智能荐股系统 v1.0.0：股票池/行情/新闻RAG/机构持仓/多因子评分/AI深度研报

2026-08-19 19:36:32 +08:00
commit 90a9f9b212
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+/* 智能荐股系统 - 公共工具 */
+const $ = (sel, el) => (el || document).querySelector(sel);
+const $$ = (sel, el) => Array.from((el || document).querySelectorAll(sel));
+
+async function api(url, opts) {
+  const res = await fetch(url, opts);
+  const data = await res.json().catch(() => ({}));
+  if (!res.ok && data.error) throw new Error(data.error);
+  return data;
+}
+
+function fmtPct(v) {
+  if (v === null || v === undefined) return '--';
+  const n = Number(v);
+  return (n > 0 ? '+' : '') + n.toFixed(2) + '%';
+}
+
+function pctClass(v) {
+  const n = Number(v);
+  if (n > 0) return 'up';
+  if (n < 0) return 'down';
+  return 'flat';
+}
+
+function fmtNum(v, digits) {
+  if (v === null || v === undefined) return '--';
+  const n = Number(v);
+  if (Math.abs(n) >= 10000) return (n / 10000).toFixed(2) + '万';
+  return n.toFixed(digits === undefined ? 2 : digits);
+}
+
+function fmtAmountYi(v) {
+  // 万元 -> 亿元
+  const n = Number(v);
+  if (!n) return '--';
+  return (n / 10000).toFixed(2) + '亿';
+}
+
+function escapeHtml(s) {
+  return String(s || '').replace(/[&<>"']/g, c => ({
+    '&': '&amp;', '<': '&lt;', '>': '&gt;', '"': '&quot;', "'": '&#39;'
+  }[c]));
+}
+
+function mdRender(text) {
+  if (window.marked) {
+    return marked.parse(text || '');
+  }
+  return '<pre style="white-space:pre-wrap">' + escapeHtml(text) + '</pre>';
+}
+
+/* 评分环（SVG） */
+function scoreRing(el, score) {
+  const color = score >= 82 ? '#ef4444' : score >= 68 ? '#f59e0b' : score >= 55 ? '#3b82f6' : '#6e7681';
+  const r = 18, c = 2 * Math.PI * r;
+  const off = c * (1 - Math.min(100, score) / 100);
+  el.innerHTML = `<svg width="46" height="46">
+    <circle cx="23" cy="23" r="${r}" stroke="#262d3a" stroke-width="5" fill="none"/>
+    <circle cx="23" cy="23" r="${r}" stroke="${color}" stroke-width="5" fill="none"
+      stroke-linecap="round" stroke-dasharray="${c}" stroke-dashoffset="${off}"/>
+  </svg><span class="ring-val" style="color:${color}">${score}</span>`;
+}
+
+function scoreBars(parts) {
+  const map = [['trend', '趋势'], ['momentum', '动量'], ['technical', '技术'],
+               ['volume', '量能'], ['news', '消息'], ['institutional', '机构']];
+  return map.map(([k, label]) => {
+    const v = parts ? (parts[k] || 0) : 0;
+    const pct = Math.min(100, v / (k === 'trend' ? 25 : k === 'momentum' ? 20 : 15) * 100);
+    return `<div class="score-bar">
+      <div class="sb-label">${label}</div>
+      <div class="sb-track"><div class="sb-fill" style="width:${pct}%"></div></div>
+      <div class="sb-val num">${v}</div>
+    </div>`;
+  }).join('');
+}
+
+/* 导航高亮 */
+(function nav() {
+  const path = location.pathname;
+  $$('.nav-item').forEach(a => {
+    const n = a.dataset.nav;
+    if (n && (path === n || (n !== '/' && path.startsWith(n)))) a.classList.add('active');
+  });
+  const t = setInterval(() => {
+    const el = $('#sideTime');
+    if (!el) { clearInterval(t); return; }
+    el.textContent = new Date().toLocaleString('zh-CN', { hour12: false });
+  }, 1000);
+})();
+
+/* 弹窗 */
+function openModal(html) {
+  let mask = $('.modal-mask');
+  if (!mask) {
+    mask = document.createElement('div');
+    mask.className = 'modal-mask';
+    mask.innerHTML = `<div class="modal"><span class="modal-close">✕</span><div class="modal-body"></div></div>`;
+    document.body.appendChild(mask);
+    $('.modal-close', mask).onclick = () => mask.classList.remove('show');
+    mask.onclick = e => { if (e.target === mask) mask.classList.remove('show'); };
+  }
+  $('.modal-body', mask).innerHTML = html;
+  mask.classList.add('show');
+  return mask;
+}
+
+/* toast */
+function toast(msg, type) {
+  let box = $('#toastBox');
+  if (!box) {
+    box = document.createElement('div');
+    box.id = 'toastBox';
+    box.style.cssText = 'position:fixed;top:20px;right:20px;z-index:999;display:flex;flex-direction:column;gap:8px;';
+    document.body.appendChild(box);
+  }
+  const d = document.createElement('div');
+  d.style.cssText = 'padding:10px 16px;border-radius:8px;background:#1c2230;border:1px solid #262d3a;color:#e6edf3;font-size:13px;box-shadow:0 4px 16px rgba(0,0,0,.4);';
+  d.textContent = msg;
+  box.appendChild(d);
+  setTimeout(() => d.remove(), 2600);
+}
+
+function debounce(fn, ms) {
+  let t;
+  return function () { clearTimeout(t); t = setTimeout(() => fn.apply(this, arguments), ms); };
+}