"use client"; import React, { useEffect, useRef, useState } from "react"; import { HugeiconsIcon } from "@hugeicons/react"; import { Bookmark02Icon, Share03Icon, StarIcon, } from "@hugeicons/core-free-icons"; export type SpotlightShape = "circle" | "beam"; export type SpotlightCardProps = React.HTMLAttributes & { spotlightColor?: string; intensity?: number; spotlightSize?: number; softness?: number; shape?: SpotlightShape; borderGlow?: number; proximity?: number; smoothing?: number; ambient?: boolean; flare?: boolean; grain?: number; theme?: "dark" | "light"; }; type Palette = { surface: string; border: string; shadow: string; light: string; fill: number; edge: number; }; type Settings = { shape: SpotlightShape; fill: string; edge: string; size: number; intensity: number; borderGlow: number; proximity: number; smoothing: number; ambient: boolean; flare: boolean; grain: number; }; const THEMES: Record<"dark" | "light", Palette> = { dark: { surface: "#111111", border: "rgba(255, 255, 255, 0.08)", shadow: "0 24px 48px -24px rgba(0, 0, 0, 0.6)", light: "#ffffff", fill: 1, edge: 1, }, light: { surface: "#ffffff", border: "rgba(24, 24, 27, 0.1)", shadow: "0 1px 2px rgba(24, 24, 27, 0.04), 0 18px 40px -20px rgba(24, 24, 27, 0.16)", light: "#18181b", fill: 0.28, edge: 0.7, }, }; const SHAPES: SpotlightShape[] = ["circle", "beam"]; const NOISE = "url(\"data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E\")"; const CARD = "relative isolate overflow-hidden rounded-[28px] p-6 [background-color:var(--spotlight-card-surface)] [box-shadow:var(--spotlight-card-shadow)]"; const BORDER_MASK = "pointer-events-none absolute inset-0 z-[1] rounded-[inherit] p-px [-webkit-mask:linear-gradient(#000_0_0)_content-box,linear-gradient(#000_0_0)] [-webkit-mask-composite:xor] [mask:linear-gradient(#000_0_0)_content-box_exclude,linear-gradient(#000_0_0)]"; const clamp = (value: number, min: number, max: number) => Math.min(max, Math.max(min, value)); const falloff = (color: string, softness: number) => { const soft = clamp(softness, 0, 1); const core = (1 - soft) ** 1.5 * 0.85; const stop = (alpha: number, at: number) => `color-mix(in srgb, ${color} ${(alpha * 100).toFixed(2)}%, transparent) ${(at * 100).toFixed(2)}%`; const list = [stop(1, 0)]; for (let i = 0; i <= 14; i++) { const t = core + ((1 - core) * i) / 14; const g = (t - core) / (1 - core); const smooth = 1 - g * g * (3 - 2 * g); const glow = Math.exp(-4.6 * g * g) * (1 - g ** 6); list.push(stop(smooth + (glow - smooth) * soft, t)); } return list.join(", "); }; export function SpotlightCard({ children, className = "", style, spotlightColor, intensity = 0.15, spotlightSize = 240, softness = 0.7, shape = "circle", borderGlow = 0.6, proximity = 80, smoothing = 0.3, ambient = false, flare = true, grain = 0, theme = "dark", ...rest }: SpotlightCardProps) { const rootRef = useRef(null); const lightRef = useRef(null); const grainRef = useRef(null); const edgeRef = useRef(null); const wakeRef = useRef<(() => void) | null>(null); const palette = THEMES[theme] ?? THEMES.dark; const color = spotlightColor ?? palette.light; const form = SHAPES.includes(shape) ? shape : "circle"; const settings: Settings = { shape: form, fill: falloff(color, softness), edge: falloff(color, 1), size: Math.max(20, spotlightSize), intensity: clamp(intensity, 0, 1) * palette.fill, borderGlow: clamp(borderGlow, 0, 1) * palette.edge, proximity: Math.max(0, proximity), smoothing: clamp(smoothing, 0, 1), ambient, flare, grain: clamp(grain, 0, 1), }; const settingsRef = useRef(settings); settingsRef.current = settings; useEffect(() => { wakeRef.current?.(); }); useEffect(() => { const root = rootRef.current; const light = lightRef.current; const noise = grainRef.current; const edge = edgeRef.current; if (!root || !light || !noise || !edge) return undefined; const reduce = window.matchMedia?.("(prefers-reduced-motion: reduce)").matches ?? false; const state = { x: 0, y: 0, presence: 0, flare: 0, time: Math.random() * 60, pressed: false, visible: true, }; const pointer = { x: 0, y: 0, active: false }; const drawn = { light: "", edge: "", noise: "" }; let focus: Element | null = null; let raf = 0; let last = 0; let alive = true; const gradient = ( s: Settings, size: number, x: number, y: number, stops: string, ) => { if (s.shape === "beam") { const reach = Math.max(size * 0.6, y + size * 0.55); return `radial-gradient(${(size * 0.55).toFixed(1)}px ${reach.toFixed(1)}px at ${x.toFixed(1)}px 0px, ${stops})`; } return `radial-gradient(circle ${size.toFixed(1)}px at ${x.toFixed(1)}px ${y.toFixed(1)}px, ${stops})`; }; const paint = (s: Settings) => { const size = s.size * (1 + 0.2 * state.flare); const boost = 1 + 0.7 * state.flare; const fill = gradient(s, size, state.x, state.y, s.fill); const rim = gradient( s, size * 0.6, state.x, s.shape === "beam" ? 0 : state.y, s.edge, ); if (fill !== drawn.light) { drawn.light = fill; light.style.background = fill; } if (rim !== drawn.edge) { drawn.edge = rim; edge.style.background = rim; } light.style.opacity = String( Math.min(1, state.presence * s.intensity * boost), ); edge.style.opacity = String( Math.min(1, state.presence * s.borderGlow * boost), ); const grainy = s.grain > 0 ? gradient(s, size, state.x, state.y, "#000 0%, transparent 100%") : "none"; if (grainy !== drawn.noise) { drawn.noise = grainy; noise.style.webkitMaskImage = grainy; noise.style.maskImage = grainy; } noise.style.opacity = String(state.presence * s.grain); }; const tick = (now: number) => { raf = 0; if (!alive) return; const s = settingsRef.current; const dt = Math.min(0.05, Math.max(0.001, (now - last) / 1000)); last = now; const rect = root.getBoundingClientRect(); let tx = state.x; let ty = state.y; let target = 0; if (focus && root.contains(focus)) { const box = focus.getBoundingClientRect(); tx = box.left + box.width / 2 - rect.left; ty = box.top + box.height / 2 - rect.top; target = 1; } else if (pointer.active) { tx = pointer.x - rect.left; ty = pointer.y - rect.top; const gap = Math.hypot( Math.max(0, -tx, tx - rect.width), Math.max(0, -ty, ty - rect.height), ); if (gap === 0) target = 1; else if (s.proximity > 0) target = Math.max(0, 1 - gap / s.proximity) ** 2; } if (target < 0.6 && s.ambient && state.visible) { if (!reduce) state.time += dt; const drift = 0.6 - target; tx += (rect.width * (0.5 + 0.34 * Math.sin(state.time * 0.43)) - tx) * (drift / 0.6); ty += (rect.height * (0.5 + 0.3 * Math.sin(state.time * 0.61 + 1.3)) - ty) * (drift / 0.6); target = 0.6; } if (state.presence < 0.02 && target > 0 && !s.ambient) { state.x = tx; state.y = ty; } const follow = reduce || s.smoothing === 0 ? 1 : 1 - Math.exp(-dt / (0.015 + s.smoothing * 0.22)); state.x += (tx - state.x) * follow; state.y += (ty - state.y) * follow; const fade = reduce ? 1 : 1 - Math.exp(-dt / (target > state.presence ? 0.1 : 0.32)); state.presence += (target - state.presence) * fade; if (Math.abs(target - state.presence) < 0.002) state.presence = target; const press = state.pressed && s.flare && !reduce ? 1 : 0; state.flare += (press - state.flare) * (1 - Math.exp(-dt / (press ? 0.05 : 0.28))); if (Math.abs(press - state.flare) < 0.002) state.flare = press; paint(s); const moving = Math.abs(tx - state.x) > 0.1 || Math.abs(ty - state.y) > 0.1; const settled = !moving && state.presence === target && state.flare === press; if (!settled || (s.ambient && state.visible && !reduce)) { raf = requestAnimationFrame(tick); } }; const wake = () => { if (raf || !alive) return; last = performance.now(); raf = requestAnimationFrame(tick); }; wakeRef.current = wake; const onMove = (event: PointerEvent) => { pointer.x = event.clientX; pointer.y = event.clientY; pointer.active = true; if ( state.presence > 0 || settingsRef.current.proximity > 0 || root.contains(event.target as Node | null) ) { wake(); } }; const onOut = (event: PointerEvent) => { if (event.relatedTarget) return; pointer.active = false; wake(); }; const onDown = (event: PointerEvent) => { pointer.x = event.clientX; pointer.y = event.clientY; pointer.active = true; state.pressed = true; wake(); }; const onUp = (event: PointerEvent) => { if (event.pointerType !== "mouse") pointer.active = false; if (!state.pressed && event.pointerType === "mouse") return; state.pressed = false; wake(); }; const onFocusIn = (event: FocusEvent) => { if ( !(event.target instanceof Element) || !event.target.matches(":focus-visible") ) { return; } focus = event.target; wake(); }; const onFocusOut = (event: FocusEvent) => { if (root.contains(event.relatedTarget as Node | null)) return; focus = null; wake(); }; const onScroll = () => { if (pointer.active || state.presence > 0) wake(); }; const observer = new IntersectionObserver((entries) => { state.visible = entries.some((entry) => entry.isIntersecting); if (state.visible) wake(); }); observer.observe(root); window.addEventListener("pointermove", onMove); window.addEventListener("pointerup", onUp); window.addEventListener("pointercancel", onUp); window.addEventListener("scroll", onScroll, { capture: true, passive: true }); document.addEventListener("pointerout", onOut); root.addEventListener("pointerdown", onDown); root.addEventListener("focusin", onFocusIn); root.addEventListener("focusout", onFocusOut); wake(); return () => { alive = false; cancelAnimationFrame(raf); observer.disconnect(); window.removeEventListener("pointermove", onMove); window.removeEventListener("pointerup", onUp); window.removeEventListener("pointercancel", onUp); window.removeEventListener("scroll", onScroll, { capture: true }); document.removeEventListener("pointerout", onOut); root.removeEventListener("pointerdown", onDown); root.removeEventListener("focusin", onFocusIn); root.removeEventListener("focusout", onFocusOut); wakeRef.current = null; }; }, []); return (

); } const AVATAR = "https://images.unsplash.com/photo-1568602471122-7832951cc4c5?w=240&h=240&fit=crop&crop=focalpoint&fp-x=0.64&fp-y=0.355&fp-z=1.45&sat=-100&q=80"; const SKILLS = ["فیگما", "طراحی UX"] as const; const STATS = [ { value: "۴٫۵", label: "امتیاز", star: true }, { value: "+۱۵ هزار", label: "درآمد" }, { value: "۸۰ دلار / ساعت", label: "نرخ" }, ] as const; const GLASS = { dark: { bg: "rgba(255, 255, 255, 0.08)", hover: "rgba(255, 255, 255, 0.13)", shadow: "inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 10px 24px -12px rgba(0, 0, 0, 0.7)", }, light: { bg: "rgba(24, 24, 27, 0.05)", hover: "rgba(24, 24, 27, 0.08)", shadow: "inset 0 1px 0 rgba(255, 255, 255, 0.9), 0 10px 24px -14px rgba(24, 24, 27, 0.3)", }, } as const; /** Follows OpenPreview’s `.dark` / `.light` wrapper (docs theme toggle). */ function usePreviewTheme() { const rootRef = useRef(null); const [theme, setTheme] = useState<"dark" | "light">("dark"); useEffect(() => { const el = rootRef.current; if (!el) return; const read = () => { const themed = el.closest(".dark, .light"); if (themed?.classList.contains("light")) { setTheme("light"); return; } if (themed?.classList.contains("dark")) { setTheme("dark"); return; } setTheme( document.documentElement.classList.contains("dark") ? "dark" : "light", ); }; read(); const host = el.closest(".component-showcase") ?? document.documentElement; const obs = new MutationObserver(read); obs.observe(host, { attributes: true, attributeFilter: ["class"] }); return () => obs.disconnect(); }, []); return { theme, rootRef } as const; } function ProfileContent({ theme }: { theme: "dark" | "light" }) { const [saved, setSaved] = useState(false); const glass = GLASS[theme]; const light = theme === "light"; const glassBtnStyle: React.CSSProperties = { backgroundColor: glass.bg, boxShadow: glass.shadow, backdropFilter: "blur(14px) saturate(1.6)", }; return (

{/* ردیف بالا: آواتار راست، اشتراک چپ */}

ایتان هریسون

طراح محصول

{SKILLS.map((skill) => (

{skill}

))}

{STATS.map((stat) => (

{stat.value} {"star" in stat && stat.star ? ( ) : null}

{stat.label}

))}

); } /** پیش‌نمایش فارسی — همان دموی React Bits با محتوای RTL. */ export default function SpotlightCardExample() { const { theme, rootRef } = usePreviewTheme(); return (

); }