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| 1 | +import { useEffect, useCallback, useRef } from "react" |
| 2 | +import ReactDOM from "react-dom" |
| 3 | +import { useClickAway, useKey } from "react-use" |
| 4 | +import { |
| 5 | + useFloating, |
| 6 | + autoUpdate as autoUpdateFui, |
| 7 | + offset as offsetFui, |
| 8 | +} from "@floating-ui/react" |
| 9 | +import clsx from "clsx" |
| 10 | + |
| 11 | +import style from "./index.module.css" |
| 12 | + |
| 13 | +export default function Floater({ |
| 14 | + children, |
| 15 | + referenceRef, |
| 16 | + className, |
| 17 | + classNameInner, |
| 18 | + placement, |
| 19 | + offset, |
| 20 | + onBlur, |
| 21 | + onCloseRequest, |
| 22 | + onElementSet, |
| 23 | +}) { |
| 24 | + const { refs, floatingStyles } = useFloating({ |
| 25 | + placement, |
| 26 | + middleware: [offsetFui(offset)], |
| 27 | + whileElementsMounted: autoUpdateFui, |
| 28 | + }) |
| 29 | + |
| 30 | + const innerRef = useRef() |
| 31 | + |
| 32 | + const innerBlur = useCallback( |
| 33 | + (e) => { |
| 34 | + if (!innerRef.current.contains(e.relatedTarget)) onBlur?.() |
| 35 | + }, |
| 36 | + [onBlur] |
| 37 | + ) |
| 38 | + |
| 39 | + useClickAway( |
| 40 | + refs.floating, |
| 41 | + (e) => !referenceRef.current.contains(e.target) && onCloseRequest?.() |
| 42 | + ) |
| 43 | + |
| 44 | + useKey(`Escape`, (e) => { |
| 45 | + e.preventDefault() |
| 46 | + onCloseRequest?.() |
| 47 | + }) |
| 48 | + |
| 49 | + useEffect(() => { |
| 50 | + refs.setReference(referenceRef.current) |
| 51 | + }, [refs.setReference, refs, referenceRef]) |
| 52 | + |
| 53 | + useEffect(() => { |
| 54 | + innerRef.current?.focus() |
| 55 | + onElementSet?.(innerRef.current) |
| 56 | + }, [onElementSet]) |
| 57 | + |
| 58 | + return ReactDOM.createPortal( |
| 59 | + <div |
| 60 | + ref={refs.setFloating} |
| 61 | + style={floatingStyles} |
| 62 | + className={clsx(style.container, className)} |
| 63 | + > |
| 64 | + <div |
| 65 | + ref={innerRef} |
| 66 | + className={clsx(style.inner, classNameInner)} |
| 67 | + tabIndex="0" |
| 68 | + onBlur={innerBlur} |
| 69 | + data-placement={placement} |
| 70 | + > |
| 71 | + {children} |
| 72 | + </div> |
| 73 | + |
| 74 | + <div className="hidden-visually" tabIndex="0" /> |
| 75 | + </div>, |
| 76 | + document.querySelector(`body`) |
| 77 | + ) |
| 78 | +} |
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