update pay ui
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309
src/services/ztStaticService.js
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309
src/services/ztStaticService.js
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/**
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* 涨停分析静态数据服务
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* 从 /data/zt/ 目录读取预生成的 JSON 文件
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* 不依赖后端 API，适合静态部署
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*/
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// 数据基础路径
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const DATA_BASE_URL = '/data/zt';
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// 内存缓存
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const cache = {
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dates: null,
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daily: new Map(),
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};
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/**
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* 获取可用日期列表
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*/
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export const fetchAvailableDates = async () => {
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try {
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// 使用缓存
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if (cache.dates) {
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return { success: true, events: cache.dates };
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}
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const response = await fetch(`${DATA_BASE_URL}/dates.json`);
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if (!response.ok) {
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throw new Error(`HTTP ${response.status}`);
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}
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const data = await response.json();
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// 转换为日历事件格式
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const events = (data.dates || []).map(d => ({
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title: `${d.count}只`,
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start: d.formatted_date,
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end: d.formatted_date,
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className: 'bg-gradient-primary',
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allDay: true,
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date: d.date,
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count: d.count,
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}));
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// 缓存结果
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cache.dates = events;
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return { success: true, events, total: events.length };
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} catch (error) {
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console.error('[ztStaticService] fetchAvailableDates error:', error);
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return { success: false, error: error.message, events: [] };
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}
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};
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/**
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* 获取指定日期的分析数据
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*/
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export const fetchDailyAnalysis = async (date) => {
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try {
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// 使用缓存
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if (cache.daily.has(date)) {
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return { success: true, data: cache.daily.get(date), from_cache: true };
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}
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const response = await fetch(`${DATA_BASE_URL}/daily/${date}.json`);
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if (!response.ok) {
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if (response.status === 404) {
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return { success: false, error: `日期 ${date} 的数据不存在` };
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}
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throw new Error(`HTTP ${response.status}`);
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}
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const data = await response.json();
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// 缓存结果
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cache.daily.set(date, data);
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return { success: true, data, from_cache: false };
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} catch (error) {
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console.error('[ztStaticService] fetchDailyAnalysis error:', error);
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return { success: false, error: error.message };
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}
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};
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/**
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* 获取词云数据
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* 从每日分析数据中提取
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*/
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export const fetchWordCloudData = async (date) => {
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try {
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const result = await fetchDailyAnalysis(date);
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if (!result.success) {
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return result;
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}
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const wordFreqData = result.data.word_freq_data || [];
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return { success: true, data: wordFreqData };
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} catch (error) {
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console.error('[ztStaticService] fetchWordCloudData error:', error);
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return { success: false, error: error.message, data: [] };
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}
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};
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/**
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* 获取高位股统计
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* 从每日分析数据中的 stocks 计算
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*/
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export const fetchHighPositionStocks = async (date) => {
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try {
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const result = await fetchDailyAnalysis(date);
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if (!result.success) {
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return result;
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}
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const stocks = result.data.stocks || [];
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// 筛选连板股（continuous_days 包含数字 >= 2）
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const highPositionStocks = stocks
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.filter(stock => {
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const days = parseContinuousDays(stock.continuous_days);
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return days >= 2;
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})
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.map(stock => {
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const days = parseContinuousDays(stock.continuous_days);
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return {
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stock_code: stock.scode,
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stock_name: stock.sname,
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price: '-', // 静态数据中没有实时价格
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increase_rate: 10.0, // 涨停固定 10%
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continuous_limit_up: days,
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industry: (stock.core_sectors || [])[0] || '未知',
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turnover_rate: '-', // 静态数据中没有换手率
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brief: stock.brief || '',
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};
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})
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.sort((a, b) => b.continuous_limit_up - a.continuous_limit_up);
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// 计算统计数据
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const totalCount = highPositionStocks.length;
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const maxDays = highPositionStocks.length > 0
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? Math.max(...highPositionStocks.map(s => s.continuous_limit_up))
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: 0;
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const avgDays = highPositionStocks.length > 0
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? (highPositionStocks.reduce((sum, s) => sum + s.continuous_limit_up, 0) / totalCount).toFixed(1)
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: 0;
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return {
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success: true,
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data: {
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stocks: highPositionStocks,
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statistics: {
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total_count: totalCount,
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max_continuous_days: maxDays,
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avg_continuous_days: avgDays,
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},
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},
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};
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} catch (error) {
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console.error('[ztStaticService] fetchHighPositionStocks error:', error);
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return { success: false, error: error.message };
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}
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};
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/**
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* 解析连板天数
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* 例如 "2连板" -> 2, "首板" -> 1
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*/
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const parseContinuousDays = (str) => {
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if (!str) return 1;
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const match = str.match(/(\d+)/);
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if (match) {
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return parseInt(match[1], 10);
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}
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if (str.includes('首板')) return 1;
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return 1;
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};
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/**
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* 关键词搜索股票
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* 从缓存的数据中搜索
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*/
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export const searchStocks = async (searchParams) => {
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try {
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const { query, date, date_range, page = 1, page_size = 20 } = searchParams;
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if (!query || query.trim() === '') {
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return { success: false, error: '搜索关键词不能为空' };
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}
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const queryLower = query.toLowerCase().trim();
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let allStocks = [];
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// 确定要搜索的日期范围
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let datesToSearch = [];
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if (date) {
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datesToSearch = [date];
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} else if (date_range?.start && date_range?.end) {
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// 从缓存的日期中筛选
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const datesResult = await fetchAvailableDates();
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if (datesResult.success) {
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datesToSearch = datesResult.events
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.filter(d => d.date >= date_range.start && d.date <= date_range.end)
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.map(d => d.date);
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}
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} else {
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// 默认搜索最近 30 天
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const datesResult = await fetchAvailableDates();
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if (datesResult.success) {
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datesToSearch = datesResult.events.slice(0, 30).map(d => d.date);
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}
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}
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// 从每个日期的数据中搜索
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for (const d of datesToSearch) {
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const result = await fetchDailyAnalysis(d);
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if (result.success && result.data.stocks) {
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const stocks = result.data.stocks.map(s => ({ ...s, date: d }));
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allStocks = allStocks.concat(stocks);
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}
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}
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// 关键词匹配
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const results = allStocks
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.map(stock => {
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let score = 0;
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// 精确匹配股票代码
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if (queryLower === (stock.scode || '').toLowerCase()) {
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score = 100;
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}
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// 精确匹配股票名称
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else if (queryLower === (stock.sname || '').toLowerCase()) {
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score = 90;
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}
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// 部分匹配股票名称
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else if ((stock.sname || '').toLowerCase().includes(queryLower)) {
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score = 80;
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}
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// 匹配板块
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else if ((stock.core_sectors || []).some(s => s.toLowerCase().includes(queryLower))) {
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score = 70;
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}
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// 匹配涨停原因
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else if ((stock.brief || '').toLowerCase().includes(queryLower)) {
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score = 60;
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}
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return { ...stock, _score: score };
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})
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.filter(s => s._score > 0)
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.sort((a, b) => b._score - a._score || b.date.localeCompare(a.date));
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// 分页
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const total = results.length;
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const start = (page - 1) * page_size;
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const pageResults = results.slice(start, start + page_size);
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return {
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success: true,
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data: {
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stocks: pageResults,
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total,
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page,
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page_size,
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total_pages: Math.ceil(total / page_size),
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search_mode: 'keyword',
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},
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};
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} catch (error) {
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console.error('[ztStaticService] searchStocks error:', error);
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return { success: false, error: error.message };
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}
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};
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/**
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* 批量获取股票详情
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*/
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export const fetchStocksBatchDetail = async (codes, date) => {
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try {
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const result = await fetchDailyAnalysis(date);
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if (!result.success) {
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return result;
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}
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const stocks = (result.data.stocks || []).filter(s => codes.includes(s.scode));
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return { success: true, data: stocks };
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} catch (error) {
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console.error('[ztStaticService] fetchStocksBatchDetail error:', error);
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return { success: false, error: error.message };
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}
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};
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/**
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* 清除缓存
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*/
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export const clearCache = () => {
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cache.dates = null;
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cache.daily.clear();
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};
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export default {
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fetchAvailableDates,
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fetchDailyAnalysis,
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fetchWordCloudData,
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fetchHighPositionStocks,
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searchStocks,
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fetchStocksBatchDetail,
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clearCache,
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};
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