From 8bfee04c8c6948a88114d53769d4bb89b8ec7bf5 Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Sat, 17 Jun 2023 23:05:46 +0000
Subject: [PATCH] popovers

---
 quartz/components/scripts/toc.inline.ts |   19 +++++++++++++------
 1 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/quartz/components/scripts/toc.inline.ts b/quartz/components/scripts/toc.inline.ts
index 405a21f..d6cd50a 100644
--- a/quartz/components/scripts/toc.inline.ts
+++ b/quartz/components/scripts/toc.inline.ts
@@ -14,19 +14,26 @@
   }
 })
 
-function toggleCollapsible(this: HTMLElement) {
+function toggleToc(this: HTMLElement) {
   this.classList.toggle("collapsed")
   const content = this.nextElementSibling as HTMLElement
   content.classList.toggle("collapsed")
   content.style.maxHeight = content.style.maxHeight === "0px" ? content.scrollHeight + "px" : "0px"
 }
 
+function setupToc() {
+  const toc = document.getElementById("toc")
+  if (toc) {
+    const content = toc.nextElementSibling as HTMLElement
+    content.style.maxHeight = content.scrollHeight + "px"
+    toc.removeEventListener("click", toggleToc)
+    toc.addEventListener("click", toggleToc)
+  }
+}
+
+window.addEventListener("resize", setupToc)
 document.addEventListener("nav", () => {
-  const toc = document.getElementById("toc")!
-  const content = toc.nextElementSibling as HTMLElement
-  content.style.maxHeight = content.scrollHeight + "px"
-  toc.removeEventListener("click", toggleCollapsible)
-  toc.addEventListener("click", toggleCollapsible)
+  setupToc()
 
   // update toc entry highlighting
   observer.disconnect()

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