526 lines
17 KiB
TypeScript
526 lines
17 KiB
TypeScript
import { useCallback, useEffect, useMemo, useRef, useState, type CSSProperties } from 'react';
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import { request } from '../lib/api';
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import sfxTier1 from '../assets/big-screen/celebrate-t1.mp3';
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import sfxTier2 from '../assets/big-screen/celebrate-t2.mp3';
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import sfxTier3 from '../assets/big-screen/celebrate-t3.mp3';
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export type BigScreenOrder = {
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id: string;
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orderNo: string;
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payAmount: number;
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items: string;
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/** 展示用时间（付款成功时间） */
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createdAt: string;
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paidAt?: string;
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userPhoneMasked: string | null;
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};
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type AmountTier = 1 | 2 | 3;
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const POLL_MS = 3000;
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const ROW_MS = 2500;
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/** 不足此条数时重复填充，保证滚动连贯 */
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const MIN_SCROLL_ROWS = 10;
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const FX_DURATION_MS = 10_000;
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const WEEKDAYS = ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六'];
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const CELEBRATE_SFX: Record<AmountTier, string> = {
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1: sfxTier1,
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2: sfxTier2,
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3: sfxTier3,
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};
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/** 浏览器自动播放策略：需用户手势后才能出声 */
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let audioUnlocked = false;
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const sharedAudio = typeof Audio !== 'undefined' ? new Audio() : null;
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function unlockCelebrateAudio() {
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if (audioUnlocked || !sharedAudio) return;
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sharedAudio.muted = true;
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sharedAudio.src = CELEBRATE_SFX[1];
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void sharedAudio
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.play()
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.then(() => {
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sharedAudio.pause();
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sharedAudio.currentTime = 0;
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sharedAudio.muted = false;
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audioUnlocked = true;
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})
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.catch(() => {
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/* 等待下次手势 */
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});
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}
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function playCelebrateSfx(tier: AmountTier): () => void {
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if (!sharedAudio) return () => undefined;
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try {
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sharedAudio.pause();
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sharedAudio.currentTime = 0;
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sharedAudio.src = CELEBRATE_SFX[tier];
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sharedAudio.volume = tier === 3 ? 0.85 : tier === 2 ? 0.75 : 0.65;
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sharedAudio.muted = false;
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void sharedAudio.play().catch(() => {
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/* 未解锁时静默失败 */
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});
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} catch {
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/* ignore */
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}
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return () => {
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try {
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sharedAudio.pause();
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sharedAudio.currentTime = 0;
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} catch {
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/* ignore */
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}
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};
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}
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function pad(n: number) {
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return String(n).padStart(2, '0');
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}
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function formatClock(d: Date) {
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return `${pad(d.getHours())}:${pad(d.getMinutes())}:${pad(d.getSeconds())}`;
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}
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function formatDateLine(d: Date) {
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return `${d.getFullYear()} / ${pad(d.getMonth() + 1)} / ${pad(d.getDate())} ${WEEKDAYS[d.getDay()]}`;
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}
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function formatOrderTime(iso: string): string {
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try {
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return formatClock(new Date(iso));
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} catch {
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return iso;
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}
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}
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// function formatAmount(n: number): string {
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// return Number(n || 0).toLocaleString('zh-CN', {
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// minimumFractionDigits: 0,
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// maximumFractionDigits: 0,
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// });
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// }
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function formatAmount(n: number): string {
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const num = Number(n || 0);
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// 先保留两位小数，再分割处理
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const fixed = num.toFixed(2);
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const [intStr, decStr] = fixed.split('.');
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const intFormatted = Number(intStr).toLocaleString('zh-CN');
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return decStr === '00' ? intFormatted : `${intFormatted}.${decStr}`;
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}
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function amountCssClass(payAmount: number, base: string): string {
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const wide = Math.floor(Math.abs(Number(payAmount || 0))) >= 100_000;
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return wide ? `${base} ${base}--6d` : base;
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}
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export function amountTier(payAmount: number): AmountTier {
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if (payAmount >= 1000) return 3;
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if (payAmount >= 500) return 2;
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return 1;
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}
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function LiveClock() {
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const [now, setNow] = useState(() => new Date());
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useEffect(() => {
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const id = setInterval(() => setNow(new Date()), 1000);
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return () => clearInterval(id);
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}, []);
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return (
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<div className="big-screen-hero">
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<div className="big-screen-clock">{formatClock(now)}</div>
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<div className="big-screen-date">{formatDateLine(now)}</div>
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</div>
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);
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}
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function OrderRow({
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order,
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latest,
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}: {
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order: BigScreenOrder;
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latest?: boolean;
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}) {
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const tier = amountTier(order.payAmount);
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return (
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<div
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className={`big-screen-row big-screen-row--t${tier}${latest ? ' is-latest' : ''}`}
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>
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{latest ? <span className="big-screen-row-mark" /> : null}
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<span className={amountCssClass(order.payAmount, 'big-screen-amount')}>
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¥ {formatAmount(order.payAmount)}
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</span>
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<span className="big-screen-items">{order.items || '—'}</span>
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<span className="big-screen-time">{formatOrderTime(order.paidAt ?? order.createdAt)}</span>
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<span className="big-screen-phone">{order.userPhoneMasked || '—'}</span>
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</div>
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);
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}
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type Particle = {
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x: number;
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y: number;
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vx: number;
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vy: number;
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rot: number;
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vr: number;
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w: number;
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h: number;
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color: string;
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life: number;
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kind: 'rect' | 'ribbon' | 'spark';
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rain?: boolean;
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};
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const TIER_COLORS: Record<AmountTier, string[]> = {
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1: ['#e6f7ff', '#91d5ff', '#40a9ff', '#ffffff', '#69c0ff'],
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2: ['#fff1b8', '#ffe58f', '#ffd666', '#fffbe6', '#ffe7ba'],
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3: ['#ffd666', '#faad14', '#ffec3d', '#fff1b8', '#ff4d4f', '#ff7a45', '#ffffff'],
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};
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function spawnParticles(tier: AmountTier, w: number, h: number): Particle[] {
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const colors = TIER_COLORS[tier];
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const count = tier === 3 ? 180 : tier === 2 ? 110 : 70;
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const out: Particle[] = [];
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const cx = w / 2;
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const cy = h * 0.42;
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for (let i = 0; i < count; i++) {
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const angle = Math.random() * Math.PI * 2;
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const speed = (tier === 3 ? 8 : tier === 2 ? 6 : 4) * (0.4 + Math.random());
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const kind: Particle['kind'] =
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tier === 3 && Math.random() < 0.25 ? 'ribbon' : Math.random() < 0.2 ? 'spark' : 'rect';
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out.push({
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x: cx + (Math.random() - 0.5) * 80,
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y: cy + (Math.random() - 0.5) * 40,
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vx: Math.cos(angle) * speed,
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vy: Math.sin(angle) * speed - (tier === 3 ? 6 : 3),
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rot: Math.random() * 360,
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vr: (Math.random() - 0.5) * 18,
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w: kind === 'ribbon' ? 10 + Math.random() * 16 : kind === 'spark' ? 2 : 6 + Math.random() * 8,
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h: kind === 'ribbon' ? 28 + Math.random() * 24 : kind === 'spark' ? 10 + Math.random() * 8 : 4 + Math.random() * 6,
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color: colors[Math.floor(Math.random() * colors.length)],
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life: 1,
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kind,
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});
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}
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if (tier >= 2) {
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for (let i = 0; i < (tier === 3 ? 80 : 40); i++) {
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out.push({
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x: Math.random() * w,
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y: -20 - Math.random() * 80,
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vx: (Math.random() - 0.5) * 1.4,
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vy: 3 + Math.random() * 5,
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rot: Math.random() * 360,
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vr: (Math.random() - 0.5) * 10,
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w: 5 + Math.random() * 8,
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h: 10 + Math.random() * 14,
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color: colors[Math.floor(Math.random() * colors.length)],
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life: 1,
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kind: 'rect',
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rain: true,
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});
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}
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}
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return out;
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}
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function CelebrateFx({ order, onDone }: { order: BigScreenOrder; onDone: () => void }) {
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const canvasRef = useRef<HTMLCanvasElement | null>(null);
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const onDoneRef = useRef(onDone);
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onDoneRef.current = onDone;
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const tier = amountTier(order.payAmount);
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const [displayAmount, setDisplayAmount] = useState(tier === 3 ? 0 : order.payAmount);
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useEffect(() => {
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const timer = window.setTimeout(() => onDoneRef.current(), FX_DURATION_MS);
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return () => window.clearTimeout(timer);
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}, [order.id]);
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useEffect(() => {
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const stop = playCelebrateSfx(tier);
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return stop;
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}, [order.id, tier]);
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useEffect(() => {
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if (tier !== 3) return;
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const start = performance.now();
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const dur = 900;
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let raf = 0;
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const tick = (now: number) => {
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const p = Math.min(1, (now - start) / dur);
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const eased = 1 - (1 - p) ** 3;
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setDisplayAmount(Math.round(order.payAmount * eased));
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if (p < 1) raf = requestAnimationFrame(tick);
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};
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raf = requestAnimationFrame(tick);
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return () => cancelAnimationFrame(raf);
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}, [order.payAmount, order.id, tier]);
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useEffect(() => {
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const canvas = canvasRef.current;
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if (!canvas) return;
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const ctx = canvas.getContext('2d');
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if (!ctx) return;
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const resize = () => {
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canvas.width = canvas.clientWidth * devicePixelRatio;
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canvas.height = canvas.clientHeight * devicePixelRatio;
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ctx.setTransform(devicePixelRatio, 0, 0, devicePixelRatio, 0, 0);
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};
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resize();
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const particles = spawnParticles(tier, canvas.clientWidth, canvas.clientHeight);
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let raf = 0;
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let last = performance.now();
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const started = performance.now();
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const gravity = tier === 3 ? 0.18 : 0.14;
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const loop = (now: number) => {
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const dt = Math.min(32, now - last) / 16.6;
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last = now;
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ctx.clearRect(0, 0, canvas.clientWidth, canvas.clientHeight);
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for (const p of particles) {
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p.vy += gravity * dt;
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p.x += p.vx * dt;
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p.y += p.vy * dt;
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p.rot += p.vr * dt;
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p.life -= (tier === 3 ? 0.002 : 0.003) * dt;
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if (
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p.rain &&
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(p.y > canvas.clientHeight + 30 || p.life <= 0) &&
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now - started < FX_DURATION_MS - 400
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) {
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p.x = Math.random() * canvas.clientWidth;
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p.y = -16 - Math.random() * 60;
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p.vx = (Math.random() - 0.5) * 1.4;
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p.vy = 3 + Math.random() * 5;
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p.life = 1;
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}
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if (p.life <= 0) continue;
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ctx.save();
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ctx.translate(p.x, p.y);
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ctx.rotate((p.rot * Math.PI) / 180);
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ctx.globalAlpha = Math.max(0, p.life);
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ctx.fillStyle = p.color;
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if (p.kind === 'spark') {
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ctx.fillRect(-p.w / 2, -p.h / 2, p.w, p.h);
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} else {
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ctx.fillRect(-p.w / 2, -p.h / 2, p.w, p.h);
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}
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ctx.restore();
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}
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raf = requestAnimationFrame(loop);
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};
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raf = requestAnimationFrame(loop);
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const onResize = () => resize();
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window.addEventListener('resize', onResize);
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return () => {
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cancelAnimationFrame(raf);
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window.removeEventListener('resize', onResize);
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};
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}, [order.id, tier]);
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return (
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<div className={`big-screen-fx big-screen-fx--t${tier}`} role="presentation">
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<canvas ref={canvasRef} className="big-screen-fx-canvas" />
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{tier === 3 ? <div className="big-screen-fx-shock" /> : null}
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{tier === 3 ? <div className="big-screen-fx-shock big-screen-fx-shock--late" /> : null}
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{tier >= 2 ? <div className="big-screen-fx-sweep" /> : null}
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{tier >= 2 ? <div className="big-screen-fx-sweep big-screen-fx-sweep--alt" /> : null}
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<div className={`big-screen-fx-card big-screen-fx-card--t${tier}`}>
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<div className="big-screen-fx-kicker">{tier === 3 ? '高额成交' : tier === 2 ? '大额成交' : '新成交'}</div>
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<div className={amountCssClass(displayAmount || order.payAmount, 'big-screen-fx-amount')}>
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¥ {formatAmount(displayAmount)}
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</div>
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<div className="big-screen-fx-items">{order.items || '—'}</div>
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<div className="big-screen-fx-meta">
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<span>{order.userPhoneMasked || '—'}</span>
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<span>{formatOrderTime(order.paidAt ?? order.createdAt)}</span>
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</div>
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</div>
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</div>
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);
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}
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export default function BigScreenPage() {
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const [items, setItems] = useState<BigScreenOrder[]>([]);
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const [loadError, setLoadError] = useState('');
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const [paused, setPaused] = useState(false);
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const [celebrate, setCelebrate] = useState<BigScreenOrder | null>(null);
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const seenIdsRef = useRef<Set<string> | null>(null);
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const celebratedIdsRef = useRef<Set<string>>(new Set());
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const queueRef = useRef<BigScreenOrder[]>([]);
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const celebratingRef = useRef(false);
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const viewportRef = useRef<HTMLDivElement | null>(null);
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const dayKeyRef = useRef('');
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const [viewportH, setViewportH] = useState(0);
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const playNext = useCallback(() => {
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const next = queueRef.current.shift() ?? null;
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celebratingRef.current = !!next;
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setCelebrate(next);
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setPaused(!!next);
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}, []);
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const enqueueNew = useCallback(
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(fresh: BigScreenOrder[]) => {
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const toCelebrate = fresh.filter((o) => !celebratedIdsRef.current.has(o.id));
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if (!toCelebrate.length) return;
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for (const o of toCelebrate) celebratedIdsRef.current.add(o.id);
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const ranked = [...toCelebrate].sort((a, b) => {
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const td = amountTier(b.payAmount) - amountTier(a.payAmount);
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if (td !== 0) return td;
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return +new Date(b.paidAt ?? b.createdAt) - +new Date(a.paidAt ?? a.createdAt);
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});
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queueRef.current.push(...ranked);
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if (!celebratingRef.current) playNext();
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},
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[playNext],
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);
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const fetchData = useCallback(() => {
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const now = new Date();
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const todayKey = `${now.getFullYear()}-${pad(now.getMonth() + 1)}-${pad(now.getDate())}`;
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if (dayKeyRef.current && dayKeyRef.current !== todayKey) {
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seenIdsRef.current = null;
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celebratedIdsRef.current = new Set();
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queueRef.current = [];
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celebratingRef.current = false;
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setCelebrate(null);
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setPaused(false);
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}
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dayKeyRef.current = todayKey;
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return request<{ items: BigScreenOrder[] }>('/admin/orders/big-screen?limit=2000')
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.then((d) => {
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const list = d.items ?? [];
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setItems(list);
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setLoadError('');
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const seen = seenIdsRef.current;
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if (!seen) {
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seenIdsRef.current = new Set(list.map((o) => o.id));
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for (const o of list) celebratedIdsRef.current.add(o.id);
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return;
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}
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const fresh = list.filter((o) => !seen.has(o.id));
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for (const o of fresh) seen.add(o.id);
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enqueueNew(fresh);
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})
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.catch((e) => {
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setLoadError(e instanceof Error ? e.message : '加载失败');
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});
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}, [enqueueNew]);
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useEffect(() => {
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void fetchData();
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const id = setInterval(() => void fetchData(), POLL_MS);
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return () => clearInterval(id);
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}, [fetchData]);
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useEffect(() => {
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unlockCelebrateAudio();
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const unlock = () => unlockCelebrateAudio();
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window.addEventListener('pointerdown', unlock, { once: true });
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window.addEventListener('keydown', unlock, { once: true });
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return () => {
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window.removeEventListener('pointerdown', unlock);
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window.removeEventListener('keydown', unlock);
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};
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}, []);
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useEffect(() => {
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const html = document.documentElement;
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const prevHtml = html.style.overflow;
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const prevBody = document.body.style.overflow;
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html.style.overflow = 'hidden';
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document.body.style.overflow = 'hidden';
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return () => {
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html.style.overflow = prevHtml;
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document.body.style.overflow = prevBody;
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};
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}, []);
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useEffect(() => {
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const el = viewportRef.current;
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if (!el) return;
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const measure = () => setViewportH(el.clientHeight);
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measure();
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const ro = new ResizeObserver(measure);
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ro.observe(el);
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return () => ro.disconnect();
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}, []);
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const unitItems = useMemo(() => {
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if (!items.length) return [];
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const rowH = 80;
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const visible = Math.max(1, Math.ceil((viewportH || 480) / rowH));
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const minCount = Math.max(MIN_SCROLL_ROWS, visible + 1);
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const unit: BigScreenOrder[] = [];
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while (unit.length < minCount) unit.push(...items);
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return unit;
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}, [items, viewportH]);
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const trackItems = useMemo(() => unitItems.concat(unitItems), [unitItems]);
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const marqueeMs = Math.max(unitItems.length, 1) * ROW_MS;
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const rolling = items.length > 0 && unitItems.length > 0;
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const latestId = items[0]?.id;
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return (
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<div className="big-screen-page">
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<div className="big-screen-stars" aria-hidden />
|
|
<div className="big-screen-frame" aria-hidden>
|
|
<span className="big-screen-corner big-screen-corner--tl" />
|
|
<span className="big-screen-corner big-screen-corner--tr" />
|
|
<span className="big-screen-corner big-screen-corner--bl" />
|
|
<span className="big-screen-corner big-screen-corner--br" />
|
|
</div>
|
|
|
|
<header className="big-screen-header">
|
|
<div className="big-screen-brand">
|
|
<h1 className="big-screen-title">杜康好客</h1>
|
|
<span className="big-screen-subtitle">· 发布会现场</span>
|
|
</div>
|
|
<div className="big-screen-live-wrap">
|
|
<span className="big-screen-live-label">实时成交</span>
|
|
<span className="big-screen-live">
|
|
<span className="big-screen-live-dot" />
|
|
LIVE
|
|
</span>
|
|
</div>
|
|
</header>
|
|
|
|
<LiveClock />
|
|
|
|
<div className="big-screen-list">
|
|
<div className="big-screen-list-body" ref={viewportRef}>
|
|
{items.length === 0 ? null : (
|
|
<div
|
|
className={`big-screen-track${rolling ? ' is-rolling' : ''}${paused ? ' is-paused' : ''}`}
|
|
style={rolling ? ({ ['--marquee-ms']: `${marqueeMs}ms` } as CSSProperties) : undefined}
|
|
>
|
|
{trackItems.map((o, idx) => (
|
|
<OrderRow
|
|
key={`${o.id}-${idx}`}
|
|
order={o}
|
|
latest={idx % items.length === 0 && o.id === latestId}
|
|
/>
|
|
))}
|
|
</div>
|
|
)}
|
|
</div>
|
|
</div>
|
|
|
|
{items.length === 0 ? (
|
|
<div className="big-screen-empty">{loadError || '当日暂无订单'}</div>
|
|
) : null}
|
|
|
|
{celebrate ? (
|
|
<CelebrateFx
|
|
key={celebrate.id}
|
|
order={celebrate}
|
|
onDone={playNext}
|
|
/>
|
|
) : null}
|
|
</div>
|
|
);
|
|
}
|