app/views/shared/_header.html.erb
<nav class="navbar navbar-inverse">
<div class="container-fluid">
<!-- Brand and toggle get grouped for better mobile display -->
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="/">RIMS
<img style="margin-left: 50px; margin-top: -35px;" src="/images/rims-icon.png" height="50" width="50">
</a>
</div>
<!-- Collect the nav links, forms, and other content for toggling -->
<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<ul class="nav navbar-nav">
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Inventory <span class="caret"></span></a>
<ul class="dropdown-menu" role="menu">
<li><%= link_to 'All Items', items_path %></li>
<li><%= link_to 'New Item', new_item_path %></li>
</ul>
</li>
</ul>
<ul class="nav navbar-nav navbar-right">
<li class="dropdown">
<a class="dropdown-toggle" data-toggle="dropdown" href="#" id="items">Account <span class="caret"></span></a>
<ul class="dropdown-menu" role="menu">
<li><% if user_signed_in? %>
<strong> <%= current_user.email %></strong>
<%= link_to 'Edit profile', edit_user_registration_path, :class => 'navbar-link' %></li>
<li><%= link_to "Logout", destroy_user_session_path, method: :delete, :class => 'navbar-link' %></li>
<% else %>
<li><%= link_to "Sign up", new_user_registration_path, :class => 'navbar-link' %></li>
<li><%= link_to "Login", new_user_session_path, :class => 'navbar-link' %></li>
<% end %>
</ul>
</li>
</ul>
</div><!-- /.navbar-collapse -->
</div><!-- /.container-fluid -->
</nav>