From ec00a40aefca73596ab76e3ebe3a8e1129b43688 Mon Sep 17 00:00:00 2001
From: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Date: Tue, 27 Jan 2026 18:27:17 +0000
Subject: [PATCH] chore(deps): bump the production-dependencies group with 4 updates (#2289)

---
 quartz/plugins/emitters/tagPage.tsx |  195 ++++++++++++++++++++++++++++++++++++------------
 1 files changed, 145 insertions(+), 50 deletions(-)

diff --git a/quartz/plugins/emitters/tagPage.tsx b/quartz/plugins/emitters/tagPage.tsx
index 30717fa..5f23893 100644
--- a/quartz/plugins/emitters/tagPage.tsx
+++ b/quartz/plugins/emitters/tagPage.tsx
@@ -3,73 +3,168 @@
 import HeaderConstructor from "../../components/Header"
 import BodyConstructor from "../../components/Body"
 import { pageResources, renderPage } from "../../components/renderPage"
-import { ProcessedContent, defaultProcessedContent } from "../vfile"
+import { ProcessedContent, QuartzPluginData, defaultProcessedContent } from "../vfile"
 import { FullPageLayout } from "../../cfg"
-import { CanonicalSlug, FilePath, ServerSlug } from "../../path"
+import { FullSlug, getAllSegmentPrefixes, joinSegments, pathToRoot } from "../../util/path"
+import { defaultListPageLayout, sharedPageComponents } from "../../../quartz.layout"
+import { TagContent } from "../../components"
+import { write } from "./helpers"
+import { i18n, TRANSLATIONS } from "../../i18n"
+import { BuildCtx } from "../../util/ctx"
+import { StaticResources } from "../../util/resources"
 
-export const TagPage: QuartzEmitterPlugin<FullPageLayout> = (opts) => {
-  if (!opts) {
-    throw new Error("TagPage must be initialized with options specifiying the components to use")
+interface TagPageOptions extends FullPageLayout {
+  sort?: (f1: QuartzPluginData, f2: QuartzPluginData) => number
+}
+
+function computeTagInfo(
+  allFiles: QuartzPluginData[],
+  content: ProcessedContent[],
+  locale: keyof typeof TRANSLATIONS,
+): [Set<string>, Record<string, ProcessedContent>] {
+  const tags: Set<string> = new Set(
+    allFiles.flatMap((data) => data.frontmatter?.tags ?? []).flatMap(getAllSegmentPrefixes),
+  )
+
+  // add base tag
+  tags.add("index")
+
+  const tagDescriptions: Record<string, ProcessedContent> = Object.fromEntries(
+    [...tags].map((tag) => {
+      const title =
+        tag === "index"
+          ? i18n(locale).pages.tagContent.tagIndex
+          : `${i18n(locale).pages.tagContent.tag}: ${tag}`
+      return [
+        tag,
+        defaultProcessedContent({
+          slug: joinSegments("tags", tag) as FullSlug,
+          frontmatter: { title, tags: [] },
+        }),
+      ]
+    }),
+  )
+
+  // Update with actual content if available
+  for (const [tree, file] of content) {
+    const slug = file.data.slug!
+    if (slug.startsWith("tags/")) {
+      const tag = slug.slice("tags/".length)
+      if (tags.has(tag)) {
+        tagDescriptions[tag] = [tree, file]
+        if (file.data.frontmatter?.title === tag) {
+          file.data.frontmatter.title = `${i18n(locale).pages.tagContent.tag}: ${tag}`
+        }
+      }
+    }
   }
 
-  const { head: Head, header, beforeBody, pageBody: Content, left, right, footer: Footer } = opts
+  return [tags, tagDescriptions]
+}
+
+async function processTagPage(
+  ctx: BuildCtx,
+  tag: string,
+  tagContent: ProcessedContent,
+  allFiles: QuartzPluginData[],
+  opts: FullPageLayout,
+  resources: StaticResources,
+) {
+  const slug = joinSegments("tags", tag) as FullSlug
+  const [tree, file] = tagContent
+  const cfg = ctx.cfg.configuration
+  const externalResources = pageResources(pathToRoot(slug), resources)
+  const componentData: QuartzComponentProps = {
+    ctx,
+    fileData: file.data,
+    externalResources,
+    cfg,
+    children: [],
+    tree,
+    allFiles,
+  }
+
+  const content = renderPage(cfg, slug, componentData, opts, externalResources)
+  return write({
+    ctx,
+    content,
+    slug: file.data.slug!,
+    ext: ".html",
+  })
+}
+
+export const TagPage: QuartzEmitterPlugin<Partial<TagPageOptions>> = (userOpts) => {
+  const opts: FullPageLayout = {
+    ...sharedPageComponents,
+    ...defaultListPageLayout,
+    pageBody: TagContent({ sort: userOpts?.sort }),
+    ...userOpts,
+  }
+
+  const { head: Head, header, beforeBody, pageBody, afterBody, left, right, footer: Footer } = opts
   const Header = HeaderConstructor()
   const Body = BodyConstructor()
 
   return {
     name: "TagPage",
     getQuartzComponents() {
-      return [Head, Header, Body, ...header, ...beforeBody, Content, ...left, ...right, Footer]
+      return [
+        Head,
+        Header,
+        Body,
+        ...header,
+        ...beforeBody,
+        pageBody,
+        ...afterBody,
+        ...left,
+        ...right,
+        Footer,
+      ]
     },
-    async emit(_contentDir, cfg, content, resources, emit): Promise<FilePath[]> {
-      const fps: FilePath[] = []
-      const allFiles = content.map(c => c[1].data)
+    async *emit(ctx, content, resources) {
+      const allFiles = content.map((c) => c[1].data)
+      const cfg = ctx.cfg.configuration
+      const [tags, tagDescriptions] = computeTagInfo(allFiles, content, cfg.locale)
 
-      const tags: Set<string> = new Set(allFiles.flatMap(data => data.frontmatter?.tags ?? []))
-      const tagDescriptions: Record<string, ProcessedContent> = Object.fromEntries([...tags].map(tag => ([
-        tag, defaultProcessedContent({ slug: `tags/${tag}` as ServerSlug, frontmatter: { title: `Tag: ${tag}`, tags: [] } })
-      ])))
+      for (const tag of tags) {
+        yield processTagPage(ctx, tag, tagDescriptions[tag], allFiles, opts, resources)
+      }
+    },
+    async *partialEmit(ctx, content, resources, changeEvents) {
+      const allFiles = content.map((c) => c[1].data)
+      const cfg = ctx.cfg.configuration
 
-      for (const [tree, file] of content) {
-        const slug = file.data.slug!
+      // Find all tags that need to be updated based on changed files
+      const affectedTags: Set<string> = new Set()
+      for (const changeEvent of changeEvents) {
+        if (!changeEvent.file) continue
+        const slug = changeEvent.file.data.slug!
+
+        // If it's a tag page itself that changed
         if (slug.startsWith("tags/")) {
           const tag = slug.slice("tags/".length)
-          if (tags.has(tag)) {
-            tagDescriptions[tag] = [tree, file]
+          affectedTags.add(tag)
+        }
+
+        // If a file with tags changed, we need to update those tag pages
+        const fileTags = changeEvent.file.data.frontmatter?.tags ?? []
+        fileTags.flatMap(getAllSegmentPrefixes).forEach((tag) => affectedTags.add(tag))
+
+        // Always update the index tag page if any file changes
+        affectedTags.add("index")
+      }
+
+      // If there are affected tags, rebuild their pages
+      if (affectedTags.size > 0) {
+        // We still need to compute all tags because tag pages show all tags
+        const [_tags, tagDescriptions] = computeTagInfo(allFiles, content, cfg.locale)
+
+        for (const tag of affectedTags) {
+          if (tagDescriptions[tag]) {
+            yield processTagPage(ctx, tag, tagDescriptions[tag], allFiles, opts, resources)
           }
         }
       }
-
-      for (const tag of tags) {
-        const slug = `tags/${tag}` as CanonicalSlug
-        const externalResources = pageResources(slug, resources)
-        const [tree, file] = tagDescriptions[tag]
-        const componentData: QuartzComponentProps = {
-          fileData: file.data,
-          externalResources,
-          cfg,
-          children: [],
-          tree,
-          allFiles
-        }
-
-        const content = renderPage(
-          slug,
-          componentData,
-          opts,
-          externalResources
-        )
-
-        const fp = file.data.slug + ".html" as FilePath
-        await emit({
-          content,
-          slug: file.data.slug!,
-          ext: ".html",
-        })
-
-        fps.push(fp)
-      }
-      return fps
-    }
+    },
   }
 }

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