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Billing state, modeled clearly.

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accrue lib accrue invoice_renderer null.ex
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lib/accrue/invoice_renderer/null.ex 

defmodule Accrue.InvoiceRenderer.Null do

  @moduledoc """

  Null invoice renderer for Chrome-hostile or PDF-disabled deploys.

  """



  @behaviour Accrue.InvoiceRenderer



  alias Accrue.Error.PdfDisabled

  alias Accrue.Invoices.RenderContext



  require Logger



  @impl true

  def render(%RenderContext{}, _opts) do

    Logger.debug("Accrue.InvoiceRenderer.Null: skipping invoice PDF render (adapter disabled)")



    {:error,

     %PdfDisabled{

       reason: :adapter_disabled,

       docs_url: "https://hexdocs.pm/accrue/pdf.html#null-adapter"

     }}

  end

end