From 273931d25c73932abe810c97ecb424a387ada065 Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Sun, 21 Jan 2024 21:14:12 -0800
Subject: [PATCH] fix: breadcrumbs on non-folder pages

---
 quartz/components/Breadcrumbs.tsx | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/quartz/components/Breadcrumbs.tsx b/quartz/components/Breadcrumbs.tsx
index 0497b64..182d9d6 100644
--- a/quartz/components/Breadcrumbs.tsx
+++ b/quartz/components/Breadcrumbs.tsx
@@ -69,9 +69,9 @@ export default ((opts?: Partial<BreadcrumbOptions>) => {
       for (const file of allFiles) {
         if (file.slug?.endsWith("index")) {
           const folderParts = file.slug?.split("/")
-          if (folderParts) {
-            // 2nd last to exclude the /index
-            const folderName = folderParts[folderParts?.length - 2]
+          // 2nd last to exclude the /index
+          const folderName = folderParts?.at(-2)
+          if (folderName) {
             folderIndex.set(folderName, file)
           }
         }
@@ -104,13 +104,14 @@ export default ((opts?: Partial<BreadcrumbOptions>) => {
       }
 
       // Add current file to crumb (can directly use frontmatter title)
-      if (options.showCurrentPage && slugParts.at(-1) === "") {
+      if (options.showCurrentPage && slugParts.at(-1) !== "index") {
         crumbs.push({
           displayName: fileData.frontmatter!.title,
           path: "",
         })
       }
     }
+
     return (
       <nav class={`breadcrumb-container ${displayClass ?? ""}`} aria-label="breadcrumbs">
         {crumbs.map((crumb, index) => (