app/helpers/application_helper.rb
module ApplicationHelper
def params_plus(additional_params)
params.to_unsafe_h.merge(additional_params)
end
def delete_link(resource)
return unless resource.destroyable_by?(current_user)
link_to "Delete",
send("#{resource.class.name.underscore}_path", resource),
method: :delete,
data: { confirm: 'Are you sure?' },
class: 'secondary button'
end
end