app/views/billings/show.html.erb
<h1>Billing Info</h1>
<% if @account.billing_plan -%>
<p>You're currently on the <%= @account.billing_plan.name %> plan.</p>
<p>Your account is currently <%= (@account.billing_status || 'active').humanize %></p>
<p><a href="<%= @account.chargify_portal_url %>">View statements & make changes to your subscription</a></p>
<% else -%>
<% BillingPlan.options.each do |plan| -%>
<p><%= chargify_signup_link("Sign up for #{number_to_currency plan.price} plan", plan.chargify_product_id) %></p>
<% end -%>
<% if Rails.env.development? -%>
<p>Use credit card number of "1" with any valid expiration/CVV to sign up. Make sure to use a real e-mail address or you won't be able to use the Billing Portal login link</p>
<% end -%>
<% end -%>