447 lines
18 KiB
JavaScript
447 lines
18 KiB
JavaScript
const stockPreviewCache = new Map();
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const STOCK_PREVIEW_DELAY = 380;
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const STOCK_PREVIEW_CACHE_MS = 5 * 60 * 1000;
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const LIVE_REFRESH_DEFAULT_MS = 10 * 1000;
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let stockPreviewOpenTimer = null;
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let stockPreviewCloseTimer = null;
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let stockPreviewAbortController = null;
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let stockPreviewAnchor = null;
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function bindStockRows(container) {
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animateRows(container);
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decorateStockPreviewTargets(container);
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container.querySelectorAll("[data-code]").forEach((rowElement) => {
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rowElement.addEventListener("click", (event) => {
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const interactive = event.target.closest("button, a, input, select, textarea, summary");
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if (interactive && interactive !== rowElement) return;
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openStock(rowElement.dataset.code, findStockFallback(rowElement.dataset.code));
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});
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});
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}
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function decorateStockPreviewTargets(container) {
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container.querySelectorAll(".stock-code").forEach((trigger) => {
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const code = stockCodeFromTrigger(trigger);
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if (!code) return;
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trigger.classList.add("stock-preview-trigger");
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trigger.tabIndex = 0;
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trigger.setAttribute("role", "button");
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trigger.setAttribute("aria-label", `预览 ${code} 行情`);
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trigger.title = "悬停预览行情，点击查看完整详情";
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});
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}
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function stockCodeFromTrigger(trigger) {
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const candidate = trigger?.dataset?.stockPreviewCode
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|| trigger?.closest?.("[data-code]")?.dataset?.code
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|| trigger?.textContent?.trim();
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const matched = String(candidate || "").match(/\b(\d{6})\b/);
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return matched ? matched[1] : "";
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}
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function marketPreviewTargetFromTrigger(trigger) {
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if (trigger?.classList?.contains("market-preview-trigger")) {
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const type = String(trigger.dataset.marketPreviewType || "").trim().toLowerCase();
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const id = String(trigger.dataset.marketPreviewId || "").trim().toUpperCase();
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if (type === "theme" && id) {
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const item = (state.themeLibrary?.items || []).find((row) => String(row.code) === id) || {};
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return {
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type,
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id,
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code: id,
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name: item.name || trigger.textContent?.trim() || "--",
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type_label: "题材",
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change: item.change,
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value: item.close,
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};
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}
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}
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const code = stockCodeFromTrigger(trigger);
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return code ? { type: "stock", id: code, code } : null;
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}
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function previewTriggerFromEvent(event) {
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return event.target.closest?.(".stock-preview-trigger, .market-preview-trigger");
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}
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function showMarketPreview(target, trigger) {
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if (!target) return;
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if (target.type === "stock") showStockPreview(target.id, trigger);
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else showEntityPreview(target, trigger);
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}
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function findStockFallback(code) {
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const dashboardRows = [
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...(state.dashboard?.limits || []),
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...(state.dashboard?.broken || []),
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...(state.dashboard?.down_limits || []),
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...(state.dashboard?.yesterday_limits || []),
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];
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const screenerRows = Object.values(state.screenerResultStore)
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.flatMap((entry) => entry?.result?.candidates || []);
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const dragonRows = (state.dragonTiger?.traders || []).flatMap((trader) => trader.operations || []);
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const auctionRows = state.auctionData?.rows || [];
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const themeRows = state.themeDetail?.members || [];
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const popularityRows = state.popularityData?.combined || [];
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const row = [...dashboardRows, ...screenerRows, ...dragonRows, ...auctionRows, ...themeRows, ...popularityRows, ...(state.watchlist || [])]
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.find((item) => String(item.code) === String(code));
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if (!row) return { code, name: "--", sector: "其他" };
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return {
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...row,
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code,
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change: row.change ?? row.current_change ?? row.pct_chg ?? 0,
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sector: row.sector || row.industry || "其他",
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};
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}
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function supportsStockPreviewHover() {
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return window.matchMedia("(hover: hover) and (pointer: fine)").matches
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&& window.innerWidth > 720;
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}
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function handleStockPreviewPointerOver(event) {
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if (!supportsStockPreviewHover()) return;
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const trigger = previewTriggerFromEvent(event);
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if (!trigger || trigger === event.relatedTarget?.closest?.(".stock-preview-trigger, .market-preview-trigger")) return;
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const target = marketPreviewTargetFromTrigger(trigger);
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if (!target) return;
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cancelStockPreviewClose();
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clearTimeout(stockPreviewOpenTimer);
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stockPreviewOpenTimer = setTimeout(() => showMarketPreview(target, trigger), STOCK_PREVIEW_DELAY);
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}
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function handleStockPreviewPointerOut(event) {
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if (!supportsStockPreviewHover()) return;
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const trigger = previewTriggerFromEvent(event);
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if (!trigger || trigger === event.relatedTarget?.closest?.(".stock-preview-trigger, .market-preview-trigger")) return;
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clearTimeout(stockPreviewOpenTimer);
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if (event.relatedTarget instanceof Node && elements.stockPreview.contains(event.relatedTarget)) return;
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scheduleStockPreviewClose();
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}
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function handleStockPreviewFocus(event) {
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if (!supportsStockPreviewHover()) return;
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const trigger = event.target.closest?.(".stock-preview-trigger");
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if (!trigger) return;
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const code = stockCodeFromTrigger(trigger);
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if (!code) return;
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clearTimeout(stockPreviewOpenTimer);
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stockPreviewOpenTimer = setTimeout(() => showStockPreview(code, trigger), 120);
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}
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function handleStockPreviewFocusOut(event) {
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const trigger = event.target.closest?.(".stock-preview-trigger");
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if (!trigger) return;
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if (event.relatedTarget instanceof Node && elements.stockPreview.contains(event.relatedTarget)) return;
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clearTimeout(stockPreviewOpenTimer);
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scheduleStockPreviewClose();
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}
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function handleMobileStockPreviewClick(event) {
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if (window.innerWidth > 720) return;
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const trigger = event.target.closest?.(".stock-preview-trigger");
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if (!trigger) return;
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const code = stockCodeFromTrigger(trigger);
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if (!code) return;
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event.preventDefault();
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event.stopPropagation();
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showStockPreview(code, trigger);
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}
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function handleStockPreviewKeydown(event) {
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if (event.key === "Escape" && !elements.stockPreview.hidden) {
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closeStockPreview();
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stockPreviewAnchor?.focus?.();
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return;
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}
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if (event.key !== "Enter") return;
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const trigger = event.target.closest?.(".stock-preview-trigger");
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if (!trigger) return;
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const code = stockCodeFromTrigger(trigger);
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if (!code) return;
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event.preventDefault();
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if (window.innerWidth <= 720) showStockPreview(code, trigger);
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else openStock(code, findStockFallback(code));
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}
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function cancelStockPreviewClose() {
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clearTimeout(stockPreviewCloseTimer);
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}
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function scheduleStockPreviewClose() {
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clearTimeout(stockPreviewCloseTimer);
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stockPreviewCloseTimer = setTimeout(closeStockPreview, 160);
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}
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async function showStockPreview(code, trigger) {
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clearTimeout(stockPreviewOpenTimer);
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cancelStockPreviewClose();
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if (!/^\d{6}$/.test(String(code))) return;
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stockPreviewAnchor = trigger;
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state.stockPreviewCode = String(code);
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state.stockPreviewType = "stock";
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state.stockPreviewItem = null;
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state.stockPreviewFallback = findStockFallback(code);
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state.stockPreviewPayload = null;
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state.stockPreviewChart = "daily";
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renderStockPreviewLoading();
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elements.stockPreview.hidden = false;
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const mobile = window.innerWidth <= 720;
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elements.stockPreviewBackdrop.hidden = !mobile;
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document.body.classList.toggle("stock-preview-open", mobile);
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requestAnimationFrame(repositionStockPreview);
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const cacheKey = `${code}:latest`;
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const cached = stockPreviewCache.get(cacheKey);
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if (cached && cached.expiresAt > Date.now()) {
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renderStockPreview(cached.payload);
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return;
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}
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if (cached) stockPreviewCache.delete(cacheKey);
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stockPreviewAbortController?.abort();
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stockPreviewAbortController = new AbortController();
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try {
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const payload = await apiRequest(
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`/api/stock/${encodeURIComponent(code)}/preview`,
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"GET",
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null,
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{ signal: stockPreviewAbortController.signal },
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);
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if (state.stockPreviewCode !== String(code) || elements.stockPreview.hidden) return;
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const cacheMs = payload.meta?.realtime ? LIVE_REFRESH_DEFAULT_MS : STOCK_PREVIEW_CACHE_MS;
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stockPreviewCache.set(cacheKey, { payload, expiresAt: Date.now() + cacheMs });
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while (stockPreviewCache.size > 48) stockPreviewCache.delete(stockPreviewCache.keys().next().value);
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renderStockPreview(payload);
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} catch (error) {
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if (error.name === "AbortError" || state.stockPreviewCode !== String(code)) return;
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renderStockPreviewError(error.message || "行情预览加载失败");
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}
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}
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async function showEntityPreview(item, trigger) {
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const type = String(item?.type || "").trim().toLowerCase();
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const id = String(item?.id || item?.code || "").trim().toUpperCase();
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if (type !== "theme" || !id) return;
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clearTimeout(stockPreviewOpenTimer);
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cancelStockPreviewClose();
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stockPreviewAnchor = trigger;
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state.stockPreviewCode = id;
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state.stockPreviewType = type;
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state.stockPreviewItem = { ...item, id, code: item.code || id, type, type_label: item.type_label || "题材" };
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state.stockPreviewFallback = {
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code: item.code || id,
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name: item.name || "--",
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sector: item.type_label || "题材",
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price: item.value,
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change: item.change,
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};
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state.stockPreviewPayload = null;
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state.stockPreviewChart = "daily";
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renderStockPreviewLoading();
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elements.stockPreview.hidden = false;
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const mobile = window.innerWidth <= 720;
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elements.stockPreviewBackdrop.hidden = !mobile;
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document.body.classList.toggle("stock-preview-open", mobile);
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requestAnimationFrame(repositionStockPreview);
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const cacheKey = `${type}:${id}:latest`;
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const cached = stockPreviewCache.get(cacheKey);
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if (cached && cached.expiresAt > Date.now()) {
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renderStockPreview(cached.payload);
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return;
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}
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if (cached) stockPreviewCache.delete(cacheKey);
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stockPreviewAbortController?.abort();
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stockPreviewAbortController = new AbortController();
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try {
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const params = new URLSearchParams({ type, id, trade_date: todayString() });
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const detail = await apiRequest(
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`/api/search/detail?${params}`,
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"GET",
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null,
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{ signal: stockPreviewAbortController.signal },
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);
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if (state.stockPreviewType !== type || state.stockPreviewCode !== id || elements.stockPreview.hidden) return;
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const entity = detail.entity || {};
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const payload = {
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stock: {
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code: entity.code || id,
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name: entity.name || item.name || "--",
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industry: entity.type_label || item.type_label || "题材",
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price: entity.value,
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change: entity.change,
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},
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prices: detail.series || [],
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intraday: [],
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meta: {
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trade_date: detail.meta?.trade_date || "",
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realtime: Boolean(detail.meta?.realtime),
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intraday_status: "idle",
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intraday_notice: "",
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},
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};
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stockPreviewCache.set(cacheKey, { payload, expiresAt: Date.now() + STOCK_PREVIEW_CACHE_MS });
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while (stockPreviewCache.size > 48) stockPreviewCache.delete(stockPreviewCache.keys().next().value);
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renderStockPreview(payload);
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} catch (error) {
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if (error.name === "AbortError" || state.stockPreviewType !== type || state.stockPreviewCode !== id) return;
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renderStockPreviewError(error.message || "题材行情预览加载失败");
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}
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}
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function renderStockPreviewLoading() {
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const fallback = state.stockPreviewFallback || {};
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selectStockPreviewChart("daily");
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setText("stockPreviewCode", state.stockPreviewCode || "--");
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setText("stockPreviewName", fallback.name || "正在加载");
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setText("stockPreviewSector", fallback.sector || "--");
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setText("stockPreviewPrice", "--");
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setText("stockPreviewChange", "--");
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document.querySelector("#stockPreviewChange").className = "";
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setText("stockPreviewDate", "最新行情");
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setText("stockPreviewSource", "正在读取行情");
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setText("stockPreviewSummary", "等待行情数据");
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document.querySelector("#stockPreviewLoading").hidden = false;
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clearStockPreviewChart("");
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}
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function renderStockPreview(payload) {
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state.stockPreviewPayload = payload;
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const fallback = state.stockPreviewFallback || {};
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const stock = payload.stock || {};
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const price = stock.price;
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const change = stock.change;
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setText("stockPreviewCode", stock.code || state.stockPreviewCode);
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setText("stockPreviewName", stock.name && stock.name !== "--" ? stock.name : fallback.name || "--");
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setText("stockPreviewSector", stock.industry && stock.industry !== "其他" ? stock.industry : fallback.sector || "其他");
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setText("stockPreviewPrice", meaningfulNumber(price) ? formatNumber(price, 2) : "--");
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setText("stockPreviewChange", meaningfulNumber(change) ? `${signed(change)}%` : "--");
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document.querySelector("#stockPreviewChange").className = changeClass(change);
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document.querySelector("#stockPreviewLoading").hidden = true;
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selectStockPreviewChart("daily");
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requestAnimationFrame(repositionStockPreview);
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}
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function renderStockPreviewError(message) {
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document.querySelector("#stockPreviewLoading").hidden = true;
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setText("stockPreviewSource", "行情加载失败");
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setText("stockPreviewSummary", message);
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clearStockPreviewChart("加载失败");
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}
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function selectStockPreviewChart(chart) {
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state.stockPreviewChart = chart === "daily" ? "daily" : "intraday";
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document.querySelectorAll("[data-preview-chart]").forEach((button) => {
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const active = button.dataset.previewChart === state.stockPreviewChart;
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button.classList.toggle("active", active);
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button.setAttribute("aria-selected", String(active));
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});
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const payload = state.stockPreviewPayload;
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if (!payload) return;
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if (state.stockPreviewChart === "intraday") {
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if (state.stockPreviewType !== "stock" && payload.meta?.intraday_status === "idle") {
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payload.meta.intraday_status = "loading";
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setText("stockPreviewDate", "正在加载分时");
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setText("stockPreviewSource", "正在读取最新分时");
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setText("stockPreviewSummary", "等待分时行情数据");
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clearStockPreviewChart("");
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loadEntityPreviewIntraday();
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return;
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}
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if (state.stockPreviewType !== "stock" && payload.meta?.intraday_status === "loading") return;
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setText("stockPreviewDate", payload.meta?.intraday_trade_date || payload.meta?.trade_date || "最新行情");
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setText(
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"stockPreviewSource",
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(payload.intraday || []).length ? "最新分时 · 1分钟" : "分时暂不可用",
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);
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if ((payload.intraday || []).length) {
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drawIntradayPreviewChart(
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payload.intraday,
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payload.prices || [],
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payload.meta?.intraday_previous_close,
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);
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}
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else {
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clearStockPreviewChart("分时数据不可用");
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setText("stockPreviewSummary", payload.meta?.intraday_notice || "该交易日暂无分时数据。");
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}
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} else if ((payload.prices || []).length) {
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setText("stockPreviewDate", payload.meta?.trade_date || "最新行情");
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setText("stockPreviewSource", `日 K 行情 · ${payload.prices.length} 个交易日`);
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drawDailyPreviewChart(payload.prices);
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} else {
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setText("stockPreviewDate", payload.meta?.trade_date || "最新行情");
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setText("stockPreviewSource", "日 K 行情暂不可用");
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clearStockPreviewChart("暂无日K数据");
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setText("stockPreviewSummary", "该股票暂无可用的日K数据。");
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}
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}
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async function loadEntityPreviewIntraday() {
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const type = state.stockPreviewType;
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const id = state.stockPreviewCode;
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const payload = state.stockPreviewPayload;
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if (type === "stock" || !id || !payload) return;
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stockPreviewAbortController?.abort();
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stockPreviewAbortController = new AbortController();
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try {
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const params = new URLSearchParams({ type, id });
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const intraday = await apiRequest(
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`/api/chart/intraday?${params}`,
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"GET",
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null,
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{ signal: stockPreviewAbortController.signal },
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);
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if (state.stockPreviewType !== type || state.stockPreviewCode !== id || elements.stockPreview.hidden) return;
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payload.intraday = intraday.points || [];
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payload.meta.intraday_status = payload.intraday.length ? "available" : "empty";
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payload.meta.intraday_trade_date = intraday.meta?.trade_date || "";
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payload.meta.intraday_previous_close = intraday.meta?.previous_close || 0;
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payload.meta.intraday_notice = payload.intraday.length ? "" : "该题材暂无可用分时数据。";
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if (state.stockPreviewChart === "intraday") selectStockPreviewChart("intraday");
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} catch (error) {
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if (error.name === "AbortError" || state.stockPreviewType !== type || state.stockPreviewCode !== id) return;
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payload.meta.intraday_status = "unavailable";
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payload.meta.intraday_notice = error.message || "题材分时行情暂不可用。";
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if (state.stockPreviewChart === "intraday") selectStockPreviewChart("intraday");
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}
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}
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function closeStockPreview() {
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clearTimeout(stockPreviewOpenTimer);
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clearTimeout(stockPreviewCloseTimer);
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stockPreviewAbortController?.abort();
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stockPreviewAbortController = null;
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elements.stockPreview.hidden = true;
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elements.stockPreviewBackdrop.hidden = true;
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document.body.classList.remove("stock-preview-open");
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state.stockPreviewPayload = null;
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state.stockPreviewCode = "";
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state.stockPreviewType = "stock";
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state.stockPreviewItem = null;
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}
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function openStockDetailFromPreview() {
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const code = state.stockPreviewCode;
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const fallback = state.stockPreviewFallback;
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const type = state.stockPreviewType;
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const item = state.stockPreviewItem;
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if (!code) return;
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closeStockPreview();
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if (type === "stock") openStock(code, fallback);
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else if (item) openEntityDetail(item);
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}
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function repositionStockPreview() {
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if (elements.stockPreview.hidden || window.innerWidth <= 720 || !stockPreviewAnchor?.isConnected) return;
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const anchor = stockPreviewAnchor.getBoundingClientRect();
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const preview = elements.stockPreview.getBoundingClientRect();
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const gap = 12;
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let left = anchor.right + gap;
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if (left + preview.width > window.innerWidth - 8) left = anchor.left - preview.width - gap;
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left = clamp(left, 8, Math.max(8, window.innerWidth - preview.width - 8));
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const top = clamp(anchor.top - 48, 64, Math.max(64, window.innerHeight - preview.height - 8));
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elements.stockPreview.style.left = `${Math.round(left)}px`;
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elements.stockPreview.style.top = `${Math.round(top)}px`;
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}
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