perf(tracks): bound playback rendering work
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lingniu
@@ -3,11 +3,11 @@ import {
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IconBox, IconChevronLeft, IconChevronRight, IconClose, IconDownload, IconEyeClosed,
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IconEyeOpened, IconList, IconMapPin, IconPause, IconPlay, IconRefresh, IconSearch
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} from '@douyinfe/semi-icons';
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import { FormEvent, useEffect, useMemo, useRef, useState } from 'react';
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import { FormEvent, memo, useCallback, useEffect, useMemo, useRef, useState } from 'react';
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import { useSearchParams } from 'react-router-dom';
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import { api } from '../../api/client';
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import type { TrackPlaybackEvent, TrackPlaybackResponse, VehicleRow } from '../../api/types';
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import { downloadTrackCsv, formatDuration, sampledEventIndex } from '../domain/track';
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import { buildTrackRailSelection, downloadTrackCsv, formatDuration, sampledEventIndex, trackPlaybackInterval } from '../domain/track';
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import { TrackMap } from '../map/TrackMap';
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import { InlineError } from '../shared/AsyncState';
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import { QUERY_MEMORY } from '../queryPolicy';
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@@ -16,9 +16,18 @@ const speedOptions = [0.5, 1, 2, 4] as const;
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type PlaybackSpeed = (typeof speedOptions)[number];
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type PanelTab = 'stops' | 'events' | 'overview';
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type Draft = { keyword: string; dateFrom: string; dateTo: string; protocol: string };
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const EMPTY_INDEXES: readonly number[] = [];
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const numberFormatters = new Map<number, Intl.NumberFormat>();
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const timeFormatter = new Intl.DateTimeFormat('zh-CN', { timeZone: 'Asia/Shanghai', hour12: false, hour: '2-digit', minute: '2-digit', second: '2-digit' });
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const dateTimeFormatter = new Intl.DateTimeFormat('zh-CN', { timeZone: 'Asia/Shanghai', hour12: false, month: '2-digit', day: '2-digit', hour: '2-digit', minute: '2-digit', second: '2-digit' });
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function number(value: number, digits = 1) {
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return new Intl.NumberFormat('zh-CN', { maximumFractionDigits: digits }).format(Number.isFinite(value) ? value : 0);
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let formatter = numberFormatters.get(digits);
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if (!formatter) {
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formatter = new Intl.NumberFormat('zh-CN', { maximumFractionDigits: digits });
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numberFormatters.set(digits, formatter);
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}
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return formatter.format(Number.isFinite(value) ? value : 0);
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}
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function direction(value?: number) {
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@@ -36,14 +45,14 @@ function alarm(value?: number) {
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function time(value?: string) {
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if (!value) return '—';
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const parsed = new Date(value);
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if (!Number.isNaN(parsed.getTime())) return new Intl.DateTimeFormat('zh-CN', { timeZone: 'Asia/Shanghai', hour12: false, hour: '2-digit', minute: '2-digit', second: '2-digit' }).format(parsed);
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if (!Number.isNaN(parsed.getTime())) return timeFormatter.format(parsed);
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return value.split(' ').pop()?.slice(0, 8) || '—';
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}
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function dateTime(value?: string) {
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if (!value) return '—';
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const parsed = new Date(value);
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if (!Number.isNaN(parsed.getTime())) return new Intl.DateTimeFormat('zh-CN', { timeZone: 'Asia/Shanghai', hour12: false, month: '2-digit', day: '2-digit', hour: '2-digit', minute: '2-digit', second: '2-digit' }).format(parsed);
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if (!Number.isNaN(parsed.getTime())) return dateTimeFormatter.format(parsed);
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return value.replace('T', ' ').slice(5, 19);
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}
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@@ -128,10 +137,11 @@ function OverviewPanel({ track }: { track: TrackPlaybackResponse }) {
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</div>;
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}
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function TrackRail({ draft, track, activeIndex, tab, onDraft, onSubmit, onTab, onSelectIndex, onCollapse }: {
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const TrackRail = memo(function TrackRail({ draft, track, activeStopIndexes, activeEventIndexes, tab, onDraft, onSubmit, onTab, onSelectIndex, onCollapse }: {
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draft: Draft;
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track?: TrackPlaybackResponse;
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activeIndex: number;
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activeStopIndexes: readonly number[];
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activeEventIndexes: readonly number[];
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tab: PanelTab;
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onDraft: (draft: Draft) => void;
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onSubmit: (event: FormEvent) => void;
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@@ -155,15 +165,15 @@ function TrackRail({ draft, track, activeIndex, tab, onDraft, onSubmit, onTab, o
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<nav aria-label="轨迹明细分类"><button type="button" className={tab === 'stops' ? 'is-active' : ''} onClick={() => onTab('stops')}>停留点 <b>{track?.stops.length ?? 0}</b></button><button type="button" className={tab === 'events' ? 'is-active' : ''} onClick={() => onTab('events')}>事件点 <b>{track?.events.length ?? 0}</b></button><button type="button" className={tab === 'overview' ? 'is-active' : ''} onClick={() => onTab('overview')}>概览</button></nav>
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<div className="v2-track-rail-scroll">
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{!track ? <div className="v2-track-rail-empty"><IconMapPin /><strong>选择车辆后查询轨迹</strong><p>停留点、轨迹事件与行程证据会在这里统一呈现。</p></div> : null}
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{track && tab === 'stops' ? <div className="v2-track-stop-list">{track.stops.map((stop, index) => <button type="button" className={Math.abs(stop.sampledIndex - activeIndex) < 2 ? 'is-active' : ''} key={`${stop.startTime}-${index}`} onClick={() => onSelectIndex(stop.sampledIndex)}><i>{index + 1}</i><span><strong>{dateTime(stop.startTime)}</strong><small>停留 {formatDuration(stop.durationSeconds)} · {stop.pointCount} 个点</small></span><em>{time(stop.endTime)}</em></button>)}{!track.stops.length ? <p className="v2-track-list-empty">当前时间窗没有超过 3 分钟的停留点</p> : null}</div> : null}
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{track && tab === 'events' ? <div className="v2-track-event-list">{track.events.map((event, index) => { const sampled = sampledEventIndex(event, track.points.length, track.summary.pointCount); return <button type="button" className={sampled === activeIndex ? 'is-active' : ''} key={`${event.type}-${event.time}-${index}`} onClick={() => onSelectIndex(sampled)}><i className={`is-${eventTone(event.type)}`}>{index + 1}</i><span><strong>{event.title}</strong><small>{dateTime(event.time)}</small></span><em>{number(event.speedKmh, 0)} km/h</em></button>; })}</div> : null}
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{track && tab === 'stops' ? <div className="v2-track-stop-list">{track.stops.map((stop, index) => <button type="button" className={activeStopIndexes.includes(index) ? 'is-active' : ''} key={`${stop.startTime}-${index}`} onClick={() => onSelectIndex(stop.sampledIndex)}><i>{index + 1}</i><span><strong>{dateTime(stop.startTime)}</strong><small>停留 {formatDuration(stop.durationSeconds)} · {stop.pointCount} 个点</small></span><em>{time(stop.endTime)}</em></button>)}{!track.stops.length ? <p className="v2-track-list-empty">当前时间窗没有超过 3 分钟的停留点</p> : null}</div> : null}
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{track && tab === 'events' ? <div className="v2-track-event-list">{track.events.map((event, index) => { const sampled = sampledEventIndex(event, track.points.length, track.summary.pointCount); return <button type="button" className={activeEventIndexes.includes(index) ? 'is-active' : ''} key={`${event.type}-${event.time}-${index}`} onClick={() => onSelectIndex(sampled)}><i className={`is-${eventTone(event.type)}`}>{index + 1}</i><span><strong>{event.title}</strong><small>{dateTime(event.time)}</small></span><em>{number(event.speedKmh, 0)} km/h</em></button>; })}</div> : null}
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{track && tab === 'overview' ? <OverviewPanel track={track} /> : null}
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</div>
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</div>
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</aside>;
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}
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});
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function SegmentRail({ track, onSelectIndex }: { track: TrackPlaybackResponse; onSelectIndex: (index: number) => void }) {
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const SegmentRail = memo(function SegmentRail({ track, onSelectIndex }: { track: TrackPlaybackResponse; onSelectIndex: (index: number) => void }) {
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const segments = track.segments.slice(0, 160);
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const total = Math.max(1, segments.reduce((sum, segment) => sum + Math.max(1, segment.durationSeconds), 0));
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return <div className="v2-track-segment-rail" aria-label="轨迹活动分段">{segments.map((segment) => <button
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@@ -173,7 +183,7 @@ function SegmentRail({ track, onSelectIndex }: { track: TrackPlaybackResponse; o
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title={`${segment.title} · ${formatDuration(segment.durationSeconds)} · ${number(segment.distanceKm)} km`}
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type="button"
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/>)}</div>;
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}
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});
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export default function TrackPage() {
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const [searchParams, setSearchParams] = useSearchParams();
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@@ -208,6 +218,9 @@ export default function TrackPage() {
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const points = track?.points ?? [];
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const boundedIndex = Math.min(activeIndex, Math.max(points.length - 1, 0));
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const current = points[boundedIndex];
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const railSelection = useMemo(() => buildTrackRailSelection(track), [track]);
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const activeStopIndexes = railSelection.stopIndexesByPoint[boundedIndex] ?? EMPTY_INDEXES;
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const activeEventIndexes = railSelection.eventIndexesByPoint[boundedIndex] ?? EMPTY_INDEXES;
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const [addressPoint, setAddressPoint] = useState<{ longitude: number; latitude: number }>();
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useEffect(() => {
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@@ -222,11 +235,11 @@ export default function TrackPage() {
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gcTime: QUERY_MEMORY.highVolumeGcTime
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});
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useEffect(() => { setActiveIndex(0); setPlaying(false); setFollow(true); if (track?.points.length) setRailCollapsed(window.matchMedia('(max-width: 700px)').matches); }, [track?.asOf]);
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useEffect(() => { setActiveIndex(0); setPlaying(false); setFollow(true); setAddressPoint(undefined); if (track?.points.length) setRailCollapsed(window.matchMedia('(max-width: 700px)').matches); }, [track?.asOf]);
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useEffect(() => {
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if (!playing || points.length < 2) return;
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lastFrameRef.current = 0;
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const interval = Math.max(55, 300 / playbackSpeed);
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const interval = trackPlaybackInterval(playbackSpeed);
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const tick = (timestamp: number) => {
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if (!lastFrameRef.current) lastFrameRef.current = timestamp;
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if (timestamp - lastFrameRef.current >= interval) {
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@@ -244,7 +257,7 @@ export default function TrackPage() {
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return () => { if (animationRef.current) window.cancelAnimationFrame(animationRef.current); };
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}, [playing, playbackSpeed, points.length]);
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const submit = (event: FormEvent) => {
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const submit = useCallback((event: FormEvent) => {
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event.preventDefault();
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const keyword = draft.keyword.trim();
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if (!keyword) return;
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@@ -255,8 +268,9 @@ export default function TrackPage() {
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if (next.dateTo) url.set('dateTo', next.dateTo);
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if (next.protocol) url.set('protocol', next.protocol);
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setSearchParams(url, { replace: true });
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};
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const selectIndex = (index: number) => { setPlaying(false); setActiveIndex(Math.max(0, Math.min(points.length - 1, index))); };
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}, [draft, setSearchParams]);
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const selectIndex = useCallback((index: number) => { setPlaying(false); setActiveIndex(Math.max(0, Math.min(points.length - 1, index))); }, [points.length]);
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const collapseRail = useCallback(() => setRailCollapsed(true), []);
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const togglePlayback = () => {
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if (points.length < 2) return;
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if (!playing && boundedIndex >= points.length - 1) setActiveIndex(0);
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@@ -266,9 +280,9 @@ export default function TrackPage() {
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const progress = points.length > 1 ? boundedIndex / (points.length - 1) * 100 : 0;
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return <div className={`v2-track-page${railCollapsed ? ' is-rail-collapsed' : ''}`}>
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<TrackRail draft={draft} track={track} activeIndex={boundedIndex} tab={panelTab} onDraft={setDraft} onSubmit={submit} onTab={setPanelTab} onSelectIndex={selectIndex} onCollapse={() => setRailCollapsed(true)} />
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<TrackRail draft={draft} track={track} activeStopIndexes={activeStopIndexes} activeEventIndexes={activeEventIndexes} tab={panelTab} onDraft={setDraft} onSubmit={submit} onTab={setPanelTab} onSelectIndex={selectIndex} onCollapse={collapseRail} />
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<section className="v2-track-stage">
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<TrackMap points={points} stops={track?.stops ?? []} activeIndex={boundedIndex} showStops={showStops} follow={follow} onSelectIndex={selectIndex} onFollowChange={setFollow} />
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<TrackMap points={points} stops={track?.stops ?? []} activeIndex={boundedIndex} showStops={showStops} follow={follow} followDurationMs={playing ? Math.max(40, trackPlaybackInterval(playbackSpeed) - 10) : 180} onSelectIndex={selectIndex} onFollowChange={setFollow} />
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<div className="v2-track-stage-tools">
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{railCollapsed ? <button type="button" aria-label="展开查询与明细" onClick={() => setRailCollapsed(false)}><IconList /><span>查询与明细</span></button> : null}
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