From d9da5766112835261d602f0480bd8cb112e0caa5 Mon Sep 17 00:00:00 2001
From: John Factotum <50942278+johnfactotum@users.noreply.github.com>
Date: Sat, 20 Jan 2024 12:09:02 +0800
Subject: [PATCH] CBZ: add support for AVIF

Also throw when there are no images to show
---
 comic-book.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/comic-book.js b/comic-book.js
index ba1468a..ea1bd82 100644
--- a/comic-book.js
+++ b/comic-book.js
@@ -16,11 +16,12 @@ export const makeComicBook = ({ entries, loadBlob, getSize }, file) => {
         cache.delete(name)
     }
 
-    const exts = ['.jpg', '.jpeg', '.png', '.gif', '.bmp', '.webp', '.svg', '.jxl']
+    const exts = ['.jpg', '.jpeg', '.png', '.gif', '.bmp', '.webp', '.svg', '.jxl', '.avif']
     const files = entries
         .map(entry => entry.filename)
         .filter(name => exts.some(ext => name.endsWith(ext)))
         .sort()
+    if (!files.length) throw new Error('No supported image files in archive')
 
     const book = {}
     book.getCover = () => loadBlob(files[0])