app/views/admin/solar_pv_tuos_areas/_form.html.erb
<%= simple_form_for([:admin, solar_pv_area]) do |f| %>
<%= f.input :title, as: :string %>
<%= f.input :gsp_id, label: "Gsp id" %>
<%= f.input :gsp_name %>
<%= f.input :latitude %>
<%= f.input :longitude %>
<%= f.input :back_fill_years %>
<%= f.input :active %>
<%= f.submit class: 'btn btn-primary' %>
<% end %>