sample_rails_tailwind/app/views/layouts/_header.html.erb

<div class="navbar bg-base-100 glass">
  <div class="navbar-start">
    <%= link_to "sample app", root_url, id: "logo", class: "btn btn-ghost text-xl" %>
  </div>
  <div class="navbar-end">
    <div class="hidden lg:flex">
      <ul class="menu menu-horizontal px-1">
        <li><%= link_to "Home", root_url %></li>
        <li><%= link_to "Help", help_url %></li>
        <% if logged_in? %>
          <li><%= link_to "Users", users_path %></li>
          <li class="dropdown">
            <a href="#" class="dropdown-toggle" data-toggle="dropdown">
              Account <b class="caret"></b>
            </a>
            <ul class="dropdown-menu">
              <li><%= link_to "Profile", current_user %></li>
              <li><%= link_to "Settings", edit_user_path(current_user) %></li>
              <li class="divider"></li>
              <li>
                <%= link_to "Log out", logout_path, data: { turbo_method: :delete } %>
              </li>
            </ul>
          </li>
        <% else %>
          <li><%= link_to "Log in", login_path %></li>
        <% end %>
      </ul>
    </div>
    <details class="dropdown dropdown-end">
      <summary tabindex="0" role="button" class="btn btn-ghost lg:hidden">
        <svg
          xmlns="http://www.w3.org/2000/svg"
          class="h-5 w-5"
          fill="none"
          viewBox="0 0 24 24"
          stroke="currentColor">
          <path
            stroke-linecap="round"
            stroke-linejoin="round"
            stroke-width="2"
            d="M4 6h16M4 12h8m-8 6h16" />
        </svg>
      </summary>
      <ul
        tabindex="0"
        class="menu menu-sm dropdown-content bg-base-100 rounded-box z-[1] mt-3 w-52 p-2 shadow">
        <li><%= link_to "Home", root_url %></li>
        <li><%= link_to "Help", help_url %></li>
        <% if logged_in? %>
          <li><%= link_to "Users", users_path %></li>
          <li class="dropdown">
            <a href="#" class="dropdown-toggle" data-toggle="dropdown">
              Account <b class="caret"></b>
            </a>
            <ul class="dropdown-menu">
              <li><%= link_to "Profile", current_user %></li>
              <li><%= link_to "Settings", edit_user_path(current_user) %></li>
              <li class="divider"></li>
              <li>
                <%= link_to "Log out", logout_path, data: { turbo_method: :delete } %>
              </li>
            </ul>
          </li>
        <% else %>
          <li><%= link_to "Log in", login_path %></li>
        <% end %>
      </ul>
    </details>
    <label class="swap swap-rotate">
      <!-- this hidden checkbox controls the state -->
      <input type="checkbox" class="theme-controller" value="synthwave" />

      <!-- sun icon -->
      <svg
        class="swap-off h-10 w-10 fill-current"
        xmlns="http://www.w3.org/2000/svg"
        viewBox="0 0 24 24">
        <path
          d="M5.64,17l-.71.71a1,1,0,0,0,0,1.41,1,1,0,0,0,1.41,0l.71-.71A1,1,0,0,0,5.64,17ZM5,12a1,1,0,0,0-1-1H3a1,1,0,0,0,0,2H4A1,1,0,0,0,5,12Zm7-7a1,1,0,0,0,1-1V3a1,1,0,0,0-2,0V4A1,1,0,0,0,12,5ZM5.64,7.05a1,1,0,0,0,.7.29,1,1,0,0,0,.71-.29,1,1,0,0,0,0-1.41l-.71-.71A1,1,0,0,0,4.93,6.34Zm12,.29a1,1,0,0,0,.7-.29l.71-.71a1,1,0,1,0-1.41-1.41L17,5.64a1,1,0,0,0,0,1.41A1,1,0,0,0,17.66,7.34ZM21,11H20a1,1,0,0,0,0,2h1a1,1,0,0,0,0-2Zm-9,8a1,1,0,0,0-1,1v1a1,1,0,0,0,2,0V20A1,1,0,0,0,12,19ZM18.36,17A1,1,0,0,0,17,18.36l.71.71a1,1,0,0,0,1.41,0,1,1,0,0,0,0-1.41ZM12,6.5A5.5,5.5,0,1,0,17.5,12,5.51,5.51,0,0,0,12,6.5Zm0,9A3.5,3.5,0,1,1,15.5,12,3.5,3.5,0,0,1,12,15.5Z" />
      </svg>

      <!-- moon icon -->
      <svg
        class="swap-on h-10 w-10 fill-current"
        xmlns="http://www.w3.org/2000/svg"
        viewBox="0 0 24 24">
        <path
          d="M21.64,13a1,1,0,0,0-1.05-.14,8.05,8.05,0,0,1-3.37.73A8.15,8.15,0,0,1,9.08,5.49a8.59,8.59,0,0,1,.25-2A1,1,0,0,0,8,2.36,10.14,10.14,0,1,0,22,14.05,1,1,0,0,0,21.64,13Zm-9.5,6.69A8.14,8.14,0,0,1,7.08,5.22v.27A10.15,10.15,0,0,0,17.22,15.63a9.79,9.79,0,0,0,2.1-.22A8.11,8.11,0,0,1,12.14,19.73Z" />
      </svg>
    </label>
  </div>
</div>