https://github.com/bonfire-networks/bonfire-app/issues/1027

lib/render.ex

@@ -18,7 +18,7 @@ defmodule Bonfire.Mailer.Render do
 
  email
  |> Bonfire.Mailer.html_body(render_templated("mjml", mod, assigns, template, layout, opts))
- |> Bonfire.Mailer.text_body(render_templated("text", template, mod, assigns, opts))
+ |> Bonfire.Mailer.text_body(render_templated("text", mod, assigns, template, layout, opts))
  end
 
  # TODO: put the following functions somewhere else?
@@ -35,6 +35,7 @@ defmodule Bonfire.Mailer.Render do
  |> to_binary()
  |> mjml_to_html()
  end
+ |> debug()
  end
 
  def render_templated(format, mod, assigns, template, layout, opts) do
@@ -46,6 +47,7 @@ defmodule Bonfire.Mailer.Render do
  maybe_with_layout(format, binary, assigns, layout)
  |> to_binary()
  end
+ |> debug()
  end
 
  def maybe_with_layout(_format, inner_content, assigns, nil), do: inner_content
@@ -67,12 +69,19 @@ defmodule Bonfire.Mailer.Render do
  # Phoenix.Template.render_to_string(mod, "#{template}_#{format}", format, assigns)
  # end
  def render_to_string(mod, template, format, assigns) do
- case Types.maybe_to_atom!("#{template}_#{format}") do
+ template_fn = "#{template}_#{format}"
+
+ case Types.maybe_to_atom!(template_fn) do
  nil ->
+ warn(
+ template_fn,
+ "No such template known (there should be a function defined with that name in module `#{mod}`)"
+ )
+
  nil
 
- template ->
- Utils.maybe_apply(mod, template, [assigns], fallback_return: "")
+ template_fn ->
+ Utils.maybe_apply(mod, template_fn, [assigns], fallback_return: "")
  end
  end