From 58aea1cb0791e18cd092d88de5374431eba7f1d3 Mon Sep 17 00:00:00 2001
From: Ben Schlegel <ben5.schlegel@gmail.com>
Date: Sat, 16 Sep 2023 15:28:58 +0000
Subject: [PATCH] feat: implement filter function for explorer

---
 quartz/components/scripts/callout.inline.ts |   24 +++++++++++++++++++++---
 1 files changed, 21 insertions(+), 3 deletions(-)

diff --git a/quartz/components/scripts/callout.inline.ts b/quartz/components/scripts/callout.inline.ts
index 081a5a2..d8cf518 100644
--- a/quartz/components/scripts/callout.inline.ts
+++ b/quartz/components/scripts/callout.inline.ts
@@ -1,13 +1,31 @@
 function toggleCallout(this: HTMLElement) {
   const outerBlock = this.parentElement!
-  this.classList.toggle(`is-collapsed`)
-  const collapsed = this.classList.contains(`is-collapsed`)
+  outerBlock.classList.toggle(`is-collapsed`)
+  const collapsed = outerBlock.classList.contains(`is-collapsed`)
   const height = collapsed ? this.scrollHeight : outerBlock.scrollHeight
   outerBlock.style.maxHeight = height + `px`
+
+  // walk and adjust height of all parents
+  let current = outerBlock
+  let parent = outerBlock.parentElement
+  while (parent) {
+    if (!parent.classList.contains(`callout`)) {
+      return
+    }
+
+    const collapsed = parent.classList.contains(`is-collapsed`)
+    const height = collapsed ? parent.scrollHeight : parent.scrollHeight + current.scrollHeight
+    parent.style.maxHeight = height + `px`
+
+    current = parent
+    parent = parent.parentElement
+  }
 }
 
 function setupCallout() {
-  const collapsible = document.getElementsByClassName(`callout is-collapsible`) as HTMLCollectionOf<HTMLElement>
+  const collapsible = document.getElementsByClassName(
+    `callout is-collapsible`,
+  ) as HTMLCollectionOf<HTMLElement>
   for (const div of collapsible) {
     const title = div.firstElementChild
 

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