From fa2ea2896f0977253733334199d28e509351e621 Mon Sep 17 00:00:00 2001
From: Silviu LorenČ› <124451350+smilorent@users.noreply.github.com>
Date: Sat, 17 Feb 2024 18:23:45 +0000
Subject: [PATCH] feat: add user-defined config for syntax highlighting plugin (#869)

---
 quartz/components/Breadcrumbs.tsx |   21 +++++++++++----------
 1 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/quartz/components/Breadcrumbs.tsx b/quartz/components/Breadcrumbs.tsx
index 3875f5e..b1a924a 100644
--- a/quartz/components/Breadcrumbs.tsx
+++ b/quartz/components/Breadcrumbs.tsx
@@ -1,4 +1,4 @@
-import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
+import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "./types"
 import breadcrumbsStyle from "./styles/breadcrumbs.scss"
 import { FullSlug, SimpleSlug, resolveRelative } from "../util/path"
 import { QuartzPluginData } from "../plugins/vfile"
@@ -54,7 +54,11 @@
   // computed index of folder name to its associated file data
   let folderIndex: Map<string, QuartzPluginData> | undefined
 
-  function Breadcrumbs({ fileData, allFiles, displayClass }: QuartzComponentProps) {
+  const Breadcrumbs: QuartzComponent = ({
+    fileData,
+    allFiles,
+    displayClass,
+  }: QuartzComponentProps) => {
     // Hide crumbs on root if enabled
     if (options.hideOnRoot && fileData.slug === "index") {
       return <></>
@@ -68,13 +72,9 @@
       folderIndex = new Map()
       // construct the index for the first time
       for (const file of allFiles) {
-        if (file.slug?.endsWith("index")) {
-          const folderParts = file.slug?.split("/")
-          // 2nd last to exclude the /index
-          const folderName = folderParts?.at(-2)
-          if (folderName) {
-            folderIndex.set(folderName, file)
-          }
+        const folderParts = file.slug?.split("/")
+        if (folderParts?.at(-1) === "index") {
+          folderIndex.set(folderParts.slice(0, -1).join("/"), file)
         }
       }
     }
@@ -88,7 +88,7 @@
         let curPathSegment = slugParts[i]
 
         // Try to resolve frontmatter folder title
-        const currentFile = folderIndex?.get(curPathSegment)
+        const currentFile = folderIndex?.get(slugParts.slice(0, i + 1).join("/"))
         if (currentFile) {
           const title = currentFile.frontmatter!.title
           if (title !== "index") {
@@ -125,5 +125,6 @@
     )
   }
   Breadcrumbs.css = breadcrumbsStyle
+
   return Breadcrumbs
 }) satisfies QuartzComponentConstructor

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