From 444e05ee21687473c17c19e1d52d7da39694971c Mon Sep 17 00:00:00 2001
From: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Date: Thu, 01 Feb 2024 02:35:29 +0000
Subject: [PATCH] chore(deps-dev): bump @types/hast from 3.0.3 to 3.0.4 (#780)

---
 quartz/components/scripts/popover.inline.ts |  121 +++++++++++++++++++++++++---------------
 1 files changed, 75 insertions(+), 46 deletions(-)

diff --git a/quartz/components/scripts/popover.inline.ts b/quartz/components/scripts/popover.inline.ts
index f7cd998..4d51e2a 100644
--- a/quartz/components/scripts/popover.inline.ts
+++ b/quartz/components/scripts/popover.inline.ts
@@ -1,53 +1,82 @@
 import { computePosition, flip, inline, shift } from "@floating-ui/dom"
+import { normalizeRelativeURLs } from "../../util/path"
+
+const p = new DOMParser()
+async function mouseEnterHandler(
+  this: HTMLLinkElement,
+  { clientX, clientY }: { clientX: number; clientY: number },
+) {
+  const link = this
+  if (link.dataset.noPopover === "true") {
+    return
+  }
+
+  async function setPosition(popoverElement: HTMLElement) {
+    const { x, y } = await computePosition(link, popoverElement, {
+      middleware: [inline({ x: clientX, y: clientY }), shift(), flip()],
+    })
+    Object.assign(popoverElement.style, {
+      left: `${x}px`,
+      top: `${y}px`,
+    })
+  }
+
+  const hasAlreadyBeenFetched = () =>
+    [...link.children].some((child) => child.classList.contains("popover"))
+
+  // dont refetch if there's already a popover
+  if (hasAlreadyBeenFetched()) {
+    return setPosition(link.lastChild as HTMLElement)
+  }
+
+  const thisUrl = new URL(document.location.href)
+  thisUrl.hash = ""
+  thisUrl.search = ""
+  const targetUrl = new URL(link.href)
+  const hash = targetUrl.hash
+  targetUrl.hash = ""
+  targetUrl.search = ""
+
+  const contents = await fetch(`${targetUrl}`)
+    .then((res) => res.text())
+    .catch((err) => {
+      console.error(err)
+    })
+
+  // bailout if another popover exists
+  if (hasAlreadyBeenFetched()) {
+    return
+  }
+
+  if (!contents) return
+  const html = p.parseFromString(contents, "text/html")
+  normalizeRelativeURLs(html, targetUrl)
+  const elts = [...html.getElementsByClassName("popover-hint")]
+  if (elts.length === 0) return
+
+  const popoverElement = document.createElement("div")
+  popoverElement.classList.add("popover")
+  const popoverInner = document.createElement("div")
+  popoverInner.classList.add("popover-inner")
+  popoverElement.appendChild(popoverInner)
+  elts.forEach((elt) => popoverInner.appendChild(elt))
+
+  setPosition(popoverElement)
+  link.appendChild(popoverElement)
+
+  if (hash !== "") {
+    const heading = popoverInner.querySelector(hash) as HTMLElement | null
+    if (heading) {
+      // leave ~12px of buffer when scrolling to a heading
+      popoverInner.scroll({ top: heading.offsetTop - 12, behavior: "instant" })
+    }
+  }
+}
 
 document.addEventListener("nav", () => {
   const links = [...document.getElementsByClassName("internal")] as HTMLLinkElement[]
-  const p = new DOMParser()
   for (const link of links) {
-    link.addEventListener("mouseenter", async ({ clientX, clientY }) => {
-      async function setPosition(popoverElement: HTMLElement) {
-        const { x, y } = await computePosition(link, popoverElement, {
-          middleware: [inline({
-            x: clientX,
-            y: clientY
-          }), shift(), flip()]
-        })
-        Object.assign(popoverElement.style, {
-          left: `${x}px`,
-          top: `${y}px`,
-        })
-      }
-
-      if (link.dataset.fetchedPopover === "true") {
-        return setPosition(link.lastChild as HTMLElement)
-      }
-
-      const url = link.href
-      const anchor = new URL(url).hash
-      if (anchor.startsWith("#")) return
-
-      const contents = await fetch(`${url}`)
-        .then((res) => res.text())
-        .catch((err) => {
-          console.error(err)
-        })
-
-      if (!contents) return
-      const html = p.parseFromString(contents, "text/html")
-      const elts = [...html.getElementsByClassName("popover-hint")]
-      if (elts.length === 0) return
-
-      const popoverElement = document.createElement("div")
-      popoverElement.classList.add("popover")
-      // TODO: scroll this element if we specify a header/anchor to jump to
-      const popoverInner = document.createElement("div")
-      popoverInner.classList.add("popover-inner")
-      popoverElement.appendChild(popoverInner)
-      elts.forEach(elt => popoverInner.appendChild(elt))
-
-      setPosition(popoverElement)
-      link.appendChild(popoverElement)
-      link.dataset.fetchedPopover = "true"
-    })
+    link.removeEventListener("mouseenter", mouseEnterHandler)
+    link.addEventListener("mouseenter", mouseEnterHandler)
   }
 })

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