From 99bf06dda98cafb39a19860a39459c90ee5564ed Mon Sep 17 00:00:00 2001
From: ltctceplrm <14954927+ltctceplrm@users.noreply.github.com>
Date: Sun, 14 Jan 2024 18:19:26 +0100
Subject: [PATCH] Fixed bug in OpenLibraryAPI when no isbn was present

---
 src/api/apis/OpenLibraryAPI.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/api/apis/OpenLibraryAPI.ts b/src/api/apis/OpenLibraryAPI.ts
index 4591b14..725db0e 100644
--- a/src/api/apis/OpenLibraryAPI.ts
+++ b/src/api/apis/OpenLibraryAPI.ts
@@ -70,8 +70,8 @@ export class OpenLibraryAPI extends APIModel {
 			dataSource: this.apiName,
 			url: `https://openlibrary.org` + result.key,
 			id: result.key,
-			isbn: result.isbn.find((el: string | any[]) => el.length <= 10) ?? 'unknown',
-			isbn13: result.isbn.find((el: string | any[]) => el.length == 13) ?? 'unknown',
+			isbn: (result.isbn ?? []).find((el: string | any[]) => el.length <= 10) ?? 'unknown',
+			isbn13: (result.isbn ?? []).find((el: string | any[]) => el.length == 13) ?? 'unknown',
 			englishTitle: result.title_english ?? result.title,
 
 			author: result.author_name ?? 'unknown',