json_controller.rb.tt

<% downcase_class_name = class_name.underscore %><% singularize_class_name = downcase_class_name.singularize %><% if namespaced? -%>
require_dependency "<%= namespaced_path %>/api_controller"<% end -%>
<% module_namespacing do -%>
module V1
  class <%= class_name %>Controller < ApiController
    before_action :authenticate_request!

<% actions.each do |action| -%>
    def <%= action %>
    <% if action == "index" -%>  <%= downcase_class_name %> = <%= class_name.singularize %>.all
      render json: serializable_collection(<%= downcase_class_name %>, serializer)
    <% end -%><% if action == "show" -%>  render json: serializable(<%= singularize_class_name %>)
    <% end -%><% if action == "create" -%>  <%= singularize_class_name %> = <%= class_name.singularize %>.create!(<%= singularize_class_name %>_params)
      render json: serializable(<%= singularize_class_name %>)
    <% end -%><% if action == "update" -%>  <%= singularize_class_name %>.update!(<%= singularize_class_name %>_params)
      render json: serializable(<%= singularize_class_name %>)
    <% end -%><% if action == "destroy" -%>  <%= singularize_class_name %>.destroy
      render json: {}
    <% end -%>end
<%= "\n" unless action == actions.last -%>
<% end -%>

    private

    <% if actions.include?("show") %>def <%= singularize_class_name %>
      <%= class_name.singularize %>.find(params[:id])
    end<% end %>

    <% if actions.include?("index") %>def serializer
      "<%= class_name.singularize %>"
    end<% end %>

    <% if actions.include?("create") %>def <%= singularize_class_name %>_params
      params.require(:<%= singularize_class_name %>).permit(:id)
    end<% end %>
  end
end
<% end -%>