upgrade version 2.0,add login api,upgrade api verison,add document and unit test

router/logWeb.js

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+const express = require("express")
+const router = express()
+const { createWebAPIRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const cookie = req.get('Cookie') ? req.get('Cookie') : ''
+  const data = {
+    "action": req.query.action,
+    "json": req.query.json,
+    "csrf_token": "",
+  }
+
+  createWebAPIRequest(
+    'music.163.com',
+    '/weapi/log/web',
+    'POST',
+    data,
+    cookie,
+    music_req => res.send(music_req),
+    err => res.status(502).send('fetch error')
+  )
+})
+
+
+
+module.exports = router

router/login.js

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+const express = require("express")
+const crypto = require('crypto')
+const router = express()
+const { createWebAPIRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const email = req.query.email
+  const cookie = req.get('Cookie') ? req.get('Cookie') : ''
+  const md5sum = crypto.createHash('md5')
+  md5sum.update(req.query.password)
+  const data = {
+    'username': email,
+    'password': md5sum.digest('hex'),
+    'rememberLogin': 'true'
+  }
+
+  createWebAPIRequest(
+    'music.163.com',
+    '/weapi/login',
+    'POST',
+    data,
+    cookie,
+    (music_req, cookie) => {
+      console.log(music_req)
+      res.set({
+        'Set-Cookie': cookie,
+      })
+      res.send(music_req)
+    },
+    err => res.status(502).send('fetch error')
+  )
+})
+
+module.exports = router

router/loginCellphone.js

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+const express = require("express")
+const crypto = require('crypto')
+const router = express()
+const { createWebAPIRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const phone = req.query.phone
+  const cookie = req.get('Cookie') ? req.get('Cookie') : ''
+  const md5sum = crypto.createHash('md5')
+  md5sum.update(req.query.password)
+  const data = {
+    'phone': phone,
+    'password': md5sum.digest('hex'),
+    'rememberLogin': 'true'
+  }
+
+  createWebAPIRequest(
+    'music.163.com',
+    '/weapi/login/cellphone',
+    'POST',
+    data,
+    cookie,
+    (music_req, cookie) => {
+      console.log(music_req)
+      res.set({
+        'Set-Cookie': cookie,
+      })
+      res.send(music_req)
+    },
+    err => res.status(502).send('fetch error')
+  )
+})
+
+module.exports = router

router/lyric.js

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+const express = require("express")
+const router = express()
+const { createRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const id = req.query.id
+  createRequest('/api/song/lyric?os=osx&id=' + id + '&lv=-1&kv=-1&tv=-1', 'GET', null)
+    .then(result => {
+      res.setHeader("Content-Type", "application/json")
+      res.send(result)
+    })
+    .catch(err => {
+      res.status(502).send('fetch error')
+    })
+})
+
+
+module.exports = router

router/musicUrl.js

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+const express = require("express")
+const router = express()
+const { createWebAPIRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const id = parseInt(req.query.id)
+  const br = parseInt(req.query.br || 999000)
+  const data = {
+    "ids": [id],
+    "br": br,
+    "csrf_token": ""
+  }
+  const cookie = req.get('Cookie') ? req.get('Cookie') : ''
+
+  createWebAPIRequest(
+    'music.163.com',
+    '/weapi/song/enhance/player/url',
+    'POST',
+    data,
+    cookie,
+    music_req => {
+      res.setHeader("Content-Type", "application/json")
+      res.send(music_req)
+    },
+    err => {
+      res.status(502).send('fetch error')
+    }
+  )
+})
+
+module.exports = router

router/playlistDetail.js

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+const http = require('http')
+const express = require("express")
+const router = express()
+const { createWebAPIRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const cookie = req.get('Cookie') ? req.get('Cookie') : ''
+  let detail, imgurl
+  const data = {
+    "id": req.query.id,
+    "offset": 0,
+    "total": true,
+    "limit": 1000,
+    "n": 1000,
+    "csrf_token": ""
+  }
+
+  createWebAPIRequest(
+    'music.163.com',
+    '/weapi/v3/playlist/detail',
+    'POST',
+    data,
+    cookie,
+     music_req=> {
+      console.log(music_req)
+      detail = music_req
+      mergeRes()
+    },
+     err =>{
+      res.status(502).send('fetch error')
+    }
+  )
+
+  // FIXME:i dont know the api to get coverimgurl
+  // so i get it by parsing html
+  const http_client = http.get({
+    hostname: 'music.163.com',
+    path: '/playlist?id=' + req.query.id,
+    headers: {
+      'Referer': 'http://music.163.com',
+    },
+  }, function (res) {
+    res.setEncoding('utf8')
+    let html = ''
+    res.on('data', function (chunk) {
+      html += chunk
+    })
+    res.on('end', function () {
+      console.log('end', html)
+      const regImgCover = /\<img src=\"(.*)\" class="j-img"/ig
+      imgurl = regImgCover.exec(html)[1]
+      mergeRes()
+
+    })
+  })
+
+  function mergeRes() {
+    if (imgurl != undefined && detail != undefined) {
+      detail = JSON.parse(detail)
+      detail.playlist.picUrl = imgurl
+      res.send(detail)
+    }
+  }
+})
+
+
+
+module.exports = router

router/playlistTracks.js

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+const express = require("express")
+const router = express()
+const { createWebAPIRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const op = req.query.op
+  const pid = req.query.pid
+  const tracks = req.query.tracks
+  const cookie = req.get('Cookie') ? req.get('Cookie') : ''
+  // console.log('COOKIESS', cookie)
+  const data = {
+    "op": op,
+    "pid": pid,
+    "tracks": tracks,
+    "trackIds": JSON.stringify([tracks]),
+    "csrf_token": "",
+  }
+  createWebAPIRequest(
+    'music.163.com',
+    '/weapi/playlist/manipulate/tracks',
+    'POST',
+    data,
+    cookie,
+    music_req => res.send(music_req),
+    err => res.status(502).send('fetch error')
+
+  )
+})
+
+module.exports = router

router/recommendResource.js

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+const express = require("express")
+const router = express()
+const { createWebAPIRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const cookie = req.get('Cookie') ? req.get('Cookie') : ''
+  const data = {
+    "csrf_token": ""
+  }
+
+  createWebAPIRequest(
+    'music.163.com',
+    '/weapi/v1/discovery/recommend/resource',
+    'POST',
+    data,
+    cookie,
+    music_req => res.send(music_req),
+    err => res.status(502).send('fetch error')
+  )
+})
+
+
+
+module.exports = router

router/recommendSongs.js

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+const express = require("express")
+const router = express()
+const { createWebAPIRequest } = require("../util/util")
+
+router.get("/",(req,res)=>{
+  const cookie = req.get('Cookie') ? req.get('Cookie') : ''
+  const data = {
+    "offset": 0,
+    "total": true,
+    "limit": 20,
+    "csrf_token": ""
+  }
+
+  createWebAPIRequest(
+    'music.163.com',
+    '/weapi/v1/discovery/recommend/songs',
+    'POST',
+    data,
+    cookie,
+    music_req => res.send(music_req),
+    err => res.status(502).send('fetch error')
+  )
+})
+
+
+
+module.exports=router

router/search.js

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+const express = require("express")
+const router = express()
+const { createRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const keywords = req.query.keywords
+  const type = req.query.type || 1
+  const limit = req.query.limit || 30
+  const data = 's=' + keywords + '&limit=' + limit + '&type=' + type + '&offset=0'
+  createRequest('/api/search/pc/', 'POST', data)
+    .then(result => {
+      res.setHeader("Content-Type", "application/json")
+      res.send(result)
+    })
+    .catch(err => {
+      res.status(502).send('fetch error')
+    })
+})
+
+module.exports = router

router/userPlaylist.js

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+const express = require("express")
+const router = express()
+const { createWebAPIRequest } = require("../util/util")
+
+router.get("/", (req, res) => {
+  const cookie = req.get('Cookie') ? req.get('Cookie') : ''
+  const data = {
+    "offset": 0,
+    "uid": req.query.uid,
+    "limit": 1000,
+    "csrf_token": ""
+  }
+  createWebAPIRequest(
+    'music.163.com',
+    '/weapi/user/playlist',
+    'POST',
+    data,
+    cookie,
+    music_req => res.send(music_req),
+    err => res.status(502).send('fetch error')
+  )
+})
+
+module.exports = router