一波重构

config/index.js

@@ -10,7 +10,6 @@ const ENV_DEV = 'development'
 export default {
   db: {},
   session: {
-    enabled: false,
     ttl: 3600 * 24 * 7,
     domain: '', // NODESSID域, 默认等于domain
     level: 0, // 校验级别, 0: 不校验客户端, 2: ua, 4: ip, 6: ua + ip
@@ -21,8 +20,6 @@ export default {
     }
   },
   jwt: {
-    // jwt 开关
-    enabled: false,
     ttl: 3600 * 24 * 7,
     level: 0, // 校验级别, 0: 不校验客户端, 2: ua, 4: ip, 6: ua + ip
     secret: 'it_is_secret_key' // jwt密钥, 使用时请修改
@@ -41,7 +38,6 @@ export default {
     passwd: ''
   },
   views: {
-    enabled: false,
     dir: '',
     ext: '.htm'
   },

index.js

@@ -14,11 +14,11 @@ import Response from '@gm5/response'
 
 // import { sessionPackage, sessionConnect } from '@gm5/session'
 // import { jwtPackage, jwtConnect } from '@gm5/jwt'
-
+import { noop, readonlyProp } from './lib.js'
 import config from './config/index.js'
 
-import Routers from './middleware/router.js'
-import Cors from './middleware/cors.js'
+import { createRouter } from './middleware/router.js'
+import { createCors } from './middleware/cors.js'
 
 process.on('uncaughtException', err => {
   console.error('UncaughtException: ', err)
@@ -27,16 +27,17 @@ process.on('uncaughtException', err => {
 class Five {
   #config = config
   #modules = {}
-  #middlewares = [Cors]
+  #middlewares = [createCors()]
+
+  constructor() {
+    readonlyProp(this, 'state', Object.create(null))
+  }
 
   #loadBuildIn() {
-    let { domain, website, session, jwt } = this.#config
-
-    domain = domain || website
-    session.domain = session.domain || domain
-
-    this.set({ domain, session })
-
+    // let { domain, website, session, jwt } = this.#config
+    // domain = domain || website
+    // session.domain = session.domain || domain
+    // this.set({ domain, session })
     // 将jwt & session中间件提到最前
     // 以便用户自定义的中间件可以直接操作session
     // if (session.enabled) {
@@ -48,9 +49,8 @@ class Five {
     //   this.install(jwtPackage)
     //   this.#middlewares.unshift(jwtConnect)
     // }
-
     // 路由中间件要在最后
-    this.use(Routers)
+    // this.use(createRouter())
   }
 
   async #loop(req, res, idx = 0) {
@@ -94,7 +94,7 @@ class Five {
   // 与别的中间件用法有些不一样, 回调的传入参数中的req和res,
   // 并非原生的request对象和response对象,
   // 而是框架内部封装过的,可通过origin属性访问原生的对象
-  use(fn) {
+  use(fn = noop) {
     if (typeof fn === 'function') {
       this.#middlewares.push(fn)
       return this
@@ -129,7 +129,7 @@ class Five {
           .then(r => r.default)
           .catch(err => {
             console.error(err)
-            return { default: null }
+            return null
           })
       })
     }
@@ -148,12 +148,14 @@ class Five {
   }
 
   run() {
-    this.#loadBuildIn()
-
     let server = http.createServer()
 
     this.server = server
 
+    // this.#loadBuildIn()
+    // 路由中间件要在最后
+    this.use(createRouter())
+
     server
       .on('request', (req, res) => {
         let request = new Request(req, res)

middleware/cors.js

@@ -4,19 +4,20 @@
  * @date 2020/09/18 14:55:49
  */
 
-import url from 'url'
+import { parse } from 'node:url'
 
-export default function (req, res, next) {
-  var CORS = this.get('cors')
+export function createCors() {
+  return function (req, res, next) {
+    var opts = this.get('cors')
 
-  if (CORS.enabled) {
+    if (opts.enabled) {
       var origin = req.header('origin') || req.header('referer') || ''
       var headers = req.header('access-control-request-headers')
-    var { hostname, host, protocol } = url.parse(origin)
+      var { hostname, host, protocol } = parse(origin)
 
-    if (CORS.origin.length && hostname) {
+      if (opts.origin.length && hostname) {
         var pass = false
-      for (let it of CORS.origin) {
+        for (let it of opts.origin) {
           if (hostname.endsWith(it)) {
             pass = true
             break
@@ -26,19 +27,19 @@ export default function (req, res, next) {
           return res.end('')
         }
       }
-    if (CORS.credentials) {
+      if (opts.credentials) {
         res.set('Access-Control-Allow-Credentials', 'true')
       }
 
       res.set('Access-Control-Allow-Origin', `${protocol}//${host}`)
-    res.set('Access-Control-Allow-Methods', 'GET,HEAD,POST,PUT,DELETE,PATCH')
+      res.set('Access-Control-Allow-Methods', req.method)
 
       if (headers) {
         res.set('Access-Control-Allow-Headers', headers)
       }
 
-    if (CORS.maxAge) {
-      res.set('Access-Control-Max-Age', CORS.maxAge)
+      if (opts.maxAge) {
+        res.set('Access-Control-Max-Age', opts.maxAge)
       }
 
       if (req.method === 'OPTIONS') {
@@ -47,3 +48,4 @@ export default function (req, res, next) {
     }
     next()
   }
+}

middleware/router.js

@@ -6,7 +6,8 @@
 
 import { readonlyProp } from '../lib.js'
 
-export default function (req, res, next) {
+export function createRouter() {
+  return function (req, res, next) {
     var debug = this.get('debug')
     var spa = this.get('spa')
 
@@ -71,3 +72,4 @@ export default function (req, res, next) {
         res.error(debug ? err.stack || err : err, err.status || 500)
       })
   }
+}