Files
real-time-fund/app/api/fund.js
2026-02-08 22:31:27 +08:00

407 lines
15 KiB
JavaScript

import dayjs from 'dayjs';
import utc from 'dayjs/plugin/utc';
import timezone from 'dayjs/plugin/timezone';
dayjs.extend(utc);
dayjs.extend(timezone);
dayjs.tz.setDefault('Asia/Shanghai');
const TZ = 'Asia/Shanghai';
const nowInTz = () => dayjs().tz(TZ);
const toTz = (input) => (input ? dayjs.tz(input, TZ) : nowInTz());
export const loadScript = (url) => {
return new Promise((resolve, reject) => {
if (typeof document === 'undefined' || !document.body) return resolve();
const script = document.createElement('script');
script.src = url;
script.async = true;
const cleanup = () => {
if (document.body.contains(script)) document.body.removeChild(script);
};
script.onload = () => {
cleanup();
resolve();
};
script.onerror = () => {
cleanup();
reject(new Error('数据加载失败'));
};
document.body.appendChild(script);
});
};
export const fetchFundNetValue = async (code, date) => {
if (typeof window === 'undefined') return null;
const url = `https://fundf10.eastmoney.com/F10DataApi.aspx?type=lsjz&code=${code}&page=1&per=1&sdate=${date}&edate=${date}`;
try {
await loadScript(url);
if (window.apidata && window.apidata.content) {
const content = window.apidata.content;
if (content.includes('暂无数据')) return null;
const rows = content.split('<tr>');
for (const row of rows) {
if (row.includes(`<td>${date}</td>`)) {
const cells = row.match(/<td[^>]*>(.*?)<\/td>/g);
if (cells && cells.length >= 2) {
const valStr = cells[1].replace(/<[^>]+>/g, '');
const val = parseFloat(valStr);
return isNaN(val) ? null : val;
}
}
}
}
return null;
} catch (e) {
return null;
}
};
export const fetchSmartFundNetValue = async (code, startDate) => {
const today = nowInTz().startOf('day');
let current = toTz(startDate).startOf('day');
for (let i = 0; i < 30; i++) {
if (current.isAfter(today)) break;
const dateStr = current.format('YYYY-MM-DD');
const val = await fetchFundNetValue(code, dateStr);
if (val !== null) {
return { date: dateStr, value: val };
}
current = current.add(1, 'day');
}
return null;
};
export const fetchFundDataFallback = async (c) => {
if (typeof window === 'undefined' || typeof document === 'undefined') {
throw new Error('无浏览器环境');
}
return new Promise(async (resolve, reject) => {
const searchCallbackName = `SuggestData_fallback_${Date.now()}`;
const searchUrl = `https://fundsuggest.eastmoney.com/FundSearch/api/FundSearchAPI.ashx?m=1&key=${encodeURIComponent(c)}&callback=${searchCallbackName}&_=${Date.now()}`;
let fundName = '';
try {
await new Promise((resSearch, rejSearch) => {
window[searchCallbackName] = (data) => {
if (data && data.Datas && data.Datas.length > 0) {
const found = data.Datas.find(d => d.CODE === c);
if (found) {
fundName = found.NAME || found.SHORTNAME || '';
}
}
delete window[searchCallbackName];
resSearch();
};
const script = document.createElement('script');
script.src = searchUrl;
script.async = true;
script.onload = () => {
if (document.body.contains(script)) document.body.removeChild(script);
};
script.onerror = () => {
if (document.body.contains(script)) document.body.removeChild(script);
delete window[searchCallbackName];
rejSearch(new Error('搜索接口失败'));
};
document.body.appendChild(script);
setTimeout(() => {
if (window[searchCallbackName]) {
delete window[searchCallbackName];
resSearch();
}
}, 3000);
});
} catch (e) {
}
const tUrl = `https://qt.gtimg.cn/q=jj${c}`;
const tScript = document.createElement('script');
tScript.src = tUrl;
tScript.onload = () => {
const v = window[`v_jj${c}`];
if (v && v.length > 5) {
const p = v.split('~');
const name = fundName || p[1] || `未知基金(${c})`;
const dwjz = p[5];
const zzl = parseFloat(p[7]);
const jzrq = p[8] ? p[8].slice(0, 10) : '';
if (dwjz) {
resolve({
code: c,
name: name,
dwjz: dwjz,
gsz: null,
gztime: null,
jzrq: jzrq,
gszzl: null,
zzl: !isNaN(zzl) ? zzl : null,
noValuation: true,
holdings: []
});
} else {
reject(new Error('未能获取到基金数据'));
}
} else {
reject(new Error('未能获取到基金数据'));
}
if (document.body.contains(tScript)) document.body.removeChild(tScript);
};
tScript.onerror = () => {
if (document.body.contains(tScript)) document.body.removeChild(tScript);
reject(new Error('基金数据加载失败'));
};
document.body.appendChild(tScript);
});
};
export const fetchFundData = async (c) => {
if (typeof window === 'undefined' || typeof document === 'undefined') {
throw new Error('无浏览器环境');
}
return new Promise(async (resolve, reject) => {
const gzUrl = `https://fundgz.1234567.com.cn/js/${c}.js?rt=${Date.now()}`;
const scriptGz = document.createElement('script');
scriptGz.src = gzUrl;
const originalJsonpgz = window.jsonpgz;
window.jsonpgz = (json) => {
window.jsonpgz = originalJsonpgz;
if (!json || typeof json !== 'object') {
fetchFundDataFallback(c).then(resolve).catch(reject);
return;
}
const gszzlNum = Number(json.gszzl);
const gzData = {
code: json.fundcode,
name: json.name,
dwjz: json.dwjz,
gsz: json.gsz,
gztime: json.gztime,
jzrq: json.jzrq,
gszzl: Number.isFinite(gszzlNum) ? gszzlNum : json.gszzl
};
const tencentPromise = new Promise((resolveT) => {
const tUrl = `https://qt.gtimg.cn/q=jj${c}`;
const tScript = document.createElement('script');
tScript.src = tUrl;
tScript.onload = () => {
const v = window[`v_jj${c}`];
if (v) {
const p = v.split('~');
resolveT({
dwjz: p[5],
zzl: parseFloat(p[7]),
jzrq: p[8] ? p[8].slice(0, 10) : ''
});
} else {
resolveT(null);
}
if (document.body.contains(tScript)) document.body.removeChild(tScript);
};
tScript.onerror = () => {
if (document.body.contains(tScript)) document.body.removeChild(tScript);
resolveT(null);
};
document.body.appendChild(tScript);
});
const holdingsPromise = new Promise((resolveH) => {
const holdingsUrl = `https://fundf10.eastmoney.com/FundArchivesDatas.aspx?type=jjcc&code=${c}&topline=10&year=&month=&_=${Date.now()}`;
loadScript(holdingsUrl).then(async () => {
let holdings = [];
const html = window.apidata?.content || '';
const headerRow = (html.match(/<thead[\s\S]*?<tr[\s\S]*?<\/tr>[\s\S]*?<\/thead>/i) || [])[0] || '';
const headerCells = (headerRow.match(/<th[\s\S]*?>([\s\S]*?)<\/th>/gi) || []).map(th => th.replace(/<[^>]*>/g, '').trim());
let idxCode = -1, idxName = -1, idxWeight = -1;
headerCells.forEach((h, i) => {
const t = h.replace(/\s+/g, '');
if (idxCode < 0 && (t.includes('股票代码') || t.includes('证券代码'))) idxCode = i;
if (idxName < 0 && (t.includes('股票名称') || t.includes('证券名称'))) idxName = i;
if (idxWeight < 0 && (t.includes('占净值比例') || t.includes('占比'))) idxWeight = i;
});
const rows = html.match(/<tbody[\s\S]*?<\/tbody>/i) || [];
const dataRows = rows.length ? rows[0].match(/<tr[\s\S]*?<\/tr>/gi) || [] : html.match(/<tr[\s\S]*?<\/tr>/gi) || [];
for (const r of dataRows) {
const tds = (r.match(/<td[\s\S]*?>([\s\S]*?)<\/td>/gi) || []).map(td => td.replace(/<[^>]*>/g, '').trim());
if (!tds.length) continue;
let code = '';
let name = '';
let weight = '';
if (idxCode >= 0 && tds[idxCode]) {
const m = tds[idxCode].match(/(\d{6})/);
code = m ? m[1] : tds[idxCode];
} else {
const codeIdx = tds.findIndex(txt => /^\d{6}$/.test(txt));
if (codeIdx >= 0) code = tds[codeIdx];
}
if (idxName >= 0 && tds[idxName]) {
name = tds[idxName];
} else if (code) {
const i = tds.findIndex(txt => txt && txt !== code && !/%$/.test(txt));
name = i >= 0 ? tds[i] : '';
}
if (idxWeight >= 0 && tds[idxWeight]) {
const wm = tds[idxWeight].match(/([\d.]+)\s*%/);
weight = wm ? `${wm[1]}%` : tds[idxWeight];
} else {
const wIdx = tds.findIndex(txt => /\d+(?:\.\d+)?\s*%/.test(txt));
weight = wIdx >= 0 ? tds[wIdx].match(/([\d.]+)\s*%/)?.[1] + '%' : '';
}
if (code || name || weight) {
holdings.push({ code, name, weight, change: null });
}
}
holdings = holdings.slice(0, 10);
const needQuotes = holdings.filter(h => /^\d{6}$/.test(h.code) || /^\d{5}$/.test(h.code));
if (needQuotes.length) {
try {
const tencentCodes = needQuotes.map(h => {
const cd = String(h.code || '');
if (/^\d{6}$/.test(cd)) {
const pfx = cd.startsWith('6') || cd.startsWith('9') ? 'sh' : ((cd.startsWith('4') || cd.startsWith('8')) ? 'bj' : 'sz');
return `s_${pfx}${cd}`;
}
if (/^\d{5}$/.test(cd)) {
return `s_hk${cd}`;
}
return null;
}).filter(Boolean).join(',');
if (!tencentCodes) {
resolveH(holdings);
return;
}
const quoteUrl = `https://qt.gtimg.cn/q=${tencentCodes}`;
await new Promise((resQuote) => {
const scriptQuote = document.createElement('script');
scriptQuote.src = quoteUrl;
scriptQuote.onload = () => {
needQuotes.forEach(h => {
const cd = String(h.code || '');
let varName = '';
if (/^\d{6}$/.test(cd)) {
const pfx = cd.startsWith('6') || cd.startsWith('9') ? 'sh' : ((cd.startsWith('4') || cd.startsWith('8')) ? 'bj' : 'sz');
varName = `v_s_${pfx}${cd}`;
} else if (/^\d{5}$/.test(cd)) {
varName = `v_s_hk${cd}`;
} else {
return;
}
const dataStr = window[varName];
if (dataStr) {
const parts = dataStr.split('~');
if (parts.length > 5) {
h.change = parseFloat(parts[5]);
}
}
});
if (document.body.contains(scriptQuote)) document.body.removeChild(scriptQuote);
resQuote();
};
scriptQuote.onerror = () => {
if (document.body.contains(scriptQuote)) document.body.removeChild(scriptQuote);
resQuote();
};
document.body.appendChild(scriptQuote);
});
} catch (e) {
}
}
resolveH(holdings);
}).catch(() => resolveH([]));
});
Promise.all([tencentPromise, holdingsPromise]).then(([tData, holdings]) => {
if (tData) {
if (tData.jzrq && (!gzData.jzrq || tData.jzrq >= gzData.jzrq)) {
gzData.dwjz = tData.dwjz;
gzData.jzrq = tData.jzrq;
gzData.zzl = tData.zzl;
}
}
resolve({ ...gzData, holdings });
});
};
scriptGz.onerror = () => {
window.jsonpgz = originalJsonpgz;
if (document.body.contains(scriptGz)) document.body.removeChild(scriptGz);
reject(new Error('基金数据加载失败'));
};
document.body.appendChild(scriptGz);
setTimeout(() => {
if (document.body.contains(scriptGz)) document.body.removeChild(scriptGz);
}, 5000);
});
};
export const searchFunds = async (val) => {
if (!val.trim()) return [];
if (typeof window === 'undefined' || typeof document === 'undefined') return [];
const callbackName = `SuggestData_${Date.now()}`;
const url = `https://fundsuggest.eastmoney.com/FundSearch/api/FundSearchAPI.ashx?m=1&key=${encodeURIComponent(val)}&callback=${callbackName}&_=${Date.now()}`;
return new Promise((resolve, reject) => {
window[callbackName] = (data) => {
let results = [];
if (data && data.Datas) {
results = data.Datas.filter(d =>
d.CATEGORY === 700 ||
d.CATEGORY === '700' ||
d.CATEGORYDESC === '基金'
);
}
delete window[callbackName];
resolve(results);
};
const script = document.createElement('script');
script.src = url;
script.async = true;
script.onload = () => {
if (document.body.contains(script)) document.body.removeChild(script);
};
script.onerror = () => {
if (document.body.contains(script)) document.body.removeChild(script);
delete window[callbackName];
reject(new Error('搜索请求失败'));
};
document.body.appendChild(script);
});
};
export const fetchShanghaiIndexDate = async () => {
if (typeof window === 'undefined' || typeof document === 'undefined') return null;
return new Promise((resolve, reject) => {
const script = document.createElement('script');
script.src = `https://qt.gtimg.cn/q=sh000001&_t=${Date.now()}`;
script.onload = () => {
const data = window.v_sh000001;
let dateStr = null;
if (data) {
const parts = data.split('~');
if (parts.length > 30) {
dateStr = parts[30].slice(0, 8);
}
}
if (document.body.contains(script)) document.body.removeChild(script);
resolve(dateStr);
};
script.onerror = () => {
if (document.body.contains(script)) document.body.removeChild(script);
reject(new Error('指数数据加载失败'));
};
document.body.appendChild(script);
});
};
export const fetchLatestRelease = async () => {
const res = await fetch('https://api.github.com/repos/hzm0321/real-time-fund/releases/latest');
if (!res.ok) return null;
const data = await res.json();
return {
tagName: data.tag_name,
body: data.body || ''
};
};
export const submitFeedback = async (formData) => {
const response = await fetch('https://api.web3forms.com/submit', {
method: 'POST',
body: formData
});
return response.json();
};