服务端搭建-数据库、api集成 (database: conversition)

server.js

@@ -0,0 +1,30 @@
+const express = require('express');
+const cors = require('cors');
+const dotenv = require('dotenv');
+
+dotenv.config();
+
+const app = express();
+
+//中间件
+app.use(cors())
+app.use(express.json())
+app.use(express.urlencoded({ extended: true }))
+
+// 路由
+const msgRouter = require('./routes/message')
+
+app.use('/api/history/session', msgRouter)
+
+//测试接口
+app.get('/', (req, res) => {
+  // res.render('hello world');
+  res.send('hello')
+})
+
+// 启动服务
+const PORT = process.env.PORT || 3003;
+
+app.listen(PORT, () => {
+  console.log(`Listening on port ${PORT}`);
+})