update pay ui
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@@ -17,9 +17,11 @@ import {
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* @param {string} stockCode - 股票代码
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* @param {string} eventTime - 事件时间(可选)
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* @param {Function} onClick - 点击回调(可选)
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* @param {Array} preloadedData - 预加载的K线数据(可选,由父组件批量加载后传入)
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* @param {boolean} loading - 外部加载状态(可选)
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* @returns {JSX.Element}
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*/
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const MiniTimelineChart = React.memo(function MiniTimelineChart({ stockCode, eventTime, onClick }) {
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const MiniTimelineChart = React.memo(function MiniTimelineChart({ stockCode, eventTime, onClick, preloadedData, loading: externalLoading }) {
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const [data, setData] = useState([]);
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const [loading, setLoading] = useState(false);
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const mountedRef = useRef(true);
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@@ -65,6 +67,15 @@ const MiniTimelineChart = React.memo(function MiniTimelineChart({ stockCode, eve
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return;
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}
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// 优先使用预加载的数据(由父组件批量请求后传入)
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if (preloadedData !== undefined) {
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setData(preloadedData || []);
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setLoading(false);
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loadedRef.current = true;
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dataFetchedRef.current = true;
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return;
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}
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// 如果已经请求过数据,不再重复请求
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if (dataFetchedRef.current) {
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return;
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@@ -75,6 +86,12 @@ const MiniTimelineChart = React.memo(function MiniTimelineChart({ stockCode, eve
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return;
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}
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// 如果外部正在加载,等待外部加载完成
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if (externalLoading) {
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setLoading(true);
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return;
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}
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// 检查批量请求的函数
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const checkBatchAndLoad = () => {
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// 再次检查缓存(批量请求可能已完成)
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@@ -119,7 +136,6 @@ const MiniTimelineChart = React.memo(function MiniTimelineChart({ stockCode, eve
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}
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// 延迟一小段时间再检查(等待批量请求启动)
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// 因为 StockTable 的 useEffect 可能还没执行
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setLoading(true);
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const timeoutId = setTimeout(() => {
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if (!mountedRef.current || dataFetchedRef.current) return;
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@@ -129,7 +145,7 @@ const MiniTimelineChart = React.memo(function MiniTimelineChart({ stockCode, eve
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return;
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}
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// 仍然没有批量请求,发起单独请求
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// 仍然没有批量请求,发起单独请求(备用方案)
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dataFetchedRef.current = true;
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fetchKlineData(stockCode, stableEventTime)
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@@ -147,10 +163,10 @@ const MiniTimelineChart = React.memo(function MiniTimelineChart({ stockCode, eve
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loadedRef.current = true;
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}
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});
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}, 50); // 延迟 50ms 等待批量请求启动
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}, 100); // 延迟 100ms 等待批量请求
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return () => clearTimeout(timeoutId);
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}, [stockCode, stableEventTime, loadData]); // 注意这里使用 stableEventTime
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}, [stockCode, stableEventTime, loadData, preloadedData, externalLoading]); // 添加 preloadedData 和 externalLoading 依赖
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const chartOption = useMemo(() => {
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const prices = data.map(item => item.close ?? item.price).filter(v => typeof v === 'number');
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@@ -249,10 +265,12 @@ const MiniTimelineChart = React.memo(function MiniTimelineChart({ stockCode, eve
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</div>
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);
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}, (prevProps, nextProps) => {
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// 自定义比较函数,只有当stockCode、eventTime或onClick变化时才重新渲染
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// 自定义比较函数
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return prevProps.stockCode === nextProps.stockCode &&
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prevProps.eventTime === nextProps.eventTime &&
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prevProps.onClick === nextProps.onClick;
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prevProps.onClick === nextProps.onClick &&
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prevProps.preloadedData === nextProps.preloadedData &&
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prevProps.loading === nextProps.loading;
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});
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export default MiniTimelineChart;
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@@ -4,7 +4,7 @@ import { Table, Button } from 'antd';
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import { StarFilled, StarOutlined } from '@ant-design/icons';
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import dayjs from 'dayjs';
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import MiniTimelineChart from './MiniTimelineChart';
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import { preloadBatchKlineData } from '../utils/klineDataCache';
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import { fetchBatchKlineData, klineDataCache, getCacheKey } from '../utils/klineDataCache';
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import { logger } from '../../../../../utils/logger';
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/**
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@@ -29,27 +29,71 @@ const StockTable = ({
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}) => {
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// 展开/收缩的行
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const [expandedRows, setExpandedRows] = useState(new Set());
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// K线数据状态:{ [stockCode]: data[] }
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const [klineDataMap, setKlineDataMap] = useState({});
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const [klineLoading, setKlineLoading] = useState(false);
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// 稳定的事件时间,避免重复渲染
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const stableEventTime = useMemo(() => {
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return eventTime ? dayjs(eventTime).format('YYYY-MM-DD HH:mm') : '';
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}, [eventTime]);
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// 批量预加载K线数据
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// 使用 stocks 的 JSON 字符串作为依赖项的 key,避免引用变化导致重复预加载
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// 批量加载K线数据
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// 使用 stocks 的 JSON 字符串作为依赖项的 key,避免引用变化导致重复加载
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const stocksKey = useMemo(() => {
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return stocks.map(s => s.stock_code).sort().join(',');
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}, [stocks]);
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useEffect(() => {
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if (stocks.length > 0) {
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const stockCodes = stocks.map(s => s.stock_code);
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logger.debug('StockTable', '批量预加载K线数据', {
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stockCount: stockCodes.length,
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eventTime: stableEventTime
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});
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preloadBatchKlineData(stockCodes, stableEventTime, 'timeline');
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if (stocks.length === 0) {
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setKlineDataMap({});
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return;
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}
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const stockCodes = stocks.map(s => s.stock_code);
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// 先检查缓存,只请求未缓存的
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const cachedData = {};
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const uncachedCodes = [];
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stockCodes.forEach(code => {
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const cacheKey = getCacheKey(code, stableEventTime, 'timeline');
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const cached = klineDataCache.get(cacheKey);
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if (cached !== undefined) {
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cachedData[code] = cached;
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} else {
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uncachedCodes.push(code);
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}
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});
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// 如果全部缓存命中,直接使用
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if (uncachedCodes.length === 0) {
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setKlineDataMap(cachedData);
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logger.debug('StockTable', 'K线数据全部来自缓存', { stockCount: stockCodes.length });
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return;
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}
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logger.debug('StockTable', '批量加载K线数据', {
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totalCount: stockCodes.length,
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cachedCount: Object.keys(cachedData).length,
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uncachedCount: uncachedCodes.length,
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eventTime: stableEventTime
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});
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setKlineLoading(true);
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// 批量请求未缓存的数据
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fetchBatchKlineData(stockCodes, stableEventTime, 'timeline')
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.then((batchData) => {
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// 合并缓存数据和新数据
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setKlineDataMap({ ...cachedData, ...batchData });
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setKlineLoading(false);
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})
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.catch((error) => {
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logger.error('StockTable', '批量加载K线数据失败', error);
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// 失败时使用已有的缓存数据
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setKlineDataMap(cachedData);
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setKlineLoading(false);
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});
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}, [stocksKey, stableEventTime]); // 使用 stocksKey 而非 stocks 对象引用
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// 切换行展开状态
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@@ -175,6 +219,8 @@ const StockTable = ({
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<MiniTimelineChart
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stockCode={record.stock_code}
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eventTime={stableEventTime}
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preloadedData={klineDataMap[record.stock_code]}
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loading={klineLoading && !klineDataMap[record.stock_code]}
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/>
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),
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},
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@@ -225,7 +271,7 @@ const StockTable = ({
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);
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},
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},
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], [quotes, stableEventTime, expandedRows, toggleRowExpand, watchlistSet, onWatchlistToggle]);
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], [quotes, stableEventTime, expandedRows, toggleRowExpand, watchlistSet, onWatchlistToggle, klineDataMap, klineLoading]);
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return (
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<div style={{ position: 'relative' }}>
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