Files
ln-bi/src/server/routes/mileage/trend.ts
2026-04-02 13:33:05 +08:00

49 lines
1.4 KiB
TypeScript

import { Hono } from 'hono';
import pool from '../../db.js';
import mileagePool from '../../mileage-db.js';
const app = new Hono();
app.get('/', async (c) => {
const targetId = c.req.query('targetId');
const days = Number(c.req.query('days')) || 7;
try {
let plates: string[] = [];
if (targetId) {
const [vehicleRows] = await pool.execute(
'SELECT plate_number FROM tab_mileage_assessment_vehicle WHERE target_id = ? AND is_deleted = 0',
[targetId]
) as [{ plate_number: string }[], unknown];
plates = vehicleRows.map(r => r.plate_number);
if (plates.length === 0) return c.json([]);
}
let sql = `
SELECT DATE_FORMAT(stat_date, '%m-%d') as date, SUM(daily_km) as mileage
FROM v_vehicle_daily_stats
WHERE stat_date >= DATE_SUB(CURDATE(), INTERVAL ? DAY) AND stat_date < CURDATE()
`;
const params: (string | number)[] = [days];
if (plates.length > 0) {
sql += ` AND plate IN (${plates.map(() => '?').join(',')})`;
params.push(...plates);
}
sql += ' GROUP BY stat_date ORDER BY stat_date';
const [rows] = await mileagePool.execute(sql, params) as [any[], unknown];
return c.json(rows.map((r: any) => ({
date: r.date,
mileage: Math.round(Number(r.mileage) || 0),
})));
} catch (e: unknown) {
console.error('trend error:', e);
return c.json([], 500);
}
});
export default app;