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server/cron.js

@@ -0,0 +1,36 @@
+import cron from 'node-cron'
+import { prisma } from './db.js'
+import mysql from 'mysql2/promise'
+import { fetchNewsList, persistNews } from '../scripts/fetchers/news.fetcher.js'
+import { checkAfterRefresh } from './alert-engine.js'
+
+function parseUrl(url) {
+  const u = new URL(url)
+  return { host: u.hostname, port: Number(u.port) || 3306, user: decodeURIComponent(u.username), password: decodeURIComponent(u.password), database: u.pathname.replace(/^\//, '') }
+}
+
+async function openConn() {
+  return mysql.createConnection(parseUrl(process.env.DATABASE_URL))
+}
+
+// 每天凌晨 3:00 (本地时间) 拉取新闻 + 跑跨源对比
+function scheduleNews() {
+  cron.schedule('0 3 * * *', async () => {
+    console.log('[cron] 3:00 触发')
+    try {
+      const list = await fetchNewsList()
+      const r = await persistNews(list)
+      console.log('[cron] 新闻入库: 新增 ' + r.inserted + ' / 跳过 ' + r.skipped)
+      const conn = await openConn()
+      try {
+        const a = await checkAfterRefresh(conn)
+        console.log('[cron] 报警检测: 新增 ' + a.inserted + ' 条 (扫描 ' + a.scanned + ')')
+      } finally { await conn.end() }
+    } catch (e) {
+      console.error('[cron] 任务失败:', e.message)
+    }
+  })
+  console.log('[cron] 已注册: 每天 03:00 拉取新闻 + 跨源报警检测')
+}
+
+scheduleNews()