From cffbeb04e786d3ebe00f534bd7886aefe97941b6 Mon Sep 17 00:00:00 2001
From: KKlochko <KKlochko@protonmail.com>
Date: Sun, 27 Apr 2025 14:26:09 +0300
Subject: [PATCH] Fix to do not show empty parentheses if no Author's role.

---
 lib/decentralised_book_index_web/live/book_live/show.ex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/decentralised_book_index_web/live/book_live/show.ex b/lib/decentralised_book_index_web/live/book_live/show.ex
index 959de2b..70e2518 100644
--- a/lib/decentralised_book_index_web/live/book_live/show.ex
+++ b/lib/decentralised_book_index_web/live/book_live/show.ex
@@ -121,7 +121,7 @@ defmodule DecentralisedBookIndexWeb.BookLive.Show do
     authors_string =
       author_roles
       |> Enum.map(fn author_role ->
-        if author_role.role == "" do
+        if author_role.role in ["", nil] do
           {"#{author_role.author.name}", author_role.author.id}
         else
           {"#{author_role.author.name} (#{author_role.role})", author_role.author.id}