fix: 更新数据面板的驱动方式

server/routes.js

@@ -1,5 +1,6 @@
 const express = require('express')
 const { getSituation } = require('./situationData')
+const { getStats } = require('./stats')
 const db = require('./db')
 
 const router = express.Router()
@@ -84,16 +85,6 @@ function getClientIp(req) {
   return req.ip || req.socket?.remoteAddress || 'unknown'
 }
 
-function getStats() {
-  const viewers = db.prepare(
-    "SELECT COUNT(*) as n FROM visits WHERE last_seen > datetime('now', '-2 minutes')"
-  ).get().n
-  const cumulative = db.prepare('SELECT total FROM visitor_count WHERE id = 1').get()?.total ?? 0
-  const feedbackCount = db.prepare('SELECT COUNT(*) as n FROM feedback').get().n ?? 0
-  const shareCount = db.prepare('SELECT total FROM share_count WHERE id = 1').get()?.total ?? 0
-  return { viewers, cumulative, feedbackCount, shareCount }
-}
-
 router.post('/visit', (req, res) => {
   try {
     const ip = getClientIp(req)
@@ -103,6 +94,8 @@ router.post('/visit', (req, res) => {
     db.prepare(
       'INSERT INTO visitor_count (id, total) VALUES (1, 1) ON CONFLICT(id) DO UPDATE SET total = total + 1'
     ).run()
+    const broadcast = req.app?.get?.('broadcastSituation')
+    if (typeof broadcast === 'function') broadcast()
     res.json(getStats())
   } catch (err) {
     console.error(err)