views/auth.ejs

<div>
  <% if (user) { %>
  <p>You are logged in</p>

  <% if (auth && auth.minecraft) { %>
  <p>Already Linked MC</p>
  <p>MC username = <%= auth.minecraft %></p>

  <% } else { %>
  <p>No Minecraft Added</p>
  <form action="/auth" method="GET`">
    <label for="minecraft">Enter your Minecraft username:</label><br />
    <input
      type="text"
      id="minecraft"
      name="minecraft"
      pattern="^[a-zA-Z0-9_]{2,16}$"
      title="Please enter a valid Minecraft username (2-16 characters, only letters, numbers, and underscores)"
      required
    />
    <input type="submit" value="Link Minecraft" />
  </form>
  <% } %>

  <!-- If not ask them for their minecraft username -->
  <% } else { %>
  <h2>Welcome to the TransGG Minecraft Server!</h2>
  <p>
    To join our Minecraft server, you must first become a member of one of our
    partnered Minecraft communities and get verified. If you're not already part
    of a community, you can join one below. Otherwise, if you're already
    verified, please log in below:
  </p>
  <a href="/login">Login</a>

  <% } %>
</div>