From 0c199975f2d469ecdfd7efcf2ddd16ffa1dc492b Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Thu, 17 Aug 2023 07:55:28 +0000
Subject: [PATCH] various path fixes for links to extensions, fix relative paths in links

---
 quartz/plugins/emitters/tagPage.tsx |   67 +++++++++++++++++++++------------
 1 files changed, 43 insertions(+), 24 deletions(-)

diff --git a/quartz/plugins/emitters/tagPage.tsx b/quartz/plugins/emitters/tagPage.tsx
index 30717fa..de07623 100644
--- a/quartz/plugins/emitters/tagPage.tsx
+++ b/quartz/plugins/emitters/tagPage.tsx
@@ -5,30 +5,56 @@
 import { pageResources, renderPage } from "../../components/renderPage"
 import { ProcessedContent, defaultProcessedContent } from "../vfile"
 import { FullPageLayout } from "../../cfg"
-import { CanonicalSlug, FilePath, ServerSlug } from "../../path"
+import {
+  CanonicalSlug,
+  FilePath,
+  ServerSlug,
+  getAllSegmentPrefixes,
+  joinSegments,
+} from "../../util/path"
+import { defaultListPageLayout, sharedPageComponents } from "../../../quartz.layout"
+import { TagContent } from "../../components"
 
-export const TagPage: QuartzEmitterPlugin<FullPageLayout> = (opts) => {
-  if (!opts) {
-    throw new Error("TagPage must be initialized with options specifiying the components to use")
+export const TagPage: QuartzEmitterPlugin<FullPageLayout> = (userOpts) => {
+  const opts: FullPageLayout = {
+    ...sharedPageComponents,
+    ...defaultListPageLayout,
+    pageBody: TagContent(),
+    ...userOpts,
   }
 
-  const { head: Head, header, beforeBody, pageBody: Content, left, right, footer: Footer } = opts
+  const { head: Head, header, beforeBody, pageBody, 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, ...left, ...right, Footer]
     },
-    async emit(_contentDir, cfg, content, resources, emit): Promise<FilePath[]> {
+    async emit(ctx, content, resources, emit): Promise<FilePath[]> {
       const fps: FilePath[] = []
-      const allFiles = content.map(c => c[1].data)
+      const allFiles = content.map((c) => c[1].data)
+      const cfg = ctx.cfg.configuration
 
-      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: ${tag}`, tags: [] } })
-      ])))
+      const tags: Set<string> = new Set(
+        allFiles.flatMap((data) => data.frontmatter?.tags ?? []).flatMap(getAllSegmentPrefixes),
+      )
+      // add base tag
+      tags.add("index")
+
+      const tagDescriptions: Record<string, ProcessedContent> = Object.fromEntries(
+        [...tags].map((tag) => {
+          const title = tag === "" ? "Tag Index" : `Tag: #${tag}`
+          return [
+            tag,
+            defaultProcessedContent({
+              slug: joinSegments("tags", tag) as ServerSlug,
+              frontmatter: { title, tags: [] },
+            }),
+          ]
+        }),
+      )
 
       for (const [tree, file] of content) {
         const slug = file.data.slug!
@@ -41,7 +67,7 @@
       }
 
       for (const tag of tags) {
-        const slug = `tags/${tag}` as CanonicalSlug
+        const slug = joinSegments("tags", tag) as CanonicalSlug
         const externalResources = pageResources(slug, resources)
         const [tree, file] = tagDescriptions[tag]
         const componentData: QuartzComponentProps = {
@@ -50,18 +76,11 @@
           cfg,
           children: [],
           tree,
-          allFiles
+          allFiles,
         }
 
-        const content = renderPage(
-          slug,
-          componentData,
-          opts,
-          externalResources
-        )
-
-        const fp = file.data.slug + ".html" as FilePath
-        await emit({
+        const content = renderPage(slug, componentData, opts, externalResources)
+        const fp = await emit({
           content,
           slug: file.data.slug!,
           ext: ".html",
@@ -70,6 +89,6 @@
         fps.push(fp)
       }
       return fps
-    }
+    },
   }
 }

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