learn-go/snippetbox/ui/html/partials/nav.tmpl

{{define "nav"}}
    <nav>
      <div>
        <a href="/">Home</a>
        {{if .IsAuthenticated}}
        <a href="/snippet/create">Create Snippet</a>
        {{end}}
      </div>
      <div>
        {{if .IsAuthenticated}}
        <form action="/user/logout" method="POST">
          <input type="hidden" name="csrf_token" value="{{.CSRFToken}}">
          <button>Logout</button>
        </form>
        {{else}}
        <a href="/user/signup">Signup</a>
        <a href="/user/login">Login</a>
        {{end}}
      </div>
    </nav>
{{end}}