app01

// 引入http模块const http = require(‘http‘);//连接数据库require(‘./model/connects‘);// 创建网站服务器const app = http.createServer();//引入模板引擎const template = require(‘art-template‘);// 引入path模块const path = require(‘path‘);// 引入处理日期的第三方模块const dateformat = require(‘dateformat‘) // 引入静态资源访问模块const serveStatic = require(‘serve-static‘);// 引入querystring模块const querystring = require(‘querystring‘);const router = require(‘./router/index‘)//实现静态资源访问服务const serve = serveStatic(path.join(__dirname, ‘public‘)) // 配置模板的根目录template.defaults.root = path.join(__dirname, ‘views‘)//处理日期格式的方法template.defaults.imports.dateformat = dateformat//当客户端访问服务器端的时候app.on(‘request‘, (req, res) => { // 启用路由功能 router(req, res, () => {}) // 启用静态资源访问服务功能 serve(req, res, () => {})})app.listen(3000);console.log(‘服务器启动成功‘)

index.js

//引入router模块const getRouter = require(‘router‘);//引入模板引擎const template = require(‘art-template‘);// 引入querystring模块const querystring = require(‘querystring‘);//创建集合规则const Student = require(‘../model/User‘) // 获取路由对象const router = getRouter();//呈递学生档案信息页面router.get(‘/add‘, (req, res) => { let html = template(‘index.art‘, {}); res.end(html)})router.get(‘/list‘, async(req, res) => { //查询学生信息 let student = await Student.find(); console.log(student) let html = template(‘indexdetail.art‘, { student: student }); res.end(html)})//实现学生信息添加功能router.post(‘/add‘, (req, res) => { //接受post请求参数 let formData = ‘‘; req.on(‘data‘, param => { formData += param; }); req.on(‘end‘, async() => { await Student.create(querystring.parse(formData)) res.writeHead(301, { Location: ‘/list‘ }); res.end() })})module.exports = router

connects.js

const mongoose = require(‘mongoose‘)// 连接数据库mongoose.connect(‘mongodb://localhost/playground‘, { useNewUrlParser: true }) .then(() => console.log(‘数据库连接成功‘)) .catch(() => console.log(‘数据库连失败‘))

Users.js

const mongoose = require(‘mongoose‘) // 创建学生集合规则const studentsSchema = new mongoose.Schema({ name: { type: String, require: true, minlength: 2, maxlength: 10 }, age: { type: Number, min: 10, max: 25 }, sex: { type: String }, email: String, hobbies: [String], collage: String, enterDate: { type: Date, default: Date.now }})// 创建集合规则const Student = mongoose.model(‘Student‘, studentsSchema)module.exports = Student