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| const express = require('express') | |
| const expressSession = require('express-session') | |
| const app = express() | |
| const user1 = { | |
| name: 'Marcos Soares', | |
| age: 29 | |
| } | |
| const user2 = { | |
| name: 'Manuel Gomes', | |
| age: 51 | |
| } | |
| const oneMinute = 60000 | |
| // app.use(express.json()) | |
| app.use(expressSession({ | |
| secret: 'any_secret', | |
| cookie: { maxAge: oneMinute } | |
| })) | |
| const expressAdapter = (controller) => { | |
| return async (req, res) => { | |
| const data = { | |
| ...req.query, | |
| ...req.body, | |
| ...req.params, | |
| session: { | |
| get (key) { | |
| return req.session[key] || null | |
| }, | |
| set (key, value) { | |
| req.session[key] = value | |
| }, | |
| append (key, value) { | |
| if (!req.session[key]) { | |
| req.session[key] = value | |
| }else { | |
| if (typeof value !== 'object') { | |
| throw new Error(`expects a object, given a ${typeof value}`) | |
| } | |
| req.session[key] = { ...req.session[key], ...value} | |
| } | |
| } | |
| } | |
| } | |
| const result = await controller(data) | |
| res.status(200).json(result) | |
| } | |
| } | |
| const auth = async (request) => { | |
| const { password } = request | |
| return new Promise((resolve, rejected) => { | |
| setTimeout(() => { | |
| if (password === '1234') { | |
| request.session.set('user', user1) | |
| }else { | |
| request.session.set('user', user2) | |
| } | |
| return resolve({ | |
| auth: true | |
| }) | |
| }, 1000) | |
| }) | |
| } | |
| const getUserFromSession = async (request) => { | |
| return new Promise((resolve, rejected) => { | |
| setTimeout(() => { | |
| return resolve({ | |
| user: request.session.get('user') | |
| }) | |
| }, 1000) | |
| }) | |
| } | |
| const setUserEmail = async (request) => { | |
| const { email } = request | |
| if (!email) { | |
| return { | |
| error: 'email is not provided' | |
| } | |
| } | |
| if (!request.session.get('user')) { | |
| return { | |
| error: 'you are not auth' | |
| } | |
| } | |
| return new Promise((resolve, rejected) => { | |
| setTimeout(() => { | |
| request.session.append('user', { email }) | |
| resolve({ | |
| emailSet: true | |
| }) | |
| }, 3000) | |
| }) | |
| } | |
| app.get('/auth', expressAdapter(auth)) | |
| app.get('/user', expressAdapter(getUserFromSession)) | |
| app.get('/user/email', expressAdapter(setUserEmail)) | |
| app.listen(4040, () => { | |
| console.log('listen on 4040') | |
| }) |
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