Port Elixir to Erlang

reset_password_controller.erl

-module(reset_password_controller).
-export([do_reset/2]).

do_reset(Conn, #{"email" := Email, "reset_password_url" := Url, "forward_url" := ForwardUrl}) ->
    try
	validate_url(Url, "reset_password_url"),
	validate_url(ForwardUrl, "forward_url"),
	Request = reset_password_request(Email),
	send_request_email(Request, Url, ForwardUrl),
	render(Conn, empty, #{success => true})
    catch
	throw:Err -> case Err of
			 {error, user_email_not_found} ->
			     render(Conn, empty, #{success => true});
			 {error, Code, Meta} ->
			     handle_error(Conn, Code, Meta);
			 {error, Code} ->
			     handle_error(Conn, Code)
		     end
    end.

reset_password_request(Email) ->
    case reset_password_gate:request(Email) of
	{ok, Request} ->
	    Request;
	Error ->
	    throw(Error)
    end.

send_request_email(Request, RedirectUrl, ForwardUrl) ->
    mailer:deliver_now(forget_password_email:create(Request, RedirectUrl, ForwardUrl)).

validate_url(Url, ParamName) ->
    case url_validator:allowed_redirect_url(Url) of
	true ->
	    ok;
	_ ->
	    throw({error, prohibited_url, [{param_name, ParamName}, {url, Url}]})
    end.

render(_,_,_) ->
    ok.
handle_error(_,_,_) ->
    ok.
handle_error(_,_) ->
    ok.