From 06e3f8b93d5fbe96e7a05e4eb6be97b6a2d7ead0 Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Sat, 17 Feb 2024 18:34:51 +0000
Subject: [PATCH] fix(style): introduce semiBoldWeight and various improvements to reduce CLS

---
 quartz/components/scripts/popover.inline.ts |   42 ++++++++++++++++++++++++++++++------------
 1 files changed, 30 insertions(+), 12 deletions(-)

diff --git a/quartz/components/scripts/popover.inline.ts b/quartz/components/scripts/popover.inline.ts
index 4d51e2a..d0346b0 100644
--- a/quartz/components/scripts/popover.inline.ts
+++ b/quartz/components/scripts/popover.inline.ts
@@ -37,29 +37,47 @@
   targetUrl.hash = ""
   targetUrl.search = ""
 
-  const contents = await fetch(`${targetUrl}`)
-    .then((res) => res.text())
-    .catch((err) => {
-      console.error(err)
-    })
+  const response = await fetch(`${targetUrl}`).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
+  if (!response) return
+  const contentType = response.headers.get("Content-Type")
+  const contentTypeCategory = contentType?.split("/")[0] ?? "text"
 
   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))
+
+  popoverInner.dataset.contentType = contentTypeCategory
+
+  switch (contentTypeCategory) {
+    case "image":
+      const img = document.createElement("img")
+
+      response.blob().then((blob) => {
+        img.src = URL.createObjectURL(blob)
+      })
+      img.alt = targetUrl.pathname
+
+      popoverInner.appendChild(img)
+      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
+
+      elts.forEach((elt) => popoverInner.appendChild(elt))
+  }
 
   setPosition(popoverElement)
   link.appendChild(popoverElement)
@@ -76,7 +94,7 @@
 document.addEventListener("nav", () => {
   const links = [...document.getElementsByClassName("internal")] as HTMLLinkElement[]
   for (const link of links) {
-    link.removeEventListener("mouseenter", mouseEnterHandler)
     link.addEventListener("mouseenter", mouseEnterHandler)
+    window.addCleanup(() => link.removeEventListener("mouseenter", mouseEnterHandler))
   }
 })

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