ActiveAdmin rails-settings-cached

preference.rb

ActiveAdmin.register_page "Preference" do
  menu priority: 2
  content do

    panel "Preference" do
      form do |f|
        ol do
          li do
            label 'dfg'
            f.input :name => 'key', :type => 'text'
          end
        end
      end
    end


    form do |f|
      fieldset :class => 'inputs' do
        legend 'll'
        ol do
          li do
            label 'dfg'
            f.input :name => 'key'
          end
        end
      end
      fieldset :class => 'actions' do
        f.input :type => 'submit', :value => 'Submit'
      end
    end












  end

  page_action :create, :method => :post do
    Preference[params[:key]] = params[:val]
    redirect_to :back, :notice => "#{params[:key]} added"
  end

  page_action :create, :method => :post do
    Preference[params[:key]] = params[:val]
    redirect_to :back, :notice => "#{params[:key]} added"
  end

  page_action :delete, :method => :post do
    Preference.destroy params[:key]
    redirect_to :back, :notice => "#{params[:key]} deleted"
  end
end