85 lines
2.5 KiB
TypeScript
85 lines
2.5 KiB
TypeScript
"use client"
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import { useRouter } from "next/navigation"
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import { useCallback, useEffect, useRef, useState } from "react"
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import { Dialog, Modal } from "react-aria-components"
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import { debounce } from "@/utils/debounce"
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import styles from "./mapModal.module.css"
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export function MapModal({ children }: { children: React.ReactNode }) {
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const router = useRouter()
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const [mapHeight, setMapHeight] = useState("0px")
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const [mapTop, setMapTop] = useState("0px")
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const [isOpen, setIsOpen] = useState(true)
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const [scrollHeightWhenOpened, setScrollHeightWhenOpened] = useState(0)
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const rootDiv = useRef<HTMLDivElement | null>(null)
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const handleOnOpenChange = (open: boolean) => {
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setIsOpen(open)
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if (!open) {
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router.back()
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}
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}
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// Calculate the height of the map based on the viewport height from the start-point (below the header and booking widget)
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const handleMapHeight = useCallback(() => {
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const topPosition = rootDiv.current?.getBoundingClientRect().top ?? 0
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const scrollY = window.scrollY
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setMapHeight(`calc(100dvh - ${topPosition + scrollY}px)`)
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setMapTop(`${topPosition + scrollY}px`)
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}, [])
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// Making sure the map is always opened at the top of the page,
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// just below the header and booking widget as these should stay visible.
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// When closing, the page should scroll back to the position it was before opening the map.
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useEffect(() => {
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// Skip the first render
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if (!rootDiv.current) {
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return
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}
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if (scrollHeightWhenOpened === 0) {
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const scrollY = window.scrollY
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setScrollHeightWhenOpened(scrollY)
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window.scrollTo({ top: 0, behavior: "instant" })
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}
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}, [scrollHeightWhenOpened, rootDiv])
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useEffect(() => {
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const debouncedResizeHandler = debounce(function () {
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handleMapHeight()
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})
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const observer = new ResizeObserver(debouncedResizeHandler)
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observer.observe(document.documentElement)
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return () => {
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if (observer) {
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observer.unobserve(document.documentElement)
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}
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}
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}, [rootDiv, handleMapHeight])
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return (
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<div className={styles.wrapper} ref={rootDiv}>
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<Modal isDismissable isOpen={isOpen} onOpenChange={handleOnOpenChange}>
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<Dialog
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style={
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{
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"--hotel-map-height": mapHeight,
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"--hotel-map-top": mapTop,
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} as React.CSSProperties
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}
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className={styles.dynamicMap}
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>
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{children}
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</Dialog>
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</Modal>
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</div>
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)
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}
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