feat(mileage): add statistic-time sorting and refresh control

src/server/routes/mileage/monitoring.ts

@@ -104,8 +104,11 @@ function normalizeRange(startQuery: string, endQuery: string): { start: string;
 }
 
 app.get('/', async (c) => {
-  const sortBy = c.req.query('sortBy') || 'today';
-  const sortOrder = c.req.query('sortOrder') || 'desc';
+  const requestedSortBy = c.req.query('sortBy');
+  const sortBy = requestedSortBy === 'total' || requestedSortBy === 'statisticTime'
+    ? requestedSortBy
+    : 'today';
+  const sortOrder = c.req.query('sortOrder') === 'asc' ? 'asc' : 'desc';
   const limit = Number(c.req.query('limit')) || 50;
   const page = Number(c.req.query('page')) || 1;
   const date = c.req.query('date') || '';
@@ -189,9 +192,26 @@ app.get('/', async (c) => {
   };
 
   const sorted = [...filtered].sort((a, b) => {
+    if (sortBy === 'statisticTime') {
+      const rawTimeA = a.dataTime || a.updatedAt || a.calculatedAt;
+      const rawTimeB = b.dataTime || b.updatedAt || b.calculatedAt;
+      const parsedTimeA = rawTimeA ? Date.parse(rawTimeA) : Number.NaN;
+      const parsedTimeB = rawTimeB ? Date.parse(rawTimeB) : Number.NaN;
+      const timeA = Number.isFinite(parsedTimeA) ? parsedTimeA : null;
+      const timeB = Number.isFinite(parsedTimeB) ? parsedTimeB : null;
+
+      // Missing/invalid statistic times always stay at the end for both directions.
+      if (timeA == null && timeB == null) return a.plate.localeCompare(b.plate, 'zh-CN');
+      if (timeA == null) return 1;
+      if (timeB == null) return -1;
+      const timeDiff = sortOrder === 'desc' ? timeB - timeA : timeA - timeB;
+      return timeDiff || a.plate.localeCompare(b.plate, 'zh-CN');
+    }
+
     const valA = sortBy === 'today' ? a.dailyKm : (a.totalKm || 0);
     const valB = sortBy === 'today' ? b.dailyKm : (b.totalKm || 0);
-    return sortOrder === 'desc' ? valB - valA : valA - valB;
+    const mileageDiff = sortOrder === 'desc' ? valB - valA : valA - valB;
+    return mileageDiff || a.plate.localeCompare(b.plate, 'zh-CN');
   });
 
   const offset = (page - 1) * limit;