<%= f.fields_for :value do |ff| %> <%= ff.hidden_field :service, value: 'google' %> <%= ff.fields_for :configs, configs do |fff| %>

<%= fff.label :project, 'Project' %> <%= fff.text_field :project, value: configs['project'], required: true %>

<%= fff.label :bucket %> <%= fff.text_field :bucket, value: value['service'] == 'google' ? configs['bucket'] : '', required: true %>

<%= fff.label :credentials, 'Credentials (JSON key content)' %> <%= fff.text_area :credentials, value: configs['credentials'], required: true %>

<% end %> <% end %>