{"id":34145,"date":"2024-11-25T10:59:51","date_gmt":"2024-11-25T02:59:51","guid":{"rendered":"https:\/\/fwq.ai\/blog\/34145\/"},"modified":"2024-11-25T10:59:51","modified_gmt":"2024-11-25T02:59:51","slug":"%e6%b5%85%e6%9e%90%e5%b0%8f%e7%a8%8b%e5%ba%8f%e6%80%8e%e4%b9%88%e5%ae%9e%e7%8e%b0%e7%99%bb%e5%bd%95%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/34145\/","title":{"rendered":"\u6d45\u6790\u5c0f\u7a0b\u5e8f\u600e\u4e48\u5b9e\u73b0\u767b\u5f55\u529f\u80fd"},"content":{"rendered":"

\u5c0f\u7a0b\u5e8f\u600e\u4e48\u5b9e\u73b0\u767b\u5f55\u529f\u80fd\uff1f\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e00\u4e0b\u5c0f\u7a0b\u5e8f\u767b\u5f55\u7684\u6b63\u786e\u6253\u5f00\u65b9\u5f0f\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

\"\u6d45\u6790\u5c0f\u7a0b\u5e8f\u600e\u4e48\u5b9e\u73b0\u767b\u5f55\u529f\u80fd\u63d2\u56fe\"<\/p>\n

\u5c0f\u7a0b\u5e8f\u7f51\u7edc\u7ec4\u4ef6<\/strong><\/span><\/p>\n

https:\/\/developers.weixin.qq.com\/miniprogram\/dev\/api\/network\/request\/wx.request.html<\/p>\n

RequestTask\u8bf4\u660e<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n
\u65b9\u6cd5<\/th>\n\u8bf4\u660e<\/th>\n<\/tr>\n<\/thead>\n
<\/td>\n\u4e2d\u65ad\u8bf7\u6c42\u4efb\u52a1\u3002<\/td>\n<\/tr>\n
<\/td>\n\u76d1\u542c HTTP Response Header \u4e8b\u4ef6\u3002\u4f1a\u6bd4\u8bf7\u6c42\u5b8c\u6210\u4e8b\u4ef6\u66f4\u65e9\u3002<\/td>\n<\/tr>\n
<\/td>\n\u53d6\u6d88\u76d1\u542c HTTP Response Header \u4e8b\u4ef6\u3002<\/td>\n<\/tr>\n
<\/td>\n\u76d1\u542c Transfer-Encoding Chunk Received \u4e8b\u4ef6\u3002\u5f53\u63a5\u6536\u5230\u65b0\u7684chunk\u65f6\u89e6\u53d1\u3002<\/td>\n<\/tr>\n
<\/td>\n\u53d6\u6d88\u76d1\u542c Transfer-Encoding Chunk Received \u4e8b\u4ef6\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

wx.request(Object object)\u5c5e\u6027<\/strong><\/p>\n

\u6b64\u5904\u53ea\u5217\u6bd4\u8f83\u5e38\u7528\u7684\u5c5e\u6027\uff0c\u5168\u90e8\u5c5e\u6027\u8bf7\u67e5\u770b\u3002<\/em><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n
\u5c5e\u6027<\/th>\n\u7c7b\u578b<\/th>\n\u9ed8\u8ba4\u503c<\/th>\n\u5fc5\u586b<\/th>\n\u8bf4\u660e<\/th>\n<\/tr>\n<\/thead>\n
url<\/td>\nstring<\/td>\n<\/td>\n\u662f<\/td>\n\u5f00\u53d1\u8005\u670d\u52a1\u5668\u63a5\u53e3\u5730\u5740<\/td>\n<\/tr>\n
data<\/td>\nstring\/object\/ArrayBuffer<\/td>\n<\/td>\n\u5426<\/td>\n\u8bf7\u6c42\u7684\u53c2\u6570<\/td>\n<\/tr>\n
header<\/td>\nObject<\/td>\n<\/td>\n\u5426<\/td>\n\u8bbe\u7f6e\u8bf7\u6c42\u7684 header\uff0cheader \u4e2d\u4e0d\u80fd\u8bbe\u7f6e Referer\u3002 content-type \u9ed8\u8ba4\u4e3a application\/json<\/td>\n<\/tr>\n
timeout<\/td>\nnumber<\/td>\n<\/td>\n\u5426<\/td>\n\u8d85\u65f6\u65f6\u95f4\uff0c\u5355\u4f4d\u4e3a\u6beb\u79d2<\/td>\n<\/tr>\n
method<\/td>\nstring<\/td>\nGET<\/td>\n\u5426<\/td>\nHTTP \u8bf7\u6c42\u65b9\u6cd5<\/td>\n<\/tr>\n
success<\/td>\nfunction<\/td>\n<\/td>\n\u5426<\/td>\n\u63a5\u53e3\u8c03\u7528\u6210\u529f\u7684\u56de\u8c03\u51fd\u6570<\/td>\n<\/tr>\n
fail<\/td>\nfunction<\/td>\n<\/td>\n\u5426<\/td>\n\u63a5\u53e3\u8c03\u7528\u5931\u8d25\u7684\u56de\u8c03\u51fd\u6570<\/td>\n<\/tr>\n
complete<\/td>\nfunction<\/td>\n<\/td>\n\u5426<\/td>\n\u63a5\u53e3\u8c03\u7528\u7ed3\u675f\u7684\u56de\u8c03\u51fd\u6570\uff08\u8c03\u7528\u6210\u529f\u3001\u5931\u8d25\u90fd\u4f1a\u6267\u884c\uff09\u54ea\u6015\u662fabort\u6389\u7684\u8bf7\u6c42\uff01<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u603b\u7ed3\u4e00\u4e0b\uff1a\u6240\u6709\u7684\u5c0f\u7a0b\u5e8f\u63a5\u53e3\u57fa\u672c\u4e0a\u90fd\u6709\u4e24\u4e2a\u7279\u5f81\uff1a<\/strong><\/p>\n

    \n
  • \n

    \u53c2\u6570\u90fd\u662f\u4e00\u4e2a\u5bf9\u8c61\u3002\u4fbf\u4e8e\u8bb0\u5fc6\u7684\u540c\u65f6\u65b9\u4fbf\u6269\u5c55\u3002<\/p>\n<\/li>\n

  • \n

    \u90fd\u6709\u76f8\u540c\u7684\u7ed3\u679c\u5904\u7406\u65b9\u5f0f\uff1a\u90fd\u6709success\u3001fail\u3001complete\u4e09\u4e2a\u56de\u8c03\u5c5e\u6027\u3002<\/p>\n<\/li>\n<\/ul>\n

    \u63a5\u53e3\u6267\u884c\u7684\u5404\u79cd\u60c5\u51b5\u4e0b\u7684errMsg\u5bf9\u8c61\u4ecb\u7ecd\u3002<\/strong><\/p>\n\n\n\n\n\n\n\n
    \u56de\u8c03\u5c5e\u6027<\/th>\nerrMsg\u5bf9\u8c61<\/th>\n<\/tr>\n<\/thead>\n
    success<\/td>\n{errMsg:”request:ok”…}<\/td>\n<\/tr>\n
    fail<\/td>\n{errMsg:”request:fail “…} \u6709\u7684\u7cfb\u7edf\u8fd9\u4e2afail\u540e\u9762\u6709\u4e2a\u7a7a\u683c\uff0c\u6240\u4ee5\u8981\u4f7f\u7528\u8fd9\u4e2a\u5224\u65ad\uff0c\u6700\u597d\u662f\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u3002\u4e5f\u53ef\u4ee5\u4f7f\u7528indexOf\u51fd\u6570\uff0c\u5927\u4e8e-1\u8fdb\u884c\u5224\u65ad\u3002<\/td>\n<\/tr>\n
    abort<\/td>\n{errMsg:”request:fail abort”…}<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u793a\u4f8b\u4ee3\u7801<\/strong><\/p>\n

      let reqTask = wx.request({\n      url: getApp().globalData.api,\n      success(res) {\n        if (res.errMsg === \"request:ok\") console.log(\"res\", res);\n      },\n      fail(err) {\n        \/\/ if(err.errMsg.indexOf('request:fail')&gt;-1) console.log('err', err);\n        if (\/^request:fail\/i.test(err.errMsg)) console.log(\"err\", err);\n      },\n      complete(res) {\n        console.log(\"resOrErr\", res);\n      },\n    });\n   const reqTaskOnHeadersReceived = (headers) =&gt; {\n      reqTask.offHeadersReceived(reqTaskOnHeadersReceived);\n      console.log(\"headers\", headers);\n      \/\/ \u7531\u4e8e\u8bf7\u6c42\u8fd8\u672a\u5b8c\u5168\u7ed3\u675f\uff0c\u6240\u4ee5\u6211\u4eec\u6ca1\u529e\u6cd5\u83b7\u5f97\u8bf7\u6c42\u7684\u72b6\u6001\u7801\uff0c\u4f46\u662f\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8fd4\u56de\u7684requestBody\u7684\u957f\u5ea6\u6765\u8fdb\u884c\u5224\u65ad\u3002\n      \/\/ \u4e24\u70b9\u8bf4\u660e\uff1a1. \u4e24\u4e2a~~\u53ef\u4ee5\u628a\u5b57\u7b26\u4e32\u6570\u5b57\u5feb\u901f\u8f6c\u5316\u4e3a\u6570\u5b57\u3002\n      \/\/ 2. \u4e3a\u4ec0\u4e48\u53d6\u5c0f\u4e8e19\uff0c\u662f\u7531\u4e8e\u540e\u53f0\u8fd4\u56de\u6ca1\u6709\u6743\u9650\u7684requestBody\u7684\u65f6\u5019Content-length\u4e3a\u201c18\u201d\uff0c\u6b63\u5e38\u60c5\u51b5\u4e0b\u662f\u5927\u4e8e19\u7684\u3002\u6240\u4ee5\u5177\u4f53\u591a\u5c11\u5f97\u770b\u4e00\u4e0b\u5177\u4f53\u60c5\u51b5\u3002\n      if (~~headers.header[\"Content-length\"] <p><strong><span style=\"font-size: 18px;\">\u5c0f\u7a0b\u5e8f\u767b\u5f55\u63a5\u53e3<\/span><\/strong><\/p><\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \n
    • \n
      \u83b7\u53d6\u7528\u6237\u4fe1\u606f\u3002\u9875\u9762\u4ea7\u751f\u70b9\u51fb\u4e8b\u4ef6\uff08\u4f8b\u5982 button \u4e0a bindtap \u7684\u56de\u8c03\u4e2d\uff09\u540e\u624d\u53ef\u8c03\u7528\uff0c\u6bcf\u6b21\u8bf7\u6c42\u90fd\u4f1a\u5f39\u51fa\u6388\u6743\u7a97\u53e3\uff0c\u7528\u6237\u540c\u610f\u540e\u8fd4\u56de userInfo\u3002\u8be5\u63a5\u53e3\u7528\u4e8e\u66ff\u6362 wx.getUserInfo\uff0c\u8be6\u89c1 \u3002<\/p>\n<\/li>\n
    • \n
      \u68c0\u67e5\u767b\u5f55\u6001\u662f\u5426\u8fc7\u671f\u3002 \u901a\u8fc7 wx.login \u63a5\u53e3\u83b7\u5f97\u7684\u7528\u6237\u767b\u5f55\u6001\u62e5\u6709\u4e00\u5b9a\u7684\u65f6\u6548\u6027\u3002\u7528\u6237\u8d8a\u4e45\u672a\u4f7f\u7528\u5c0f\u7a0b\u5e8f\uff0c\u7528\u6237\u767b\u5f55\u6001\u8d8a\u6709\u53ef\u80fd\u5931\u6548\u3002\u53cd\u4e4b\u5982\u679c\u7528\u6237\u4e00\u76f4\u5728\u4f7f\u7528\u5c0f\u7a0b\u5e8f\uff0c\u5219\u7528\u6237\u767b\u5f55\u6001\u4e00\u76f4\u4fdd\u6301\u6709\u6548\u3002\u5177\u4f53\u65f6\u6548\u903b\u8f91\u7531\u5fae\u4fe1\u7ef4\u62a4\uff0c\u5bf9\u5f00\u53d1\u8005\u900f\u660e\u3002\u5f00\u53d1\u8005\u53ea\u9700\u8981\u8c03\u7528 wx.checkSession \u63a5\u53e3\u68c0\u6d4b\u5f53\u524d\u7528\u6237\u767b\u5f55\u6001\u662f\u5426\u6709\u6548\u3002<\/p>\n
      \u767b\u5f55\u6001\u8fc7\u671f\u540e\u5f00\u53d1\u8005\u53ef\u4ee5\u518d\u8c03\u7528 wx.login \u83b7\u53d6\u65b0\u7684\u7528\u6237\u767b\u5f55\u6001\u3002\u8c03\u7528\u6210\u529f\u8bf4\u660e\u5f53\u524d session_key \u672a\u8fc7\u671f\uff0c\u8c03\u7528\u5931\u8d25\u8bf4\u660e session_key \u5df2\u8fc7\u671f\u3002\u66f4\u591a\u4f7f\u7528\u65b9\u6cd5\u8be6\u89c1 \u3002<\/p>\n<\/li>\n
    • \n
      \u8c03\u7528\u63a5\u53e3\u83b7\u53d6\u767b\u5f55\u51ed\u8bc1\uff08code\uff09\u3002\u901a\u8fc7\u51ed\u8bc1\u8fdb\u800c\u6362\u53d6\u7528\u6237\u767b\u5f55\u6001\u4fe1\u606f\uff0c\u5305\u62ec\u7528\u6237\u5728\u5f53\u524d\u5c0f\u7a0b\u5e8f\u7684\u552f\u4e00\u6807\u8bc6\uff08openid\uff09\u3001\u5fae\u4fe1\u5f00\u653e\u5e73\u53f0\u5e10\u53f7\u4e0b\u7684\u552f\u4e00\u6807\u8bc6\uff08unionid\uff0c\u82e5\u5f53\u524d\u5c0f\u7a0b\u5e8f\u5df2\u7ed1\u5b9a\u5230\u5fae\u4fe1\u5f00\u653e\u5e73\u53f0\u5e10\u53f7\uff09\u53ca\u672c\u6b21\u767b\u5f55\u7684\u4f1a\u8bdd\u5bc6\u94a5\uff08session_key\uff09\u7b49\u3002\u7528\u6237\u6570\u636e\u7684\u52a0\u89e3\u5bc6\u901a\u8baf\u9700\u8981\u4f9d\u8d56\u4f1a\u8bdd\u5bc6\u94a5\u5b8c\u6210\u3002\u66f4\u591a\u4f7f\u7528\u65b9\u6cd5\u8be6\u89c1 \u3002<\/p>\n<\/li>\n<\/ul>\n
      \u540e\u7aef\u767b\u5f55\u63a5\u53e3\u4ee3\u7801\u5b9e\u73b0<\/span><\/strong><\/p>\n
      \u540e\u7aef\u4f7f\u7528NodeJS\uff0cweb\u6846\u67b6KOA\u7248\u672c^2.13.4\uff0c\u8def\u7531\u6846\u67b6@koa\/router\u7248\u672c^10.1.1\uff0c\u6846\u67b6request\uff0c\u7248\u672c ^2.88.2\uff0cjsonwebtoken\u7528\u6765\u52a0\u5bc6\u89e3\u5bc6token\u4fe1\u606f\uff0c\u7248\u672c^8.5.1<\/strong><\/p>\n
      \/\/ app.js\nconst Koa = require(\"koa\");\nconst Router = require(\"@koa\/router\");\nconst WeixinAuth = require(\".\/lib\/koa2-weixin-auth\");\nconst jsonwebtoken = require(\"jsonwebtoken\");\n\nconst app = new Koa();\n\/\/ \u5c0f\u7a0b\u5e8f\u673a\u7968\u4fe1\u606f\nconst miniProgramAppId = \"*********\";\nconst miniProgramAppSecret = \"***********\";\nconst weixinAuth = new WeixinAuth(miniProgramAppId, miniProgramAppSecret);\n\nconst JWT_SECRET = \"JWTSECRET\";\n\/\/ \u8def\u7531\u4e2d\u95f4\u4ef6\u9700\u8981\u5b89\u88c5@koa\/router\n\/\/ \u5f00\u542f\u4e00\u4e2a\u5e26\u7fa4\u7ec4\u7684\u8def\u7531\nconst router = new Router({\n  prefix: \"\/user\",\n});\n\/\/ \u8fd9\u662f\u6b63\u89c4\u7684\u767b\u9646\u65b9\u6cd5\n\/\/ \u6dfb\u52a0\u4e00\u4e2a\u53c2\u6570\uff0csessionKeyIsValid\uff0c\u4ee3\u8868sessionKey\u662f\u5426\u8fd8\u6709\u6548\nrouter.post(\"\/weixin-login\", async (ctx) =&gt; {\n  let { code, userInfo, encryptedData, iv, sessionKeyIsValid } =\n    ctx.request.body;\n   \/\/ \u89e3\u6790openid\n  const token = await weixinAuth.getAccessToken(code);\n  userInfo.openid = token.data.openid;\n  \/\/ \u8fd9\u91cc\u53ef\u4ee5\u81ea\u5df1\u8fdb\u884c\u5904\u7406\uff0c\u6bd4\u65b9\u8bf4\u8bb0\u5f55\u5230\u6570\u636e\u5e93,\u5904\u7406token\u7b49\n  let authorizationToken = jsonwebtoken.sign(\n    { name: userInfo.nickName },\n    JWT_SECRET,\n    { expiresIn: \"1d\" }\n  );\n  Object.assign(userInfo, { authorizationToken });\n  ctx.status = 200;\n  ctx.body = {\n    code: 200,\n    msg: \"ok\",\n    data: userInfo,\n  };\n});<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \/\/ lib\/koa2-weixin-auth.js\nconst querystring = require(\"querystring\");\nconst request = require(\"request\");\n\nconst AccessToken = function (data) {\n  if (!(this instanceof AccessToken)) {\n    return new AccessToken(data);\n  }\n  this.data = data;\n};\n\n\/*!\n * \u68c0\u67e5AccessToken\u662f\u5426\u6709\u6548\uff0c\u68c0\u67e5\u89c4\u5219\u4e3a\u5f53\u524d\u65f6\u95f4\u548c\u8fc7\u671f\u65f6\u95f4\u8fdb\u884c\u5bf9\u6bd4\n *\n * Examples:\n * ```\n * token.isValid();\n * ```\n *\/\nAccessToken.prototype.isValid = function () {\n  return (\n    !!this.data.session_key &amp;&amp;\n    new Date().getTime()  {\n    const url = \"https:\/\/open.weixin.qq.com\/connect\/oauth2\/authorize\";\n    let info = {\n      appid: this.appid,\n      redirect_uri: redirect_uri,\n      scope: scope || \"snsapi_base\",\n      state: state || \"\",\n      response_type: \"code\",\n    };\n    resolve(url + \"?\" + querystring.stringify(info) + \"#wechat_redirect\");\n  });\n};\n\n\/*!\n * \u5904\u7406token\uff0c\u66f4\u65b0\u8fc7\u671f\u65f6\u95f4\n *\/\nAuth.prototype.processToken = function (data) {\n  data.create_at = new Date().getTime();\n  \/\/ \u5b58\u50a8token\n  this.saveToken(data.openid, data);\n  return AccessToken(data);\n};\n\n\/**\n * \u6839\u636e\u6388\u6743\u83b7\u53d6\u5230\u7684code\uff0c\u6362\u53d6access token\u548copenid\n * \u83b7\u53d6openid\u4e4b\u540e\uff0c\u53ef\u4ee5\u8c03\u7528`wechat.API`\u6765\u83b7\u53d6\u66f4\u591a\u4fe1\u606f\n * @param {String} code \u6388\u6743\u83b7\u53d6\u5230\u7684code\n *\/\nAuth.prototype.getAccessToken = function (code) {\n  return new Promise((resolve, reject) =&gt; {\n    const url = \"https:\/\/api.weixin.qq.com\/sns\/jscode2session\";\n    \/\/\u7531\u4e8e\u6b64\u6846\u67b6\u7248\u672c\u5f88\u4e45\u6ca1\u6709\u66f4\u65b0\u4e86\uff0c\u6b64\u5904\u5730\u5740\u53d1\u751f\u4e86\u53d8\u5316\uff0c\u9700\u8981\u4fee\u6539\u4e3a\u4ee5\u4e0a\u5730\u5740\uff0c\u4e0d\u7136\u4f1a\u51fa\u73b0\n    \/\/41008\u9519\u8bef\u3002\u8fd9\u4e5f\u662f\u6ca1\u6709\u76f4\u63a5\u4f7f\u7528\u6846\u67b6\uff0c\u5f15\u7528\u672c\u5730\u4f7f\u7528\u7684\u539f\u56e0\u3002\n    \/\/ const url = \"https:\/\/api.weixin.qq.com\/sns\/oauth2\/access_token\";\n    const info = {\n      appid: this.appid,\n      secret: this.appsecret,\n      js_code: code,\n      grant_type: \"authorization_code\",\n    };\n    request.post(url, { form: info }, (err, res, body) =&gt; {\n      if (err) {\n        reject(err);\n      } else {\n        const data = JSON.parse(body);\n        resolve(this.processToken(data));\n      }\n    });\n  });\n};\n\n\/**\n * \u6839\u636erefresh token\uff0c\u5237\u65b0access token\uff0c\u8c03\u7528getAccessToken\u540e\u624d\u6709\u6548\n * @param {String} refreshToken refreshToken\n *\/\nAuth.prototype.refreshAccessToken = function (refreshToken) {\n  return new Promise((resolve, reject) =&gt; {\n    const url = \"https:\/\/api.weixin.qq.com\/sns\/oauth2\/refresh_token\";\n    var info = {\n      appid: this.appid,\n      grant_type: \"refresh_token\",\n      refresh_token: refreshToken,\n    };\n    request.post(url, { form: info }, (err, res, body) =&gt; {\n      if (err) {\n        reject(err);\n      } else {\n        const data = JSON.parse(body);\n        resolve(this.processToken(data));\n      }\n    });\n  });\n};\n\n\/**\n * \u6839\u636eopenid\uff0c\u83b7\u53d6\u7528\u6237\u4fe1\u606f\u3002\n * \u5f53access token\u65e0\u6548\u65f6\uff0c\u81ea\u52a8\u901a\u8fc7refresh token\u83b7\u53d6\u65b0\u7684access token\u3002\u7136\u540e\u518d\u83b7\u53d6\u7528\u6237\u4fe1\u606f\n * @param {Object|String} options \u4f20\u5165openid\u6216\u8005\u53c2\u89c1Options\n *\/\nAuth.prototype.getUser = async function (openid) {\n  const data = this.getToken(openid);\n  console.log(\"getUser\", data);\n  if (!data) {\n    var error = new Error(\n      \"No token for \" + options.openid + \", please authorize first.\"\n    );\n    error.name = \"NoOAuthTokenError\";\n    throw error;\n  }\n  const token = AccessToken(data);\n  var accessToken;\n  if (token.isValid()) {\n    accessToken = token.data.session_key;\n  } else {\n    var newToken = await this.refreshAccessToken(token.data.refresh_token);\n    accessToken = newToken.data.session_key;\n  }\n  console.log(\"accessToken\", accessToken);\n  return await this._getUser(openid, accessToken);\n};\n\nAuth.prototype._getUser = function (openid, accessToken, lang) {\n  return new Promise((resolve, reject) =&gt; {\n    const url = \"https:\/\/api.weixin.qq.com\/sns\/userinfo\";\n    const info = {\n      access_token: accessToken,\n      openid: openid,\n      lang: lang || \"zh_CN\",\n    };\n    request.post(url, { form: info }, (err, res, body) =&gt; {\n      if (err) {\n        reject(err);\n      } else {\n        resolve(JSON.parse(body));\n      }\n    });\n  });\n};\n\n\/**\n * \u6839\u636ecode\uff0c\u83b7\u53d6\u7528\u6237\u4fe1\u606f\u3002\n * @param {String} code \u6388\u6743\u83b7\u53d6\u5230\u7684code\n *\/\nAuth.prototype.getUserByCode = async function (code) {\n  const token = await this.getAccessToken(code);\n  return await this.getUser(token.data.openid);\n};\n\nmodule.exports = Auth;<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u5c0f\u7a0b\u5e8f\u7aef\u767b\u5f55\u4ee3\u7801\u5b9e\u73b0<\/span><\/strong><\/p>\n
      <!--pages\/index.wxml-->\n<view>\n    <text>\u5fae\u4fe1\u767b\u5f55<\/text>\n    <view>\n        <button>\u767b\u5f55<\/button>\n    <\/view><\/view><\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \/\/ pages\/index.js\nPage({\n  \/**\n   * \u9875\u9762\u7684\u521d\u59cb\u6570\u636e\n   *\/\n  data: {},\n  \/\/ \u6b63\u786e\u7684\u767b\u5f55\u65b9\u5f0f\n  getUserProfile() {\n    \/\/ \u63a8\u8350\u4f7f\u7528wx.getUserProfile\u83b7\u53d6\u7528\u6237\u4fe1\u606f\uff0c\u5f00\u53d1\u8005\u6bcf\u6b21\u901a\u8fc7\u8be5\u63a5\u53e3\u83b7\u53d6\u7528\u6237\u4e2a\u4eba\u4fe1\u606f\u5747\u9700\u7528\u6237\u786e\u8ba4\n    \/\/ \u5f00\u53d1\u8005\u59a5\u5584\u4fdd\u7ba1\u7528\u6237\u5feb\u901f\u586b\u5199\u7684\u5934\u50cf\u6635\u79f0\uff0c\u907f\u514d\u91cd\u590d\u5f39\u7a97\n    wx.getUserProfile({\n      desc: \"\u7528\u4e8e\u5b8c\u5584\u4f1a\u5458\u8d44\u6599\", \/\/ \u58f0\u660e\u83b7\u53d6\u7528\u6237\u4e2a\u4eba\u4fe1\u606f\u540e\u7684\u7528\u9014\uff0c\u540e\u7eed\u4f1a\u5c55\u793a\u5728\u5f39\u7a97\u4e2d\uff0c\u8bf7\u8c28\u614e\u586b\u5199\n      success: (res) =&gt; {\n        let { userInfo, encryptedData, iv } = res;\n        const requestLoginApi = (code) =&gt; {\n          \/\/ \u53d1\u8d77\u7f51\u7edc\u8bf7\u6c42\n          wx.request({\n            url: \"http:\/\/localhost:3000\/user\/weixin-login\",\n            method: \"POST\",\n            header: {\n              \"content-type\": \"application\/json\",\n            },\n            data: {\n              code,\n              userInfo,\n              encryptedData,\n              iv,\n            },\n            success(res) {\n              console.log(\"\u8bf7\u6c42\u6210\u529f\", res.data);\n              let token = res.data.data.authorizationToken;\n              wx.setStorageSync(\"token\", token);\n              onUserLogin(token);\n              console.log(\"authorization\", token);\n            },\n            fail(err) {\n              console.log(\"\u8bf7\u6c42\u5f02\u5e38\", err);\n            },\n          });\n        };\n        const onUserLogin = (token) =&gt; {\n          getApp().globalData.token = token;\n          wx.showToast({\n            title: \"\u767b\u5f55\u6210\u529f\u4e86\",\n          });\n        };\n        \/\/\u5fc5\u987b\u8fdb\u884csession\u662f\u5426\u8fc7\u671f\u68c0\u67e5\uff0c\u4e0d\u7136\u4f1a\u51fa\u73b0\u7b2c\u4e00\u6b21\u70b9\u51fb\u767b\u5f55\uff0c\u670d\u52a1\u5668\u62a5Illegal Buffer\n        \/\/\u7684\u9519\u8bef\uff0c\u4f46\u662f\u7b2c\u4e8c\u6b21\u70b9\u51fb\u767b\u5f55\u6b63\u5e38\u3002\n        wx.checkSession({\n          success: (res) =&gt; {\n            \/\/ session_key \u672a\u8fc7\u671f\uff0c\u5e76\u4e14\u5728\u672c\u751f\u547d\u5468\u671f\u4e00\u76f4\u6709\u6548\n            console.log(\"\u5728\u767b\u9646\u4e2d\");\n            let token = wx.getStorageSync(\"token\");\n            if (token) onUserLogin(token);\n          },\n          fail: (res) =&gt; {\n            \/\/ session_key\u5df2\u7ecf\u5931\u6548\uff0c\u9700\u8981\u91cd\u65b0\u6267\u884c\u767b\u5f55\u6d41\u7a0b\n            wx.login({\n              success(res0) {\n                if (res0.code) {\n                  requestLoginApi(res0.code);\n                } else {\n                  console.log(\"\u767b\u5f55\u5931\u8d25!\" + res0.errMsg);\n                }\n              },\n            });\n          },\n        });\n      },\n    });\n  },\n});<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u9488\u5bf9\u767b\u5f55\u4ee3\u7801\u53ef\u4ee5\u505a\u54ea\u4e9b\u4f18\u5316\uff1f<\/span><\/strong><\/p>\n
      \u5bf9\u4e8e\u4e00\u4e2a\u8f6f\u4ef6\uff0c\u5c31\u4ee3\u7801\u5c42\u9762\u800c\u8a00\uff0c\u9700\u8981\u8ffd\u6c42\u6700\u57fa\u672c\u7684\u51e0\u4e2a\u65b9\u9762\uff08\u8fdc\u4e0d\u6b62\u8fd9\u4e9b\uff0c\u4f46\u662f\u5148\u59d1\u4e14\u5148\u505a\u4e2a\u597d\u8fd9\u4e9b\u5427\uff09\uff1a<\/p>\n
        \n
      • \n
        \u53ef\u7ef4\u62a4\u6027\uff08maintainability\uff09<\/p>\n
        \u6240\u8c13\u7684\u201c\u7ef4\u62a4\u201d\u65e0\u5916\u4e4e\u5c31\u662f\u4fee\u6539 bug\u3001\u4fee\u6539\u8001\u7684\u4ee3\u7801\u3001\u6dfb\u52a0\u65b0\u7684\u4ee3\u7801\u4e4b\u7c7b\u7684\u5de5\u4f5c\u3002\u6240\u8c13\u201c\u4ee3\u7801\u6613\u7ef4\u62a4\u201d\u5c31\u662f\u6307\uff0c\u5728\u4e0d\u7834\u574f\u539f\u6709\u4ee3\u7801\u8bbe\u8ba1\u3001\u4e0d\u5f15\u5165\u65b0\u7684 bug \u7684\u60c5\u51b5\u4e0b\uff0c\u80fd\u591f\u5feb\u901f\u5730\u4fee\u6539\u6216\u8005\u6dfb\u52a0\u4ee3\u7801\u3002\u6240\u8c13\u201c\u4ee3\u7801\u4e0d\u6613\u7ef4\u62a4\u201d\u5c31\u662f\u6307\uff0c\u4fee\u6539\u6216\u8005\u6dfb\u52a0\u4ee3\u7801\u9700\u8981\u5192\u7740\u6781\u5927\u7684\u5f15\u5165\u65b0 bug \u7684\u98ce\u9669\uff0c\u5e76\u4e14\u9700\u8981\u82b1\u8d39\u5f88\u957f\u7684\u65f6\u95f4\u624d\u80fd\u5b8c\u6210\u3002<\/p>\n<\/li>\n
      • \n
        \u53ef\u8bfb\u6027\uff08readability\uff09<\/p>\n
        \u8f6f\u4ef6\u8bbe\u8ba1\u5927\u5e08 Martin Fowler \u66fe\u7ecf\u8bf4\u8fc7\uff1a\u201cAny fool can write code that a computer can understand. Good programmers write code that humans can understand.\u201d\u7ffb\u8bd1\u6210\u4e2d\u6587\u5c31\u662f\uff1a\u201c\u4efb\u4f55\u50bb\u74dc\u90fd\u4f1a\u7f16\u5199\u8ba1\u7b97\u673a\u80fd\u7406\u89e3\u7684\u4ee3\u7801\u3002\u597d\u7684\u7a0b\u5e8f\u5458\u80fd\u591f\u7f16\u5199\u4eba\u80fd\u591f\u7406\u89e3\u7684\u4ee3\u7801\u3002\u201dGoogle \u5185\u90e8\u751a\u81f3\u4e13\u95e8\u6709\u4e2a\u8ba4\u8bc1\u5c31\u53eb\u4f5c Readability\u3002\u53ea\u6709\u62ff\u5230\u8fd9\u4e2a\u8ba4\u8bc1\u7684\u5de5\u7a0b\u5e08\uff0c\u624d\u6709\u8d44\u683c\u5728 code review \u7684\u65f6\u5019\uff0c\u6279\u51c6\u522b\u4eba\u63d0\u4ea4\u4ee3\u7801\u3002\u53ef\u89c1\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u6709\u591a\u91cd\u8981\uff0c\u6bd5\u7adf\uff0c\u4ee3\u7801\u88ab\u9605\u8bfb\u7684\u6b21\u6570\u8fdc\u8fdc\u8d85\u8fc7\u88ab\u7f16\u5199\u548c\u6267\u884c\u7684\u6b21\u6570\u3002\u6211\u4eec\u9700\u8981\u770b\u4ee3\u7801\u662f\u5426\u7b26\u5408\u7f16\u7801\u89c4\u8303\u3001\u547d\u540d\u662f\u5426\u8fbe\u610f\u3001\u6ce8\u91ca\u662f\u5426\u8be6\u5c3d\u3001\u51fd\u6570\u662f\u5426\u957f\u77ed\u5408\u9002\u3001\u6a21\u5757\u5212\u5206\u662f\u5426\u6e05\u6670\u3001\u662f\u5426\u7b26\u5408\u9ad8\u5185\u805a\u4f4e\u8026\u5408\u7b49\u7b49\u3002<\/p>\n<\/li>\n
      • \n
        \u53ef\u6269\u5c55\u6027\uff08extensibility\uff09<\/p>\n
        \u53ef\u6269\u5c55\u6027\u4e5f\u662f\u4e00\u4e2a\u8bc4\u4ef7\u4ee3\u7801\u8d28\u91cf\u975e\u5e38\u91cd\u8981\u7684\u6807\u51c6\u3002\u4ee3\u7801\u9884\u7559\u4e86\u4e00\u4e9b\u529f\u80fd\u6269\u5c55\u70b9\uff0c\u4f60\u53ef\u4ee5\u628a\u65b0\u529f\u80fd\u4ee3\u7801\uff0c\u76f4\u63a5\u63d2\u5230\u6269\u5c55\u70b9\u4e0a\uff0c\u800c\u4e0d\u9700\u8981\u56e0\u4e3a\u8981\u6dfb\u52a0\u4e00\u4e2a\u529f\u80fd\u800c\u5927\u52a8\u5e72\u6208\uff0c\u6539\u52a8\u5927\u91cf\u7684\u539f\u59cb\u4ee3\u7801\u3002<\/p>\n<\/li>\n
      • \n
        \u53ef\u590d\u7528\u6027\uff08reusability\uff09<\/p>\n
        \u4ee3\u7801\u7684\u53ef\u590d\u7528\u6027\u53ef\u4ee5\u7b80\u5355\u5730\u7406\u89e3\u4e3a\uff0c\u5c3d\u91cf\u51cf\u5c11\u91cd\u590d\u4ee3\u7801\u7684\u7f16\u5199\uff0c\u590d\u7528\u5df2\u6709\u7684\u4ee3\u7801\u3002<\/p>\n<\/li>\n<\/ul>\n
        \u90a3\u4e48\u63a5\u4e0b\u6765\u5c31\u6765\u4f18\u5316\u4e00\u4e0b\u4ee3\u7801\u5427\uff1a<\/p>\n
        \u6a21\u5757\u5316<\/strong><\/p>\n
        \u53ef\u4ee5\u628a\u767b\u5f55\u7684\u4ee3\u7801\u6a21\u5757\u5316\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
        \/\/ lib\/login.js\nfunction loginWithCallback(cb) {\n  \/\/ \u63a8\u8350\u4f7f\u7528wx.getUserProfile\u83b7\u53d6\u7528\u6237\u4fe1\u606f\uff0c\u5f00\u53d1\u8005\u6bcf\u6b21\u901a\u8fc7\u8be5\u63a5\u53e3\u83b7\u53d6\u7528\u6237\u4e2a\u4eba\u4fe1\u606f\u5747\u9700\u7528\u6237\u786e\u8ba4\n  \/\/ \u5f00\u53d1\u8005\u59a5\u5584\u4fdd\u7ba1\u7528\u6237\u5feb\u901f\u586b\u5199\u7684\u5934\u50cf\u6635\u79f0\uff0c\u907f\u514d\u91cd\u590d\u5f39\u7a97\n  wx.getUserProfile({\n    desc: \"\u7528\u4e8e\u5b8c\u5584\u4f1a\u5458\u8d44\u6599\", \/\/ \u58f0\u660e\u83b7\u53d6\u7528\u6237\u4e2a\u4eba\u4fe1\u606f\u540e\u7684\u7528\u9014\uff0c\u540e\u7eed\u4f1a\u5c55\u793a\u5728\u5f39\u7a97\u4e2d\uff0c\u8bf7\u8c28\u614e\u586b\u5199\n    success: (res) =&gt; {\n      let { userInfo, encryptedData, iv } = res;\n      const requestLoginApi = (code) =&gt; {\n        \/\/ \u53d1\u8d77\u7f51\u7edc\u8bf7\u6c42\n        wx.request({\n          url: \"http:\/\/localhost:3000\/user\/weixin-login\",\n          method: \"POST\",\n          header: {\n            \"content-type\": \"application\/json\",\n          },\n          data: {\n            code,\n            userInfo,\n            encryptedData,\n            iv,\n          },\n          success(res) {\n            console.log(\"\u8bf7\u6c42\u6210\u529f\", res.data);\n            let token = res.data.data.authorizationToken;\n            wx.setStorageSync(\"token\", token);\n            onUserLogin(token);\n            console.log(\"authorization\", token);\n          },\n          fail(err) {\n            console.log(\"\u8bf7\u6c42\u5f02\u5e38\", err);\n          },\n        });\n      };\n\n      const onUserLogin = (token) =&gt; {\n        getApp().globalData.token = token;\n        wx.showToast({\n          title: \"\u767b\u5f55\u6210\u529f\u4e86\",\n        });\n        if (cb &amp;&amp; typeof cb == \"function\") cb(token);\n      };\n      wx.checkSession({\n        success: (res) =&gt; {\n          \/\/ session_key \u672a\u8fc7\u671f\uff0c\u5e76\u4e14\u5728\u672c\u751f\u547d\u5468\u671f\u4e00\u76f4\u6709\u6548\n          console.log(\"\u5728\u767b\u9646\u4e2d\");\n          let token = wx.getStorageSync(\"token\");\n          if (token) onUserLogin(token);\n        },\n        fail: (res) =&gt; {\n          \/\/ session_key\u5df2\u7ecf\u5931\u6548\uff0c\u9700\u8981\u91cd\u65b0\u6267\u884c\u767b\u5f55\u6d41\u7a0b\n          wx.login({\n            success(res0) {\n              if (res0.code) {\n                requestLoginApi(res0.code);\n              } else {\n                console.log(\"\u767b\u5f55\u5931\u8d25!\" + res0.errMsg);\n              }\n            },\n          });\n        },\n      });\n    },\n  });\n}\n\nexport default loginWithCallback;<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        Promise\u5316<\/strong><\/p>\n
        \u56de\u8c03\u5730\u72f1\u95ee\u9898\uff0c\u4e0d\u5229\u4e8e\u4ee3\u7801\u7684\u9605\u8bfb\uff0c\u6240\u4ee5\u63a5\u4e0b\u6765\u6211\u4eec\u57fa\u4e8e\u8fdb\u884c\u4ee3\u7801\u4f18\u5316\u3002\u6709\u4e86 Promise \u5bf9\u8c61\uff0c\u5c31\u53ef\u4ee5\u5c06\u5f02\u6b65\u64cd\u4f5c\u4ee5\u540c\u6b65\u64cd\u4f5c\u7684\u6d41\u7a0b\u8868\u8fbe\u51fa\u6765\uff0c\u907f\u514d\u4e86\u5c42\u5c42\u5d4c\u5957\u7684\u56de\u8c03\u51fd\u6570\u3002\u6b64\u5916\uff0cPromise \u5bf9\u8c61\u63d0\u4f9b\u7edf\u4e00\u7684\u63a5\u53e3\uff0c\u4f7f\u5f97\u63a7\u5236\u5f02\u6b65\u64cd\u4f5c\u66f4\u52a0\u5bb9\u6613\u3002<\/p>\n
        Promise\u7684\u51e0\u4e2a\u65b9\u6cd5\u7b80\u4ecb<\/strong><\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n\n
        \u65b9\u6cd5\u540d<\/th>\n\u8bf4\u660e<\/th>\n<\/tr>\n<\/thead>\n
        <\/td>\n\u65b9\u6cd5\u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u65b0\u7684 Promise \u5bf9\u8c61\uff0c\u56e0\u6b64\u53ef\u4ee5\u91c7\u7528\u94fe\u5f0f\u5199\u6cd5\u3002\u8fd9\u79cd\u8bbe\u8ba1\u4f7f\u5f97\u5d4c\u5957\u7684\u5f02\u6b65\u64cd\u4f5c\uff0c\u53ef\u4ee5\u88ab\u5f88\u5bb9\u6613\u5f97\u6539\u5199\uff0c\u4ece\u56de\u8c03\u51fd\u6570\u7684”\u6a2a\u5411\u53d1\u5c55”\u6539\u4e3a”\u5411\u4e0b\u53d1\u5c55”\u3002<\/td>\n<\/tr>\n
        <\/td>\n\u662f Promise.prototype.then(null, rejection) \u7684\u522b\u540d\uff0c\u7528\u4e8e\u6307\u5b9a\u53d1\u751f\u9519\u8bef\u65f6\u7684\u56de\u8c03\u51fd\u6570\u3002Promise \u5bf9\u8c61\u7684\u9519\u8bef\u5177\u6709”\u5192\u6ce1”\u6027\u8d28\uff0c\u4f1a\u4e00\u76f4\u5411\u540e\u4f20\u9012\uff0c\u76f4\u5230\u88ab\u6355\u83b7\u4e3a\u6b62\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u9519\u8bef\u603b\u662f\u4f1a\u88ab\u4e0b\u4e00\u4e2a catch \u8bed\u53e5\u6355\u83b7\u3002<\/td>\n<\/tr>\n
        <\/td>\n\u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a\u3002\u5728promise\u7ed3\u675f\u65f6\uff0c\u65e0\u8bba\u7ed3\u679c\u662ffulfilled\u6216\u8005\u662frejected\uff0c\u90fd\u4f1a\u6267\u884c\u6307\u5b9a\u7684\u56de\u8c03\u51fd\u6570\u3002\u8fd9\u4e3a\u5728Promise\u662f\u5426\u6210\u529f\u5b8c\u6210\u540e\u90fd\u9700\u8981\u6267\u884c\u7684\u4ee3\u7801\u63d0\u4f9b\u4e86\u4e00\u79cd\u65b9\u5f0f\u3002<\/td>\n<\/tr>\n
        <\/td>\n\u8fd9\u907f\u514d\u4e86\u540c\u6837\u7684\u8bed\u53e5\u9700\u8981\u5728\u548c\u4e2d\u5404\u5199\u4e00\u6b21\u7684\u60c5\u51b5\u3002Promise.all \u65b9\u6cd5\u7528\u4e8e\u5c06\u591a\u4e2a Promise \u5b9e\u4f8b\uff0c\u5305\u88c5\u6210\u4e00\u4e2a\u65b0\u7684 Promise \u5b9e\u4f8b\u3002Promise.all \u65b9\u6cd5\u63a5\u53d7\u4e00\u4e2a\u6570\u7ec4\u4f5c\u4e3a\u53c2\u6570\uff0cvar p = Promise.all([p1,p2,p3]);p1\u3001p2\u3001p3 \u90fd\u662f Promise \u5bf9\u8c61\u7684\u5b9e\u4f8b\u3002\uff08Promise.all \u65b9\u6cd5\u7684\u53c2\u6570\u4e0d\u4e00\u5b9a\u662f\u6570\u7ec4\uff0c\u4f46\u662f\u5fc5\u987b\u5177\u6709 iterator \u63a5\u53e3\uff0c\u4e14\u8fd4\u56de\u7684\u6bcf\u4e2a\u6210\u5458\u90fd\u662f Promise \u5b9e\u4f8b\u3002\uff09p \u7684\u72b6\u6001\u7531 p1\u3001p2\u3001p3 \u51b3\u5b9a\uff0c\u5206\u6210\u4e24\u79cd\u60c5\u51b5\u3002  \uff081\uff09\u53ea\u6709p1\u3001p2\u3001p3\u7684\u72b6\u6001\u90fd\u53d8\u6210fulfilled\uff0cp\u7684\u72b6\u6001\u624d\u4f1a\u53d8\u6210fulfilled\uff0c\u6b64\u65f6p1\u3001p2\u3001p3\u7684\u8fd4\u56de\u503c\u7ec4\u6210\u4e00\u4e2a\u6570\u7ec4\uff0c\u4f20\u9012\u7ed9p\u7684\u56de\u8c03\u51fd\u6570\u3002 \uff082\uff09\u53ea\u8981p1\u3001p2\u3001p3\u4e4b\u4e2d\u6709\u4e00\u4e2a\u88abrejected\uff0cp\u7684\u72b6\u6001\u5c31\u53d8\u6210rejected\uff0c\u6b64\u65f6\u7b2c\u4e00\u4e2a\u88abreject\u7684\u5b9e\u4f8b\u7684\u8fd4\u56de\u503c\uff0c\u4f1a\u4f20\u9012\u7ed9p\u7684\u56de\u8c03\u51fd\u6570\u3002<\/td>\n<\/tr>\n
        <\/td>\nPromise.race \u65b9\u6cd5\u540c\u6837\u662f\u5c06\u591a\u4e2a Promise \u5b9e\u4f8b\uff0c\u5305\u88c5\u6210\u4e00\u4e2a\u65b0\u7684 Promise \u5b9e\u4f8b\u3002var p = Promise.race([p1,p2,p3]);\u4e0a\u9762\u4ee3\u7801\u4e2d\uff0c\u53ea\u8981p1\u3001p2\u3001p3\u4e4b\u4e2d\u6709\u4e00\u4e2a\u5b9e\u4f8b\u7387\u5148\u6539\u53d8\u72b6\u6001\uff0cp\u7684\u72b6\u6001\u5c31\u8ddf\u7740\u6539\u53d8\u3002\u90a3\u4e2a\u7387\u5148\u6539\u53d8\u7684Promise\u5b9e\u4f8b\u7684\u8fd4\u56de\u503c\uff0c\u5c31\u4f20\u9012\u7ed9p\u7684\u8fd4\u56de\u503c\u3002<\/td>\n<\/tr>\n
        <\/td>\n\u63a5\u6536\u4e00\u4e2aPromise\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff0c\u53ea\u8981\u5176\u4e2d\u7684\u4e00\u4e2a promise \u6210\u529f\uff0c\u5c31\u8fd4\u56de\u90a3\u4e2a\u5df2\u7ecf\u6210\u529f\u7684 promise \u3002\u6240\u6709\u5b50\u5b9e\u4f8b\u90fd\u5904\u4e8erejected\u72b6\u6001\uff0c\u603b\u7684promise\u624d\u5904\u4e8erejected\u72b6\u6001\u3002<\/td>\n<\/tr>\n
        <\/td>\n\u8fd4\u56de\u4e00\u4e2a\u5728\u6240\u6709\u7ed9\u5b9a\u7684promise\u90fd\u5df2\u7ecffulfilled\u6216rejected\u540e\u7684promise\uff0c\u5e76\u5e26\u6709\u4e00\u4e2a\u5bf9\u8c61\u6570\u7ec4\uff0c\u6bcf\u4e2a\u5bf9\u8c61\u8868\u793a\u5bf9\u5e94\u7684promise\u7ed3\u679c\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cPromise.all() \u66f4\u9002\u5408\u5f7c\u6b64\u76f8\u4e92\u4f9d\u8d56\u6216\u8005\u5728\u5176\u4e2d\u4efb\u4f55\u4e00\u4e2areject\u65f6\u7acb\u5373\u7ed3\u675f\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
        \u5c0f\u7a0b\u5e8fAPI\u63a5\u53e3Promise\u5316\u5e76\u4e14\u628a\u9700\u8981\u767b\u5f55\u7684\u8c03\u7528\u63a5\u53e3\u6a21\u5757\u5316<\/strong><\/p>\n
        1\u3001\u5b89\u88c5\u63d2\u4ef6\u3002\u8bf7\u5148\u67e5\u770b\u6587\u6863\u3002<\/p>\n
        npm install --save miniprogram-api-promise<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        2\u3001\u5728\u5fae\u4fe1\u5f00\u53d1\u8005\u5de5\u5177\u53f3\u65b9\u8be6\u60c5\u4e2d\u52fe\u9009\u4f7f\u7528npm\u6a21\u5757\uff0c\u5e76\u5728\u83dc\u5355\u680f\u5de5\u5177\u4e2d\u70b9\u51fb\u6784\u5efanpm\u3002<\/p>\n
        3\u3001\u521d\u59cb\u5316\u4ee3\u7801\u3002<\/p>\n
        \/\/ app.js\nimport {promisifyAll} from 'miniprogram-api-promise'\nimport login from \"..\/lib\/login\";\nconst wxp ={}\npromisifyAll(wx,wxp)\n\/\/ \u9700\u8981token\u7684\u8bf7\u6c42\u7edf\u4e00\u5904\u7406\u767b\u5f55\u548c\u8bbe\u7f6eheader\uff0c\u5e76\u4e14\u5904\u7406\u9519\u8bef\u4fe1\u606f\nwxp.requestNeedLogin = async function (args) {\n  let token = wx.getStorageSync(\"token\");\n  if (!token) {\n    token = await loginWithPromise();\n  }\n  if (!args.header) args.header = {};\n  args.header[\"Authorization\"] = `Bearer ${token}`;\n  return wxp.request(args).catch(console.error);\n};\n\/\/ app.js\nApp({\n  wxp:wxp,\n});<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        4\u3001\u6539\u5199login.js\u4ee3\u7801<\/p>\n
        \/\/ lib\/login.js\nfunction login() {\n  return new Promise((resolve, reject) =&gt; {\n    \/\/ \u63a8\u8350\u4f7f\u7528wx.getUserProfile\u83b7\u53d6\u7528\u6237\u4fe1\u606f\uff0c\u5f00\u53d1\u8005\u6bcf\u6b21\u901a\u8fc7\u8be5\u63a5\u53e3\u83b7\u53d6\u7528\u6237\u4e2a\u4eba\u4fe1\u606f\u5747\u9700\u7528\u6237\u786e\u8ba4\n    \/\/ \u5f00\u53d1\u8005\u59a5\u5584\u4fdd\u7ba1\u7528\u6237\u5feb\u901f\u586b\u5199\u7684\u5934\u50cf\u6635\u79f0\uff0c\u907f\u514d\u91cd\u590d\u5f39\u7a97\n    wx.getUserProfile({\n      desc: \"\u7528\u4e8e\u5b8c\u5584\u4f1a\u5458\u8d44\u6599\", \/\/ \u58f0\u660e\u83b7\u53d6\u7528\u6237\u4e2a\u4eba\u4fe1\u606f\u540e\u7684\u7528\u9014\uff0c\u540e\u7eed\u4f1a\u5c55\u793a\u5728\u5f39\u7a97\u4e2d\uff0c\u8bf7\u8c28\u614e\u586b\u5199\n       success:async (res0) =&gt; {\n        let {\n          userInfo,\n          encryptedData,\n          iv\n        } = res0;\n        const app = getApp();\n        try {\n          app.wxp.checkSession();\n        } catch (err) {\n          reject(err);\n        }\n        let token = wx.getStorageSync(\"token\");\n        if (!token) {\n          let res1 = await app.wxp.login().catch(err =&gt; reject(err));\n          let code = res1.code;\n          let res = await app.wxp.request({\n            url: \"http:\/\/localhost:3000\/user\/weixin-login\",\n            method: \"POST\",\n            header: {\n              \"content-type\": \"application\/json\",\n            },\n            data: {\n              code,\n              userInfo,\n              encryptedData,\n              iv,\n            }\n          }).catch(err =&gt; reject(err));\n          token = res.data.data.authorizationToken;\n          wx.setStorageSync(\"token\", token);\n          app.globalData.token = token;\n          wx.showToast({\n            title: \"\u767b\u5f55\u6210\u529f\u4e86\",\n          });\n          resolve(token);\n        }\n      },\n    });\n  })\n}\n\nexport default login;<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        5\u3001\u8c03\u7528\u4ee3\u7801<\/p>\n
        <view>\n  <text>\u9700\u8981\u767b\u5f55\u7684\u8bf7\u6c42\u8c03\u7528<\/text>\n  <view>\n    <button>\u8bf7\u6c421<\/button>\n    <button>\u8bf7\u6c422<\/button>\n  <\/view><\/view><\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \/\/ pages\/index.js\nPage({\n  \/**\n   * \u9875\u9762\u7684\u521d\u59cb\u6570\u636e\n   *\/\n  data: {},\n  request1() {\n    getApp().wxp.requestNeedLogin({\n        url: \"http:\/\/localhost:3000\/user\/home?name=andying\",\n      }).then(console.log)\n  },\n  request2() {\n    getApp().wxp.requestNeedLogin({\n        url: \"http:\/\/localhost:3000\/user\/home?name=eva\",\n      }).then(console.log)\n  },\n});<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u3010\u76f8\u5173\u5b66\u4e60\u63a8\u8350\uff1a\u3011<\/p>\n
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