<% if @subscription.nil? %> <%= link_to Tellimus.free_trial? ? t('tellimus.plan_difference.start_trial') : t('tellimus.subscriptions.sign_up'), tellimus.new_subscription_path(plan: plan.id), class: "btn btn-success btn-large" %> <% elsif @subscription.persisted? %> <% if @subscription.plan == plan %> <%= form_for @subscription, url: owner_subscription_path(@owner, @subscription) do |f| %> <%= f.submit t('tellimus.plan_difference.selected'), class: "btn btn-large", disabled: 'disabled' %> <% end %> <% else %> <%= form_for @subscription, url: owner_subscription_path(@owner, @subscription) do |f| %> <%= f.hidden_field :plan_id, value: plan.id %> <%= f.submit @subscription.describe_difference(plan), class: "btn btn-success btn-large" %> <% end %> <% end %> <% else %> <%= link_to Tellimus.free_trial? ? t('tellimus.plan_difference.start_trial') : t('tellimus.plan_difference.upgrade'), new_owner_subscription_path(@owner, plan: plan.id), class: "btn btn-success btn-large" %> <% end %>