How do I set the default value in an Active Admin form?

Question

Ruby on Rails

There is a form in active admin, it has a certain select of 4 items, I need to set one of these items by default, how can I do this?

def dropdown_select_collection_by(scope:)
      DropdownOption.send(scope).pluck(:label, :id)
    end


f.input(:work_status,
              as: :select,
              collection:  dropdown_select_collection_by(scope: :work_status))

Answer 1

f.input(:work_status,
              as: :select,
              collection:  dropdown_select_collection_by(scope: :work_status)),
              selected: dropdown_select_collection_by(scope: :work_status)&.first || 'Default'

For example