<% if card.watched_by? Current.user %> <%= button_to card_watch_path(card), method: :delete, class: "btn btn--reversed", data: { controller: "tooltip" } do %> <%= icon_tag "bell" %> Stop watching <% end %> <% else %> <%= button_to card_watch_path(card), class: "btn", data: { controller: "tooltip" } do %> <%= icon_tag "bell-off" %> Watch this <% end %> <% end %>