From e47c29d2fd4eae06c511c914e2a5fcb057b44d7b Mon Sep 17 00:00:00 2001
From: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Date: Mon, 19 Aug 2024 21:14:29 +0000
Subject: [PATCH] chore(deps): bump rehype-katex from 7.0.0 to 7.0.1 (#1356)

---
 quartz/components/scripts/popover.inline.ts |  153 ++++++++++++++++++++++++++++++++------------------
 1 files changed, 98 insertions(+), 55 deletions(-)

diff --git a/quartz/components/scripts/popover.inline.ts b/quartz/components/scripts/popover.inline.ts
index 655831d..49f4382 100644
--- a/quartz/components/scripts/popover.inline.ts
+++ b/quartz/components/scripts/popover.inline.ts
@@ -1,65 +1,108 @@
 import { computePosition, flip, inline, shift } from "@floating-ui/dom"
+import { normalizeRelativeURLs } from "../../util/path"
 
-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`,
-        })
+const p = new DOMParser()
+async function mouseEnterHandler(
+  this: HTMLAnchorElement,
+  { 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 = decodeURIComponent(targetUrl.hash)
+  targetUrl.hash = ""
+  targetUrl.search = ""
+
+  const response = await fetch(`${targetUrl}`).catch((err) => {
+    console.error(err)
+  })
+
+  // bailout if another popover exists
+  if (hasAlreadyBeenFetched()) {
+    return
+  }
+
+  if (!response) return
+  const [contentType] = response.headers.get("Content-Type")!.split(";")
+  const [contentTypeCategory, typeInfo] = contentType.split("/")
+
+  const popoverElement = document.createElement("div")
+  popoverElement.classList.add("popover")
+  const popoverInner = document.createElement("div")
+  popoverInner.classList.add("popover-inner")
+  popoverElement.appendChild(popoverInner)
+
+  popoverInner.dataset.contentType = contentType ?? undefined
+
+  switch (contentTypeCategory) {
+    case "image":
+      const img = document.createElement("img")
+      img.src = targetUrl.toString()
+      img.alt = targetUrl.pathname
+
+      popoverInner.appendChild(img)
+      break
+    case "application":
+      switch (typeInfo) {
+        case "pdf":
+          const pdf = document.createElement("iframe")
+          pdf.src = targetUrl.toString()
+          popoverInner.appendChild(pdf)
+          break
+        default:
+          break
       }
-
-      if (link.dataset.fetchedPopover === "true") {
-        return setPosition(link.lastChild as HTMLElement)
-      }
-
-      const thisUrl = new URL(document.location.href)
-      thisUrl.hash = ""
-      thisUrl.search = ""
-      const targetUrl = new URL(link.href)
-      const hash = targetUrl.hash
-      targetUrl.hash = ""
-      targetUrl.search = ""
-      // prevent hover of the same page
-      if (thisUrl.toString() === targetUrl.toString()) return
-
-      const contents = await fetch(`${targetUrl}`)
-        .then((res) => res.text())
-        .catch((err) => {
-          console.error(err)
-        })
-
-      if (!contents) return
+      break
+    default:
+      const contents = await response.text()
       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))
+      elts.forEach((elt) => popoverInner.appendChild(elt))
+  }
 
-      setPosition(popoverElement)
-      link.appendChild(popoverElement)
-      link.dataset.fetchedPopover = "true"
-      
-      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' })
-      }
-    })
+  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 HTMLAnchorElement[]
+  for (const link of links) {
+    link.addEventListener("mouseenter", mouseEnterHandler)
+    window.addCleanup(() => link.removeEventListener("mouseenter", mouseEnterHandler))
   }
 })

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