refactor: 页面重构
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@@ -0,0 +1,51 @@
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import { useEffect, useRef } from 'react';
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import { useInView, useMotionValue, useSpring } from 'framer-motion';
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export function AnimatedCounter({
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value,
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format = 'number',
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className = ''
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}: {
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value: number | string;
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format?: 'number' | 'currency' | 'percent';
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className?: string;
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}) {
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const ref = useRef<HTMLSpanElement>(null);
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const motionValue = useMotionValue(0);
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const springValue = useSpring(motionValue, {
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stiffness: 50,
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damping: 20,
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mass: 1,
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});
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const isInView = useInView(ref, { once: true, margin: '-50px' });
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useEffect(() => {
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if (isInView) {
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const numericValue = typeof value === 'string' ? parseFloat(value.replace(/[^0-9.-]+/g, '')) : value;
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if (!isNaN(numericValue)) {
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motionValue.set(numericValue);
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}
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}
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}, [value, isInView, motionValue]);
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useEffect(() => {
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const unsubscribe = springValue.on('change', (latest) => {
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if (ref.current) {
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if (format === 'currency') {
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ref.current.textContent = `¥${latest.toFixed(2)}`;
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} else if (format === 'percent') {
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ref.current.textContent = `${latest.toFixed(1)}%`;
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} else {
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ref.current.textContent = Math.round(latest).toLocaleString();
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}
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}
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});
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return () => unsubscribe();
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}, [springValue, format]);
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return (
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<span ref={ref} className={className}>
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{typeof value === 'string' && isNaN(parseFloat(value.replace(/[^0-9.-]+/g, ''))) ? value : (format === 'currency' ? '¥0.00' : '0')}
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</span>
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);
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}
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