fix: consider scroll in portal elements and handle stale portal containers

packages/lsd-react/src/components/Calendar/Calendar.tsx

@@ -16,6 +16,7 @@ import {
   omitCommonProps,
 } from '../../utils/useCommonProps'
 import { TooltipBase } from '../TooltipBase'
+import { useUpdatePositionStyle } from '../../utils/useUpdatePositionStyle'
 
 export const CALENDAR_MIN_YEAR = 1850
 export const CALENDAR_MAX_YEAR = 2100
@@ -64,7 +65,6 @@ export const Calendar: React.FC<CalendarProps> & {
 }) => {
   const commonProps = useCommonProps(props)
   const ref = useRef<HTMLDivElement>(null)
-  const [style, setStyle] = useState<React.CSSProperties>({})
   const [startDate, setStartDate] = useState<Date | null>(
     startDateProp
       ? safeConvertDate(startDateProp, minDate, maxDate).date
@@ -147,19 +147,7 @@ export const Calendar: React.FC<CalendarProps> & {
     }
   }, [endDate])
 
-  const updateStyle = () => {
-    const { width, height, top, left } =
-      handleRef.current!.getBoundingClientRect()
-    setStyle({
-      left,
-      width,
-      top: top + height,
-    })
-  }
-
-  useEffect(() => {
-    updateStyle()
-  }, [open])
+  const positionStyle = useUpdatePositionStyle(handleRef, open)
 
   return (
     <CalendarContext.Provider
@@ -189,7 +177,7 @@ export const Calendar: React.FC<CalendarProps> & {
           disabled && calendarClasses.disabled,
         )}
         rootRef={ref}
-        style={{ ...style, ...(props.style ?? {}) }}
+        style={{ ...positionStyle, ...(props.style ?? {}) }}
         arrowOffset={tooltipArrowOffset}
       >
         <div className={clsx(calendarClasses.container)}>

packages/lsd-react/src/components/DatePicker/DatePicker.tsx

@@ -70,7 +70,6 @@ export const DatePicker: React.FC<DatePickerProps> & {
     <div
       id={inputId}
       ref={ref}
-      {...props}
       className={clsx(
         { ...omitCommonProps(props) },
         props.className,

packages/lsd-react/src/components/DropdownMenu/DropdownMenu.tsx

@@ -7,6 +7,7 @@ import {
   useCommonProps,
 } from '../../utils/useCommonProps'
 import { dropdownMenuClasses } from './DropdownMenu.classes'
+import { useUpdatePositionStyle } from '../../utils/useUpdatePositionStyle'
 
 export type DropdownMenuProps = CommonProps &
   Omit<React.HTMLAttributes<HTMLUListElement>, 'label'> & {
@@ -30,7 +31,6 @@ export const DropdownMenu: React.FC<DropdownMenuProps> & {
 }) => {
   const commonProps = useCommonProps(props)
   const ref = useRef<HTMLUListElement>(null)
-  const [style, setStyle] = useState<React.CSSProperties>({})
 
   useClickAway(ref, (event) => {
     if (!open || event.composedPath().includes(handleRef.current!)) return
@@ -38,20 +38,7 @@ export const DropdownMenu: React.FC<DropdownMenuProps> & {
     onClose && onClose()
   })
 
-  const updateStyle = () => {
-    const { width, height, top, left } =
-      handleRef.current!.getBoundingClientRect()
-
-    setStyle({
-      left,
-      width,
-      top: top + height,
-    })
-  }
-
-  useEffect(() => {
-    updateStyle()
-  }, [open])
+  const positionStyle = useUpdatePositionStyle(handleRef, open)
 
   return (
     <ul
@@ -59,7 +46,7 @@ export const DropdownMenu: React.FC<DropdownMenuProps> & {
       ref={ref}
       role="listbox"
       aria-label={label}
-      style={{ ...style, ...(props.style ?? {}) }}
+      style={{ ...positionStyle, ...(props.style ?? {}) }}
       className={clsx(
         commonProps.className,
         props.className,

packages/lsd-react/src/components/PortalProvider/usePortal.ts

@@ -13,7 +13,14 @@ export const usePortal = ({ parentId }: Props) => {
 
   useEffect(() => {
     if (typeof window === 'undefined' || !elementRef.current) return
-    document.getElementById(parentId)?.appendChild(elementRef.current)
+
+    const parentElements = document.querySelectorAll(`#${parentId}`)
+
+    // In some places (e.g. storybook), there may be multiple portal containers when a component
+    // is rendered multiple times. Here, we append only to the last found parent element.
+    // This is because usually the last parent is the most recently rendered one.
+    // Without this, we may append to a parent that is about to be removed from the DOM.
+    parentElements[parentElements.length - 1]?.appendChild(elementRef.current)
 
     return () => {
       try {

packages/lsd-react/src/utils/useUpdatePositionStyle.ts

@@ -0,0 +1,21 @@
+import { useEffect, useState } from 'react'
+
+export const useUpdatePositionStyle = (
+  handleRef: React.RefObject<HTMLElement>,
+  tiggerUpdate: boolean | undefined,
+): React.CSSProperties => {
+  const [style, setStyle] = useState<React.CSSProperties>({})
+
+  useEffect(() => {
+    const { width, height, top, left } =
+      handleRef.current!.getBoundingClientRect()
+
+    setStyle({
+      left: left + window.scrollX,
+      width,
+      top: top + height + window.scrollY,
+    })
+  }, [tiggerUpdate])
+
+  return style
+}