From 6708307c8d26d39e2dc4c7b6bd071d9c18287f4d Mon Sep 17 00:00:00 2001
From: krmax44 <hi@krmax44.de>
Date: Mon, 19 Feb 2024 18:09:18 +0100
Subject: [PATCH] =?UTF-8?q?=F0=9F=A9=B9=20fix=20mobile=20nav=20opening/clo?=
 =?UTF-8?q?sing=20twice?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 devsetup.sh                   |  4 +-
 frontend/javascript/navbar.ts | 74 ++++++++++++++++++++---------------
 2 files changed, 44 insertions(+), 34 deletions(-)

diff --git a/devsetup.sh b/devsetup.sh
index 2c2cd2185..a6892001c 100755
--- a/devsetup.sh
+++ b/devsetup.sh
@@ -88,7 +88,7 @@ setup() {
     git clone git@github.com:okfde/$MAIN.git
   else
     pushd $MAIN
-      git pull origin "$(git branch --show-current)"
+      #git pull origin "$(git branch --show-current)"
     popd
   fi
   pip install -U pip-tools
@@ -103,7 +103,7 @@ setup() {
       git clone git@github.com:okfde/$name.git
     else
       pushd $name
-        git pull origin "$(git branch --show-current)"
+        git pull #origin "$(git branch --show-current)"
       popd
     fi
     pip uninstall -y $name
diff --git a/frontend/javascript/navbar.ts b/frontend/javascript/navbar.ts
index 36c22a08c..d54dfdbe3 100644
--- a/frontend/javascript/navbar.ts
+++ b/frontend/javascript/navbar.ts
@@ -1,64 +1,74 @@
 import transitionDone from './misc/await-transition'
 
 const header = document.querySelector('#header')
-let counter = 0
+let open: HTMLElement | undefined = undefined
+let hide: () => void = () => {}
 
-header?.querySelectorAll<HTMLElement>('.nav-toggle-menu').forEach((el) =>
-  el.addEventListener('click', async () => {
-    counter++
+const menuToggles = [
+  ...(header?.querySelectorAll<HTMLElement>('.nav-toggle-menu') ?? [])
+]
 
+menuToggles.forEach((el) =>
+  el.addEventListener('click', async () => {
     const targetName = el.dataset.target
     if (targetName == null) return
 
-    const target = header.querySelector<HTMLElement>(`#menu-${targetName}`)
+    const target = header!.querySelector<HTMLElement>(`#menu-${targetName}`)
     if (target == null) return
 
     // hide other navs
-    const otherNavs = header.querySelectorAll('.nav-menu')
+    const otherNavs = header!.querySelectorAll('.nav-menu')
     otherNavs.forEach((el) => el !== target && el.classList.remove('show'))
     await transitionDone(otherNavs)
 
-    const otherTriggers = header.querySelectorAll('a[data-target]')
+    const otherTriggers = header!.querySelectorAll('a[data-target]')
     otherTriggers.forEach((el) => el.setAttribute('aria-expanded', 'false'))
 
     updateDropdowns()
     if (window.innerWidth >= 992) return
 
-    target.classList.toggle('show')
+    // hide if it is already open
+    if (open === target) return hide()
+
+    const show = !target.classList.contains('show')
+    open = target
+
     target.classList.remove('d-none')
 
-    el.setAttribute(
-      'aria-expanded',
-      target.classList.contains('show') ? 'true' : 'false'
-    )
+    el.setAttribute('aria-expanded', show ? 'true' : 'false')
 
-    if (target.classList.contains('show')) {
+    if (show) {
       target.querySelector('a')?.focus()
+      target.classList.add('show')
+    } else {
+      target.classList.remove('show')
     }
 
-    let id = counter
-
-    const hide = () => {
-      if (id === counter) {
-        target.classList.remove('show')
-        el.setAttribute('aria-expanded', 'false')
-      }
+    hide = () => {
+      target.classList.remove('show')
+      el.setAttribute('aria-expanded', 'false')
+      open = undefined
     }
-    window.addEventListener('resize', hide, { once: true })
-
-    window.requestAnimationFrame(() => {
-      window.addEventListener('click', (e) => {
-        if (!target.contains(e.target as Element) && id === counter) hide()
-      })
-    })
-
-    const height = target.clientHeight
-    window.addEventListener('scroll', () => {
-      if (window.scrollY > height) hide()
-    })
   })
 )
 
+window.addEventListener('resize', () => hide())
+
+window.addEventListener('click', (e) => {
+  if (
+    open !== undefined &&
+    header?.contains(e.target as HTMLElement) === false
+  ) {
+    hide()
+  }
+})
+
+window.addEventListener('scroll', () => {
+  if (open && open.clientHeight * 2 < window.scrollY) {
+    hide()
+  }
+})
+
 function updateDropdowns(): void {
   document.querySelectorAll('.nav-dropdown-trigger').forEach((trigger) => {
     const target = trigger.nextElementSibling!