305 lines
8.9 KiB
JavaScript
305 lines
8.9 KiB
JavaScript
/**
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* 涨停数据服务
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* 获取涨停板块、个股、统计等数据
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*/
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import { apiRequest, API_BASE } from './api';
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export const ztService = {
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/**
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* 获取指定日期的涨停数据
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* @param {string} dateStr - 日期 YYYYMMDD 格式
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* @returns {Promise<object>} 涨停数据
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*/
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getDailyZt: async (dateStr) => {
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try {
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// 尝试从静态数据获取
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const response = await fetch(`${API_BASE}/data/zt/daily/${dateStr}.json`);
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if (response.ok) {
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const data = await response.json();
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return { success: true, data };
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}
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return { success: false, message: '数据不存在' };
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} catch (error) {
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console.error('获取涨停数据失败:', error);
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return { success: false, message: error.message };
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}
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},
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/**
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* 获取最新的涨停数据（今日或最近交易日）
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* @returns {Promise<object>} 最新涨停数据
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*/
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getLatestZt: async () => {
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try {
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const response = await fetch(`${API_BASE}/data/zt/latest.json`);
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if (response.ok) {
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const data = await response.json();
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return { success: true, data };
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}
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// 如果没有 latest.json，尝试获取今天的数据
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const today = new Date();
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const dateStr = today.toISOString().slice(0, 10).replace(/-/g, '');
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return ztService.getDailyZt(dateStr);
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} catch (error) {
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console.error('获取最新涨停数据失败:', error);
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return { success: false, message: error.message };
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}
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},
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/**
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* 获取可用的涨停数据日期列表
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* @returns {Promise<object>} 日期列表
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*/
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getAvailableDates: async () => {
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try {
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const response = await fetch(`${API_BASE}/data/zt/dates.json`);
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if (response.ok) {
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const data = await response.json();
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return { success: true, data };
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}
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return { success: false, data: [] };
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} catch (error) {
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return { success: false, data: [] };
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}
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},
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/**
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* 获取板块详情（包含该板块的所有涨停股票）
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* @param {string} dateStr - 日期
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* @param {string} sectorName - 板块名称
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* @returns {Promise<object>} 板块详情
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*/
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getSectorDetail: async (dateStr, sectorName) => {
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const result = await ztService.getDailyZt(dateStr);
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if (!result.success) return result;
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const sectorData = result.data.sector_data?.[sectorName];
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if (!sectorData) {
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return { success: false, message: '板块不存在' };
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}
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// 获取该板块的股票详情
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const stocks = result.data.stocks?.filter(s =>
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sectorData.stock_codes?.includes(s.scode)
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) || [];
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return {
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success: true,
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data: {
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name: sectorName,
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count: sectorData.count,
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stocks,
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related_events: sectorData.related_events || [],
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}
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};
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},
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/**
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* 获取连板统计
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* @param {object} ztData - 涨停原始数据
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* @returns {object} 统计结果
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*/
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calculateStats: (ztData) => {
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if (!ztData) return null;
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const stocks = ztData.stocks || ztData.stock_infos || [];
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// 连板统计
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const continuousStats = {};
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// 时间统计
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const timeStats = { '秒板': 0, '早盘': 0, '盘中': 0, '尾盘': 0 };
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// 公告驱动统计
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let announcementCount = 0;
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stocks.forEach(stock => {
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// 连板统计
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const continuous = stock.continuous_days || '首板';
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continuousStats[continuous] = (continuousStats[continuous] || 0) + 1;
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// 时间统计
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const time = stock.formatted_time || stock.zt_time;
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if (time) {
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const hour = parseInt(time.split(':')[0]);
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const minute = parseInt(time.split(':')[1]);
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const totalMinutes = hour * 60 + minute;
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if (totalMinutes <= 9 * 60 + 31) {
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timeStats['秒板']++;
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} else if (totalMinutes <= 10 * 60 + 30) {
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timeStats['早盘']++;
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} else if (totalMinutes <= 14 * 60) {
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timeStats['盘中']++;
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} else {
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timeStats['尾盘']++;
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}
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}
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// 公告驱动
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if (stock.is_announcement) {
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announcementCount++;
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}
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});
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return {
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total: ztData.total_stocks || stocks.length,
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continuousStats,
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timeStats,
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announcementCount,
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announcementRatio: stocks.length > 0
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? ((announcementCount / stocks.length) * 100).toFixed(1)
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: 0,
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};
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},
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/**
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* 获取热门板块排序
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* @param {object} ztData - 涨停原始数据
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* @param {number} limit - 返回数量
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* @returns {Array} 排序后的板块列表
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*/
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getHotSectors: (ztData, limit = 10) => {
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if (!ztData?.sector_data) return [];
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// 需要过滤掉的板块名称
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const excludedSectors = ['其他', '公告'];
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const sectors = Object.entries(ztData.sector_data)
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.filter(([name]) => !excludedSectors.includes(name)) // 过滤掉"其他"和"公告"
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.map(([name, data]) => ({
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name,
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count: data.count || 0,
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stock_codes: data.stock_codes || [],
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related_events: data.related_events || [],
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// 计算热度分数：涨停数 * 权重 + 关联事件数 * 权重
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hotScore: (data.count || 0) * 10 + (data.related_events?.length || 0) * 5,
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}))
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.sort((a, b) => b.hotScore - a.hotScore)
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.slice(0, limit);
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return sectors;
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},
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/**
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* 获取连板龙头股
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* @param {object} ztData - 涨停原始数据
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* @param {number} minDays - 最小连板天数
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* @returns {Array} 连板股列表
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*/
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getContinuousLeaders: (ztData, minDays = 2) => {
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const stocks = ztData?.stocks || ztData?.stock_infos || [];
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// 解析连板天数
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const parseDay = (str) => {
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if (!str || str === '首板') return 1;
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const match = str.match(/(\d+)/);
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return match ? parseInt(match[1]) : 1;
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};
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return stocks
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.filter(s => parseDay(s.continuous_days) >= minDays)
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.sort((a, b) => parseDay(b.continuous_days) - parseDay(a.continuous_days));
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},
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/**
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* 获取热门关键词
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* @param {object} ztData - 涨停原始数据
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* @param {number} limit - 返回数量
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* @returns {Array} 关键词列表
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*/
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getHotKeywords: (ztData, limit = 12) => {
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return (ztData?.word_freq_data || []).slice(0, limit);
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},
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/**
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* 获取日历综合数据（涨停数 + 事件数 + 涨跌幅 + 热门概念）
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* @param {number} year - 年份
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* @param {number} month - 月份 (1-12)
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* @returns {Promise<object>} 日历数据
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*/
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getCalendarData: async (year, month) => {
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try {
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// 获取日期列表
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const datesResult = await ztService.getAvailableDates();
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if (!datesResult.success) {
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return { success: false, data: [] };
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}
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const dates = datesResult.data.dates || [];
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const calendarData = [];
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// 过滤当月数据
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const monthStr = String(month).padStart(2, '0');
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const monthPrefix = `${year}${monthStr}`;
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for (const dateInfo of dates) {
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const dateStr = dateInfo.date;
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if (!dateStr.startsWith(monthPrefix)) continue;
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// 获取每日详细数据
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const dailyResult = await ztService.getDailyZt(dateStr);
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let topSector = '';
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let indexChange = null;
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if (dailyResult.success && dailyResult.data) {
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// 获取最热板块
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const hotSectors = ztService.getHotSectors(dailyResult.data, 1);
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topSector = hotSectors[0]?.name || '';
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// 获取指数涨跌幅（如果数据中有）
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indexChange = dailyResult.data.index_change || null;
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}
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calendarData.push({
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date: dateStr,
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ztCount: dateInfo.count || 0,
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topSector,
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eventCount: dateInfo.event_count || 0,
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indexChange,
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});
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}
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return { success: true, data: calendarData };
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} catch (error) {
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console.error('获取日历数据失败:', error);
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return { success: false, data: [] };
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}
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},
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/**
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* 快速获取日历数据（只从 dates.json 获取基础信息）
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* @param {number} year - 年份
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* @param {number} month - 月份 (1-12)
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* @returns {Promise<object>} 日历数据
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*/
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getCalendarDataFast: async (year, month) => {
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try {
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const datesResult = await ztService.getAvailableDates();
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if (!datesResult.success) {
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return { success: false, data: [] };
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}
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const dates = datesResult.data.dates || [];
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const monthStr = String(month).padStart(2, '0');
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const monthPrefix = `${year}${monthStr}`;
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const calendarData = dates
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.filter(d => d.date.startsWith(monthPrefix))
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.map(d => ({
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date: d.date,
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ztCount: d.count || 0,
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formattedDate: d.formatted_date,
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topSector: d.top_sector || '',
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eventCount: d.event_count || 0,
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indexChange: d.index_change || null,
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}));
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return { success: true, data: calendarData };
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} catch (error) {
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console.error('获取日历数据失败:', error);
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return { success: false, data: [] };
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}
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},
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};
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export default ztService;
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