feat: support non-singleton explorer

quartz/components/TableOfContents.tsx

@@ -6,7 +6,8 @@ import { classNames } from "../util/lang"
 // @ts-ignore
 import script from "./scripts/toc.inline"
 import { i18n } from "../i18n"
-import OverflowList from "./OverflowList"
+import OverflowListFactory from "./OverflowList"
+import { concatenateResources } from "../util/resources"
 
 interface Options {
   layout: "modern" | "legacy"
@@ -16,41 +17,70 @@ const defaultOptions: Options = {
   layout: "modern",
 }
 
-const TableOfContents: QuartzComponent = ({
-  fileData,
-  displayClass,
-  cfg,
-}: QuartzComponentProps) => {
-  if (!fileData.toc) {
-    return null
+export default ((opts?: Partial<Options>) => {
+  const layout = opts?.layout ?? defaultOptions.layout
+  const { OverflowList, overflowListAfterDOMLoaded } = OverflowListFactory()
+  const TableOfContents: QuartzComponent = ({
+    fileData,
+    displayClass,
+    cfg,
+  }: QuartzComponentProps) => {
+    if (!fileData.toc) {
+      return null
+    }
+
+    return (
+      <div class={classNames(displayClass, "toc")}>
+        <button
+          type="button"
+          class={fileData.collapseToc ? "collapsed toc-header" : "toc-header"}
+          aria-controls="toc-content"
+          aria-expanded={!fileData.collapseToc}
+        >
+          <h3>{i18n(cfg.locale).components.tableOfContents.title}</h3>
+          <svg
+            xmlns="http://www.w3.org/2000/svg"
+            width="24"
+            height="24"
+            viewBox="0 0 24 24"
+            fill="none"
+            stroke="currentColor"
+            stroke-width="2"
+            stroke-linecap="round"
+            stroke-linejoin="round"
+            class="fold"
+          >
+            <polyline points="6 9 12 15 18 9"></polyline>
+          </svg>
+        </button>
+        <div class={fileData.collapseToc ? "collapsed toc-content" : "toc-content"}>
+          <OverflowList>
+            {fileData.toc.map((tocEntry) => (
+              <li key={tocEntry.slug} class={`depth-${tocEntry.depth}`}>
+                <a href={`#${tocEntry.slug}`} data-for={tocEntry.slug}>
+                  {tocEntry.text}
+                </a>
+              </li>
+            ))}
+          </OverflowList>
+        </div>
+      </div>
+    )
   }
 
-  return (
-    <div class={classNames(displayClass, "toc")}>
-      <button
-        type="button"
-        class={fileData.collapseToc ? "collapsed toc-header" : "toc-header"}
-        aria-controls="toc-content"
-        aria-expanded={!fileData.collapseToc}
-      >
-        <h3>{i18n(cfg.locale).components.tableOfContents.title}</h3>
-        <svg
-          xmlns="http://www.w3.org/2000/svg"
-          width="24"
-          height="24"
-          viewBox="0 0 24 24"
-          fill="none"
-          stroke="currentColor"
-          stroke-width="2"
-          stroke-linecap="round"
-          stroke-linejoin="round"
-          class="fold"
-        >
-          <polyline points="6 9 12 15 18 9"></polyline>
-        </svg>
-      </button>
-      <div class={fileData.collapseToc ? "collapsed toc-content" : "toc-content"}>
-        <OverflowList id="toc-ul">
+  TableOfContents.css = modernStyle
+  TableOfContents.afterDOMLoaded = concatenateResources(script, overflowListAfterDOMLoaded)
+
+  const LegacyTableOfContents: QuartzComponent = ({ fileData, cfg }: QuartzComponentProps) => {
+    if (!fileData.toc) {
+      return null
+    }
+    return (
+      <details class="toc" open={!fileData.collapseToc}>
+        <summary>
+          <h3>{i18n(cfg.locale).components.tableOfContents.title}</h3>
+        </summary>
+        <ul>
           {fileData.toc.map((tocEntry) => (
             <li key={tocEntry.slug} class={`depth-${tocEntry.depth}`}>
               <a href={`#${tocEntry.slug}`} data-for={tocEntry.slug}>
@@ -58,38 +88,11 @@ const TableOfContents: QuartzComponent = ({
               </a>
             </li>
           ))}
-        </OverflowList>
-      </div>
-    </div>
-  )
-}
-TableOfContents.css = modernStyle
-TableOfContents.afterDOMLoaded = script + OverflowList.afterDOMLoaded("toc-ul")
-
-const LegacyTableOfContents: QuartzComponent = ({ fileData, cfg }: QuartzComponentProps) => {
-  if (!fileData.toc) {
-    return null
+        </ul>
+      </details>
+    )
   }
-  return (
-    <details class="toc" open={!fileData.collapseToc}>
-      <summary>
-        <h3>{i18n(cfg.locale).components.tableOfContents.title}</h3>
-      </summary>
-      <ul>
-        {fileData.toc.map((tocEntry) => (
-          <li key={tocEntry.slug} class={`depth-${tocEntry.depth}`}>
-            <a href={`#${tocEntry.slug}`} data-for={tocEntry.slug}>
-              {tocEntry.text}
-            </a>
-          </li>
-        ))}
-      </ul>
-    </details>
-  )
-}
-LegacyTableOfContents.css = legacyStyle
+  LegacyTableOfContents.css = legacyStyle
 
-export default ((opts?: Partial<Options>) => {
-  const layout = opts?.layout ?? defaultOptions.layout
   return layout === "modern" ? TableOfContents : LegacyTableOfContents
 }) satisfies QuartzComponentConstructor