foodsoft/app/controllers/api/v1/orders_controller.rb

class Api::V1::OrdersController < Api::V1::BaseController
  include CollectionScope

  before_action -> { doorkeeper_authorize! 'orders:read', 'orders:write' }

  def index
    render_collection search_scope
  end

  def show
    render json: scope.find(params.require(:id))
  end

  private

  def scope
    Order.includes(:supplier)
  end
end