|
| 1 | +'use client' |
| 2 | + |
| 3 | +import type React from 'react' |
| 4 | +import { memo, useEffect, useRef, useState } from 'react' |
| 5 | +import { createPortal } from 'react-dom' |
| 6 | +import { cn } from '@/lib/core/utils/cn' |
| 7 | + |
| 8 | +const FLOATING_TOOLTIP_OFFSET = 16 |
| 9 | +const FLOATING_TOOLTIP_EDGE_GUTTER = 16 |
| 10 | +const FLOATING_TOOLTIP_EDGE_THRESHOLD = 360 |
| 11 | + |
| 12 | +interface FloatingOverflowTextProps { |
| 13 | + label: string |
| 14 | + children?: React.ReactNode |
| 15 | + className?: string |
| 16 | + showWhen?: boolean |
| 17 | +} |
| 18 | + |
| 19 | +interface FloatingTooltipState { |
| 20 | + visible: boolean |
| 21 | + x: number |
| 22 | + y: number |
| 23 | + skew: number |
| 24 | + scaleX: number |
| 25 | + scaleY: number |
| 26 | + alignX: 'left' | 'right' |
| 27 | + alignY: 'above' | 'below' |
| 28 | +} |
| 29 | + |
| 30 | +interface PointerSnapshot { |
| 31 | + x: number |
| 32 | + y: number |
| 33 | + time: number |
| 34 | +} |
| 35 | + |
| 36 | +export const FloatingOverflowText = memo(function FloatingOverflowText({ |
| 37 | + label, |
| 38 | + children, |
| 39 | + className, |
| 40 | + showWhen, |
| 41 | +}: FloatingOverflowTextProps) { |
| 42 | + const textRef = useRef<HTMLSpanElement>(null) |
| 43 | + const lastPointerRef = useRef<PointerSnapshot | null>(null) |
| 44 | + const [isOverflowing, setIsOverflowing] = useState(false) |
| 45 | + const [tooltipState, setTooltipState] = useState<FloatingTooltipState>({ |
| 46 | + visible: false, |
| 47 | + x: 0, |
| 48 | + y: 0, |
| 49 | + skew: 0, |
| 50 | + scaleX: 1, |
| 51 | + scaleY: 1, |
| 52 | + alignX: 'left', |
| 53 | + alignY: 'below', |
| 54 | + }) |
| 55 | + |
| 56 | + useEffect(() => { |
| 57 | + const element = textRef.current |
| 58 | + if (!element) return |
| 59 | + |
| 60 | + const updateOverflowState = () => { |
| 61 | + setIsOverflowing(isTextClipped(element)) |
| 62 | + } |
| 63 | + |
| 64 | + updateOverflowState() |
| 65 | + |
| 66 | + const resizeObserver = new ResizeObserver(updateOverflowState) |
| 67 | + resizeObserver.observe(element) |
| 68 | + window.addEventListener('resize', updateOverflowState) |
| 69 | + |
| 70 | + return () => { |
| 71 | + resizeObserver.disconnect() |
| 72 | + window.removeEventListener('resize', updateOverflowState) |
| 73 | + } |
| 74 | + }, []) |
| 75 | + |
| 76 | + const canShowTooltip = (element: HTMLSpanElement | null) => { |
| 77 | + if (!element || label.length === 0) return false |
| 78 | + return Boolean(showWhen) || isTextClipped(element) |
| 79 | + } |
| 80 | + |
| 81 | + const handleTooltipMove = (event: React.PointerEvent<HTMLSpanElement>) => { |
| 82 | + if (!canShowTooltip(textRef.current)) return |
| 83 | + |
| 84 | + const now = performance.now() |
| 85 | + const previous = lastPointerRef.current |
| 86 | + const elapsed = previous ? Math.max(now - previous.time, 16) : 16 |
| 87 | + const velocityX = previous ? ((event.clientX - previous.x) / elapsed) * 16 : 0 |
| 88 | + const velocityY = previous ? ((event.clientY - previous.y) / elapsed) * 16 : 0 |
| 89 | + const velocity = Math.hypot(velocityX, velocityY) |
| 90 | + const position = getFloatingTooltipPosition(event.clientX, event.clientY) |
| 91 | + |
| 92 | + lastPointerRef.current = { x: event.clientX, y: event.clientY, time: now } |
| 93 | + setTooltipState({ |
| 94 | + visible: true, |
| 95 | + ...position, |
| 96 | + skew: clamp(velocityX * 0.11, -6, 6), |
| 97 | + scaleX: 1 + Math.min(0.035, velocity / 1100), |
| 98 | + scaleY: 1 - Math.min(0.02, velocity / 1500), |
| 99 | + }) |
| 100 | + } |
| 101 | + |
| 102 | + const showTooltip = (event: React.PointerEvent<HTMLSpanElement>) => { |
| 103 | + if (!canShowTooltip(textRef.current)) return |
| 104 | + const position = getFloatingTooltipPosition(event.clientX, event.clientY) |
| 105 | + lastPointerRef.current = { x: event.clientX, y: event.clientY, time: performance.now() } |
| 106 | + setIsOverflowing(true) |
| 107 | + setTooltipState({ |
| 108 | + visible: true, |
| 109 | + ...position, |
| 110 | + skew: 0, |
| 111 | + scaleX: 1, |
| 112 | + scaleY: 1, |
| 113 | + }) |
| 114 | + } |
| 115 | + |
| 116 | + const showTooltipFromFocus = (event: React.FocusEvent<HTMLSpanElement>) => { |
| 117 | + if (!canShowTooltip(textRef.current)) return |
| 118 | + const rect = event.currentTarget.getBoundingClientRect() |
| 119 | + const position = getFloatingTooltipPosition(rect.left + rect.width / 2, rect.bottom) |
| 120 | + lastPointerRef.current = null |
| 121 | + setIsOverflowing(true) |
| 122 | + setTooltipState({ |
| 123 | + visible: true, |
| 124 | + ...position, |
| 125 | + skew: 0, |
| 126 | + scaleX: 1, |
| 127 | + scaleY: 1, |
| 128 | + }) |
| 129 | + } |
| 130 | + |
| 131 | + const hideTooltip = () => { |
| 132 | + lastPointerRef.current = null |
| 133 | + setTooltipState((current) => ({ ...current, visible: false, skew: 0, scaleX: 1, scaleY: 1 })) |
| 134 | + } |
| 135 | + |
| 136 | + return ( |
| 137 | + <> |
| 138 | + <span |
| 139 | + ref={textRef} |
| 140 | + className={cn( |
| 141 | + 'min-w-0', |
| 142 | + isOverflowing && |
| 143 | + '[mask-image:linear-gradient(to_right,black_calc(100%-18px),transparent)] hover:[mask-image:none] focus-visible:[mask-image:none]', |
| 144 | + className |
| 145 | + )} |
| 146 | + onPointerEnter={showTooltip} |
| 147 | + onPointerMove={handleTooltipMove} |
| 148 | + onPointerLeave={hideTooltip} |
| 149 | + onPointerDown={hideTooltip} |
| 150 | + onFocus={showTooltipFromFocus} |
| 151 | + onBlur={hideTooltip} |
| 152 | + > |
| 153 | + {children ?? label} |
| 154 | + </span> |
| 155 | + <FloatingTooltip label={label} state={tooltipState} /> |
| 156 | + </> |
| 157 | + ) |
| 158 | +}) |
| 159 | + |
| 160 | +function FloatingTooltip({ label, state }: { label: string; state: FloatingTooltipState }) { |
| 161 | + if (typeof document === 'undefined' || !state.visible) return null |
| 162 | + |
| 163 | + return createPortal( |
| 164 | + <div |
| 165 | + aria-hidden='true' |
| 166 | + className={cn( |
| 167 | + 'pointer-events-none fixed top-0 left-0 z-[var(--z-tooltip)] w-fit max-w-[min(16rem,calc(100vw-2rem))] rounded-lg border border-[var(--border)] bg-[var(--bg)] px-2 py-1.5 text-[var(--text-body)] text-xs opacity-100 shadow-sm transition-[opacity,filter,transform] duration-150 ease-out', |
| 168 | + 'motion-reduce:transition-none' |
| 169 | + )} |
| 170 | + style={{ |
| 171 | + transform: `${getFloatingTooltipTranslate(state)} skew(${state.skew}deg) scale(${state.scaleX}, ${state.scaleY})`, |
| 172 | + transformOrigin: state.alignX === 'left' ? '12px 12px' : 'calc(100% - 12px) 12px', |
| 173 | + }} |
| 174 | + > |
| 175 | + <span className='block whitespace-normal break-words text-left leading-[18px]'>{label}</span> |
| 176 | + </div>, |
| 177 | + document.body |
| 178 | + ) |
| 179 | +} |
| 180 | + |
| 181 | +function isTextClipped(element: HTMLElement): boolean { |
| 182 | + return element.scrollWidth > element.clientWidth + 1 |
| 183 | +} |
| 184 | + |
| 185 | +function getFloatingTooltipPosition( |
| 186 | + clientX: number, |
| 187 | + clientY: number |
| 188 | +): Pick<FloatingTooltipState, 'x' | 'y' | 'alignX' | 'alignY'> { |
| 189 | + if (typeof window === 'undefined') { |
| 190 | + return { x: clientX, y: clientY, alignX: 'left', alignY: 'below' } |
| 191 | + } |
| 192 | + |
| 193 | + const alignX = window.innerWidth - clientX < FLOATING_TOOLTIP_EDGE_THRESHOLD ? 'right' : 'left' |
| 194 | + const alignY = |
| 195 | + window.innerHeight - clientY < FLOATING_TOOLTIP_EDGE_THRESHOLD / 2 ? 'above' : 'below' |
| 196 | + |
| 197 | + return { |
| 198 | + x: clamp( |
| 199 | + clientX, |
| 200 | + FLOATING_TOOLTIP_EDGE_GUTTER, |
| 201 | + window.innerWidth - FLOATING_TOOLTIP_EDGE_GUTTER |
| 202 | + ), |
| 203 | + y: clamp( |
| 204 | + clientY, |
| 205 | + FLOATING_TOOLTIP_EDGE_GUTTER, |
| 206 | + window.innerHeight - FLOATING_TOOLTIP_EDGE_GUTTER |
| 207 | + ), |
| 208 | + alignX, |
| 209 | + alignY, |
| 210 | + } |
| 211 | +} |
| 212 | + |
| 213 | +function getFloatingTooltipTranslate(state: FloatingTooltipState): string { |
| 214 | + const xOffset = |
| 215 | + state.alignX === 'left' |
| 216 | + ? `${FLOATING_TOOLTIP_OFFSET}px` |
| 217 | + : `calc(-100% - ${FLOATING_TOOLTIP_OFFSET}px)` |
| 218 | + const yOffset = |
| 219 | + state.alignY === 'below' |
| 220 | + ? `${FLOATING_TOOLTIP_OFFSET}px` |
| 221 | + : `calc(-100% - ${FLOATING_TOOLTIP_OFFSET}px)` |
| 222 | + |
| 223 | + return `translate3d(${state.x}px, ${state.y}px, 0) translate(${xOffset}, ${yOffset})` |
| 224 | +} |
| 225 | + |
| 226 | +function clamp(value: number, min: number, max: number): number { |
| 227 | + return Math.max(min, Math.min(max, value)) |
| 228 | +} |
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