refactor(server): 使伺服器可以復用、更換廢棄函式

.gitignore

@@ -4,3 +4,4 @@ node_modules
 .idea
 .vscode
 .history
+examples/moddef.json

app.js

@@ -1,146 +1,4 @@
 #!/usr/bin/env node
-const fs = require('fs')
-const path = require('path')
-const express = require('express')
-const bodyParser = require('body-parser')
-const request = require('./util/request')
-const packageJSON = require('./package.json')
-const exec = require('child_process').exec
-const cache = require('./util/apicache').middleware
-const { cookieToJson } = require('./util/index')
-const fileUpload = require('express-fileupload')
-const decode = require('safe-decode-uri-component')
-
-// version check
-exec('npm info NeteaseCloudMusicApi version', (err, stdout, stderr) => {
-  if (!err) {
-    let version = stdout.trim()
-    if (packageJSON.version < version) {
-      console.log(
-        `最新版本: ${version}, 当前版本: ${packageJSON.version}, 请及时更新`,
-      )
-    }
-  }
+require('./server').serveNcmApi({
+  checkVersion: true,
 })
-
-const app = express()
-app.set('trust proxy', true)
-
-// CORS & Preflight request
-app.use((req, res, next) => {
-  if (req.path !== '/' && !req.path.includes('.')) {
-    res.set({
-      'Access-Control-Allow-Credentials': true,
-      'Access-Control-Allow-Origin': req.headers.origin || '*',
-      'Access-Control-Allow-Headers': 'X-Requested-With,Content-Type',
-      'Access-Control-Allow-Methods': 'PUT,POST,GET,DELETE,OPTIONS',
-      'Content-Type': 'application/json; charset=utf-8',
-    })
-  }
-  req.method === 'OPTIONS' ? res.status(204).end() : next()
-})
-
-// cookie parser
-app.use((req, res, next) => {
-  req.cookies = {}
-  //;(req.headers.cookie || '').split(/\s*;\s*/).forEach((pair) => { //  Polynomial regular expression //
-  ;(req.headers.cookie || '').split(/;\s+|(?<!\s)\s+$/g).forEach((pair) => {
-    let crack = pair.indexOf('=')
-    if (crack < 1 || crack == pair.length - 1) return
-    req.cookies[decode(pair.slice(0, crack)).trim()] = decode(
-      pair.slice(crack + 1),
-    ).trim()
-  })
-  next()
-})
-
-// body parser
-app.use(bodyParser.json())
-app.use(bodyParser.urlencoded({ extended: false }))
-
-app.use(fileUpload())
-
-// static
-app.use(express.static(path.join(__dirname, 'public')))
-
-// cache
-app.use(cache('2 minutes', (req, res) => res.statusCode === 200))
-// router
-const special = {
-  'daily_signin.js': '/daily_signin',
-  'fm_trash.js': '/fm_trash',
-  'personal_fm.js': '/personal_fm',
-}
-
-fs.readdirSync(path.join(__dirname, 'module'))
-  .reverse()
-  .forEach((file) => {
-    if (!file.endsWith('.js')) return
-    let route =
-      file in special
-        ? special[file]
-        : '/' + file.replace(/\.js$/i, '').replace(/_/g, '/')
-    let question = require(path.join(__dirname, 'module', file))
-
-    app.use(route, (req, res) => {
-      ;[req.query, req.body].forEach((item) => {
-        if (typeof item.cookie === 'string') {
-          item.cookie = cookieToJson(decode(item.cookie))
-        }
-      })
-      let query = Object.assign(
-        {},
-        { cookie: req.cookies },
-        req.query,
-        req.body,
-        req.files,
-      )
-
-      question(query, request)
-        .then((answer) => {
-          console.log('[OK]', decode(req.originalUrl))
-
-          const cookies = answer.cookie
-          if (Array.isArray(cookies) && cookies.length > 0) {
-            if (req.protocol === 'https') {
-              // Try to fix CORS SameSite Problem
-              res.append(
-                'Set-Cookie',
-                cookies.map((cookie) => {
-                  return cookie + '; SameSite=None; Secure'
-                }),
-              )
-            } else {
-              res.append('Set-Cookie', cookies)
-            }
-          }
-          res.status(answer.status).send(answer.body)
-        })
-        .catch((answer) => {
-          console.log('[ERR]', decode(req.originalUrl), {
-            status: answer.status,
-            body: answer.body,
-          })
-          if (!answer.body) {
-            res.status(404).send({
-              code: 404,
-              data: null,
-              msg: 'Not Found',
-            })
-            return
-          }
-          if (answer.body.code == '301') answer.body.msg = '需要登录'
-          res.append('Set-Cookie', answer.cookie)
-          res.status(answer.status).send(answer.body)
-        })
-    })
-  })
-
-const port = process.env.PORT || 3000
-const host = process.env.HOST || ''
-
-app.server = app.listen(port, host, () => {
-  console.log(`server running @ http://${host ? host : 'localhost'}:${port}`)
-})
-
-module.exports = app

examples/get_static_moddef.js

@@ -0,0 +1,22 @@
+const fsPromises = require('fs/promises')
+const path = require('path')
+const server = require('../server')
+
+const exportFile = path.join(__dirname, 'moddef.json')
+
+async function main() {
+  const def = await server.getModulesDefinitions(
+    path.join(__dirname, '..', 'module'),
+    {
+      'daily_signin.js': '/daily_signin',
+      'fm_trash.js': '/fm_trash',
+      'personal_fm.js': '/personal_fm',
+    },
+    false,
+  )
+
+  fsPromises.writeFile(exportFile, JSON.stringify(def, null, 4))
+  console.log(`👍 Get your own definition at: ${exportFile}`)
+}
+
+main()