REDis

server.mjs

@@ -15,6 +15,7 @@ import { createSessionManager } from './src/security/session.mjs';
 import { readBodyBuffer, readJson, sendError, sendJson, sendWorkbook } from './src/http/responses.mjs';
 import { createBaseDatabase } from './src/data/base.mjs';
 import { resolveRegion } from './src/data/region-service.mjs';
+import { createRedisCache, withCacheInvalidation } from './src/cache/redis-cache.mjs';
 
 const root = resolve(process.cwd());
 const envPath = join(root, '.env');
@@ -93,7 +94,19 @@ const initializeDatabase = () => createBaseDatabase({
     displayName: process.env.INITIAL_ADMIN_DISPLAY_NAME
   }
 });
-const database = await createDatabase({ root, seed: initializeDatabase });
+const persistentDatabase = await createDatabase({ root, seed: initializeDatabase });
+const cache = await createRedisCache();
+const resultCacheWriteMethods = new Set(['saveResult', 'saveResults', 'updateExam', 'archiveExam']);
+const database = withCacheInvalidation(persistentDatabase, cache, (method, args) => {
+  const namespaces = ['public'];
+  const instance = args[0];
+  if (resultCacheWriteMethods.has(method)
+    || (['createWorkflow', 'processWorkflow', 'transferWorkflow'].includes(method) && instance?.businessType === 'score_appeal')
+    || (method === 'saveWorkflow' && instance?.businessType === 'score_appeal')) {
+    namespaces.push('results');
+  }
+  return namespaces;
+});
 const readDb = () => database.read();
 
 const { parseCookies, currentUser, safeUser, requireUser } = createSessionManager({ sessions, readDb, sendError });
@@ -825,6 +838,8 @@ function admitCardsHtml(db, registrations, title) {
 
 const routeContext = {
   database,
+  cache,
+  resultsCacheTtlSeconds: process.env.REDIS_RESULTS_CACHE_TTL_SECONDS || 86400,
   readDb,
   publicSiteConfig,
   sendJson,
@@ -927,12 +942,13 @@ const server = createServer(async (request, response) => {
 server.listen(port, host, () => {
   console.log(`衡准考试信息管理系统：http://${host}:${port}`);
   console.log(`数据库：${database.client}（${database.location}）`);
+  console.log(`Redis 缓存：${cache.status === 'ready' ? '已连接' : cache.status === 'disabled' ? '未配置' : '不可用，已回源数据库'}`);
 });
 
 async function shutdown(signal) {
   console.log(`收到 ${signal}，正在关闭服务...`);
   server.close(async () => {
-    await database.close();
+    await Promise.allSettled([database.close(), cache.close()]);
     process.exit(0);
   });
 }