106 lines
3.2 KiB
TypeScript
106 lines
3.2 KiB
TypeScript
import { Hono } from 'hono';
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import { fetchOneOsMileageDates } from './oneos-api.js';
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import {
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parseMileageSourcePriority,
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protocolsForSourcePriority,
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sourceCategoryFromProtocol,
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} from './source-policy.js';
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const app = new Hono();
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function fmt(d: Date): string {
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const y = d.getFullYear();
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const m = String(d.getMonth() + 1).padStart(2, '0');
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const dd = String(d.getDate()).padStart(2, '0');
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return `${y}-${m}-${dd}`;
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}
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function parseYmd(s: string): Date | null {
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const m = /^(\d{4})-(\d{2})-(\d{2})$/.exec(s);
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if (!m) return null;
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const d = new Date(Number(m[1]), Number(m[2]) - 1, Number(m[3]));
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d.setHours(0, 0, 0, 0);
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return Number.isFinite(d.getTime()) ? d : null;
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}
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const MAX_DAYS = 366;
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app.get('/:plate/recent', async (c) => {
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const plate = c.req.param('plate');
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if (!plate) return c.json({ plate: '', days: [] }, 400);
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const sourcePriority = parseMileageSourcePriority(c.req.query('sourcePriority'));
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const protocolPriority = protocolsForSourcePriority(sourcePriority);
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const today = new Date();
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today.setHours(0, 0, 0, 0);
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// 区间参数：优先 start/end；否则回退 days（兼容旧调用）
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const startQ = c.req.query('start');
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const endQ = c.req.query('end');
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let start: Date;
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let end: Date;
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if (startQ) {
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const ps = parseYmd(startQ);
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if (!ps) return c.json({ plate, days: [] }, 400);
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start = ps;
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end = endQ ? (parseYmd(endQ) ?? today) : today;
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} else {
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const days = Math.min(Math.max(Number(c.req.query('days')) || 15, 1), MAX_DAYS);
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end = today;
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start = new Date(today);
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start.setDate(today.getDate() - (days - 1));
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}
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if (start > end) [start, end] = [end, start];
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// 限制区间长度
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const span = Math.round((end.getTime() - start.getTime()) / 86400000) + 1;
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if (span > MAX_DAYS) {
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start = new Date(end);
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start.setDate(end.getDate() - (MAX_DAYS - 1));
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}
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try {
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const dates: string[] = [];
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const dateCursor = new Date(start);
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while (dateCursor <= end) {
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dates.push(fmt(dateCursor));
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dateCursor.setDate(dateCursor.getDate() + 1);
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}
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const rowsByDate = await fetchOneOsMileageDates(dates, [plate], protocolPriority);
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// 补全：从 start 到 end 每天一条
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const result: {
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date: string;
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dailyKm: number;
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isDataSynced: boolean;
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sourceProtocol: 'GB32960' | 'MQTT' | 'JT808' | null;
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sourceCategory: 'INSTRUMENT' | 'GPS' | null;
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}[] = [];
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const cursor = new Date(start);
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while (cursor <= end) {
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const key = fmt(cursor);
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const hit = (rowsByDate.get(key) || []).find(row => row.plateNumber === plate);
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result.push({
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date: key,
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dailyKm: hit?.status === 'NORMAL' ? (hit.dailyMileageKm || 0) : 0,
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isDataSynced: hit?.status === 'NORMAL',
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sourceProtocol: hit?.sourceProtocol || null,
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sourceCategory: sourceCategoryFromProtocol(hit?.sourceProtocol || null),
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});
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cursor.setDate(cursor.getDate() + 1);
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}
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return c.json({
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plate,
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start: fmt(start),
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end: fmt(end),
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sourcePriority,
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days: result,
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});
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} catch (e: unknown) {
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console.error('vehicle recent error:', e);
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return c.json({ plate, days: [] }, 500);
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}
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});
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export default app;
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