From c538c151c7462ad0395ff2c15c5e11e89e362aa8 Mon Sep 17 00:00:00 2001
From: Striven <sg.striven@cutecat.club>
Date: Sat, 04 Apr 2026 19:47:16 +0000
Subject: [PATCH] Initial commit

---
 quartz/components/pages/FolderContent.tsx |   97 ++++++++++++++++++++++++++++++++++++++----------
 1 files changed, 76 insertions(+), 21 deletions(-)

diff --git a/quartz/components/pages/FolderContent.tsx b/quartz/components/pages/FolderContent.tsx
index d3f28dd..afd4f5d 100644
--- a/quartz/components/pages/FolderContent.tsx
+++ b/quartz/components/pages/FolderContent.tsx
@@ -1,55 +1,110 @@
-import { QuartzComponentConstructor, QuartzComponentProps } from "../types"
-import path from "path"
+import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "../types"
 
 import style from "../styles/listPage.scss"
-import { PageList } from "../PageList"
-import { stripSlashes, simplifySlug } from "../../util/path"
+import { PageList, SortFn } from "../PageList"
 import { Root } from "hast"
 import { htmlToJsx } from "../../util/jsx"
 import { i18n } from "../../i18n"
+import { QuartzPluginData } from "../../plugins/vfile"
+import { ComponentChildren } from "preact"
+import { concatenateResources } from "../../util/resources"
+import { trieFromAllFiles } from "../../util/ctx"
 
 interface FolderContentOptions {
   /**
    * Whether to display number of folders
    */
   showFolderCount: boolean
+  showSubfolders: boolean
+  sort?: SortFn
 }
 
 const defaultOptions: FolderContentOptions = {
   showFolderCount: true,
+  showSubfolders: true,
 }
 
 export default ((opts?: Partial<FolderContentOptions>) => {
   const options: FolderContentOptions = { ...defaultOptions, ...opts }
 
-  function FolderContent(props: QuartzComponentProps) {
+  const FolderContent: QuartzComponent = (props: QuartzComponentProps) => {
     const { tree, fileData, allFiles, cfg } = props
-    const folderSlug = stripSlashes(simplifySlug(fileData.slug!))
-    const allPagesInFolder = allFiles.filter((file) => {
-      const fileSlug = stripSlashes(simplifySlug(file.slug!))
-      const prefixed = fileSlug.startsWith(folderSlug) && fileSlug !== folderSlug
-      const folderParts = folderSlug.split(path.posix.sep)
-      const fileParts = fileSlug.split(path.posix.sep)
-      const isDirectChild = fileParts.length === folderParts.length + 1
-      return prefixed && isDirectChild
-    })
+
+    const trie = (props.ctx.trie ??= trieFromAllFiles(allFiles))
+    const folder = trie.findNode(fileData.slug!.split("/"))
+    if (!folder) {
+      return null
+    }
+
+    const allPagesInFolder: QuartzPluginData[] =
+      folder.children
+        .map((node) => {
+          // regular file, proceed
+          if (node.data) {
+            return node.data
+          }
+
+          if (node.isFolder && options.showSubfolders) {
+            // folders that dont have data need synthetic files
+            const getMostRecentDates = (): QuartzPluginData["dates"] => {
+              let maybeDates: QuartzPluginData["dates"] | undefined = undefined
+              for (const child of node.children) {
+                if (child.data?.dates) {
+                  // compare all dates and assign to maybeDates if its more recent or its not set
+                  if (!maybeDates) {
+                    maybeDates = { ...child.data.dates }
+                  } else {
+                    if (child.data.dates.created > maybeDates.created) {
+                      maybeDates.created = child.data.dates.created
+                    }
+
+                    if (child.data.dates.modified > maybeDates.modified) {
+                      maybeDates.modified = child.data.dates.modified
+                    }
+
+                    if (child.data.dates.published > maybeDates.published) {
+                      maybeDates.published = child.data.dates.published
+                    }
+                  }
+                }
+              }
+              return (
+                maybeDates ?? {
+                  created: new Date(),
+                  modified: new Date(),
+                  published: new Date(),
+                }
+              )
+            }
+
+            return {
+              slug: node.slug,
+              dates: getMostRecentDates(),
+              frontmatter: {
+                title: node.displayName,
+                tags: [],
+              },
+            }
+          }
+        })
+        .filter((page) => page !== undefined) ?? []
     const cssClasses: string[] = fileData.frontmatter?.cssclasses ?? []
-    const classes = ["popover-hint", ...cssClasses].join(" ")
+    const classes = cssClasses.join(" ")
     const listProps = {
       ...props,
+      sort: options.sort,
       allFiles: allPagesInFolder,
     }
 
-    const content =
+    const content = (
       (tree as Root).children.length === 0
         ? fileData.description
         : htmlToJsx(fileData.filePath!, tree)
+    ) as ComponentChildren
 
     return (
-      <div class={classes}>
-        <article>
-          <p>{content}</p>
-        </article>
+      <div class="popover-hint">
+        <article class={classes}>{content}</article>
         <div class="page-listing">
           {options.showFolderCount && (
             <p>
@@ -66,6 +121,6 @@
     )
   }
 
-  FolderContent.css = style + PageList.css
+  FolderContent.css = concatenateResources(style, PageList.css)
   return FolderContent
 }) satisfies QuartzComponentConstructor

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