art_bc_sales_customer_service.ex

art_bc_sales_customer_service.ex

# apps/sales/lib/client/support.ex
defmodule Sales.Client.Support do
  alias Sales.Domain

  def get_customer(%Domain.Customer{id: customer_id} = customer) do
    customer_has_support_ticket =
      customer_id
      |> Support.get_customer()
      |> has_support_ticket()
      
    %Domain.Customer{customer | has_support_ticket: customer_has_support_ticket}
  end

  defp has_support_ticket(%{last_ticket_id: last_ticket_id}) when is_nil(last_ticket_id), do: false
  defp has_support_ticket(_), do: true
end

# apps/sales/lib/service/customer.ex
defmodule Sales.Service.Customer do
  alias Sales.Domain
  alias Sales.Client

  def current_score(%Domain.Customer{} = customer) do
    customer = Client.Support.get_customer(customer)

    case customer.has_support_ticket do
      false -> 100
      true  -> 50
    end
  end
end