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fix(nuxt): wait for page:finish hook in CSR before scrolling to hash on page enter

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This commit is contained in:
Damian Glowala 2024-09-14 10:31:16 +02:00
parent f7c68ac0f6
commit d8d89b9dee
1 changed files with 12 additions and 7 deletions
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19
packages/nuxt/src/pages/runtime/router.options.ts
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@ -29,25 +29,28 @@ export default <RouterConfig> {
// Hash routes on the same page, no page hook is fired so resolve here
if (to.path === from.path) {
if (from.hash && !to.hash) {
return { left: 0, top: 0 }
if (!to.hash) {
if (from.hash) {
return { left: 0, top: 0 }
}
// The route isn't changing so keep current scroll position
return false
}
if (to.hash) {
return { el: to.hash, top: _getHashElementScrollMarginTop(to.hash), behavior }
}
// The route isn't changing so keep current scroll position
return false
}
// Wait for `page:transition:finish` or `page:finish` depending on if transitions are enabled or not
const hasTransition = (route: RouteLocationNormalized) => !!(route.meta.pageTransition ?? defaultPageTransition)
const hookToWait = (hasTransition(from) && hasTransition(to)) ? 'page:transition:finish' : 'page:finish'
return new Promise((resolve) => {
nuxtApp.hooks.hookOnce(hookToWait, async () => {
await new Promise(resolve => setTimeout(resolve, 0))
if (to.hash) {
position = { el: to.hash, top: _getHashElementScrollMarginTop(to.hash), behavior }
}
resolve(position)
})
})
@ -57,11 +60,13 @@ export default <RouterConfig> {
function _getHashElementScrollMarginTop (selector: string): number {
try {
const elem = document.querySelector(selector)
if (elem) {
return (Number.parseFloat(getComputedStyle(elem).scrollMarginTop) || 0) + (Number.parseFloat(getComputedStyle(document.documentElement).scrollPaddingTop) || 0)
}
} catch {
// ignore any errors parsing scrollMarginTop
}
return 0
}