeholder: 'e.g. 1220012345855 or DN12345', id: 'header_plate_barcode' %>
    <% end %>
    <ul class="navbar-nav mr-auto mt-2 mt-md-0">
      <!-- No nav items -->
    </ul>
      <% if logged_in? %>
        <span class="icon icon-user mr-1"></span>
        <span class='navbar-text mr-sm-2'>
          <span class="user_name_placeholder"><strong><%= user_name.titlecase %></strong></span>
        </span>
        <%= session_switcher %>
      <% else %>
        <span class='navbar-text'>Not logged in</span>
      <% end %>
  </div>
</nav>
</header>