68 lines
2.3 KiB
JavaScript
68 lines
2.3 KiB
JavaScript
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// 公司研究同步節奏：首次進入必抓；之後等到「下次財報／公開」再更新
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import { fetchEarningsEvents } from './calendar.js';
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function addDaysISO(base, days) {
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const d = new Date(base + 'T12:00:00Z');
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d.setUTCDate(d.getUTCDate() + days);
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return d.toISOString().slice(0, 10);
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}
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function todayISO() {
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return new Date().toISOString().slice(0, 10);
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}
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/** 下次允許重新抓取的日期 = 下一個財報日（尚無則約一季後） */
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export async function computeNextPublicRefresh(symbol) {
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symbol = String(symbol || '').trim().toUpperCase();
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const today = todayISO();
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const end = addDaysISO(today, 200);
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try {
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const events = await fetchEarningsEvents(today, end, [symbol]);
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const upcoming = (events || [])
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.filter(e => e.date && e.date > today)
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.sort((a, b) => a.date.localeCompare(b.date));
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if (upcoming.length) {
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const next = upcoming[0];
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return {
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nextRefreshAfter: next.date,
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nextPublicLabel: next.title || `${symbol} 財報`,
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nextPublicDate: next.date,
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};
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}
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} catch { /* fallback */ }
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const fallback = addDaysISO(today, 92);
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return {
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nextRefreshAfter: fallback,
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nextPublicLabel: '約一季後（暫無財報日曆）',
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nextPublicDate: fallback,
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};
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}
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export function intelRefreshPolicy(enrichedRow) {
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const data = enrichedRow?.data || {};
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const lastSyncAt = data.lastSyncAt || enrichedRow?.updatedAt || null;
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const nextRefreshAfter = data.nextRefreshAfter || null;
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const today = todayISO();
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const neverSynced = !lastSyncAt;
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const due = nextRefreshAfter ? today >= nextRefreshAfter : false;
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const needsSync = neverSynced || due;
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let skipReason = null;
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if (!needsSync && nextRefreshAfter) {
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skipReason = `已同步；下次更新：${nextRefreshAfter}（${data.nextPublicLabel || '下次財報／公開'}）`;
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} else if (!needsSync) {
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skipReason = '已同步';
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}
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return {
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needsSync,
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lastSyncAt: lastSyncAt ? new Date(lastSyncAt).toISOString() : null,
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nextRefreshAfter,
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nextPublicLabel: data.nextPublicLabel || null,
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skipReason,
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};
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}
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export function shouldRunIntelSync(enrichedRow, { force = false } = {}) {
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if (force) return { run: true, reason: 'force' };
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const p = intelRefreshPolicy(enrichedRow);
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return { run: p.needsSync, reason: p.needsSync ? 'first_or_due' : 'wait_public', ...p };
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}
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