From f16595534362af28c50ee651efea3ba0ccf56fcb Mon Sep 17 00:00:00 2001
From: zuoqishisan <zuoqishisan@icloud.com>
Date: Mon, 14 Oct 2019 18:54:19 +0800
Subject: [PATCH] pupp-pro

---
 pupp pro.js | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 pupp pro.js

diff --git a/pupp pro.js b/pupp pro.js
new file mode 100644
index 0000000..3f134e3
--- /dev/null
+++ b/pupp pro.js	
@@ -0,0 +1,78 @@
+const puppeteer = require("puppeteer");
+const { performance } = require("perf_hooks");
+
+const USER = {
+  username: "",
+  password: ""
+};
+
+const main = async () => {
+  // DELETE
+  return console.log(">>>>>>>> 先改个账号密码再来吧");
+
+  const start = performance.now();
+  // 首先通过Puppeteer启动一个浏览器环境,使用headless的要更快(比之前快1s左右)
+  const browser = await puppeteer.launch({
+    headless: true
+  });
+
+  try {
+    const page = await browser.newPage();
+    await page._client.send("Network.clearBrowserCookies");
+
+    //设置拦截只加载需要的文件
+    await page.setRequestInterception(true);
+    page.on("request", request => {
+      if (["image", "stylesheet", "font"].includes(request.resourceType())) {
+        return request.abort();
+      } else {
+        request.continue();
+      }
+    });
+    //log
+    const on = ((performance.now() - start) / 1000).toFixed(2);
+    console.log(`>>>>>>>>>>>>> ON ${on}s `);
+
+    //去页面,waitUntil要改成domcontentloaded会快1s,不用等所有的资源文件都加载完
+    await page.goto(
+      "http://rzfw.njupt.edu.cn/cas/login?service=http%3A%2F%2F202.119.226.237%3A80%2F",
+      {
+        waitUntil: "domcontentloaded"
+      }
+    );
+    //log
+    const load = ((performance.now() - start) / 1000).toFixed(2);
+    console.log(`>>>>>>>>>>>>> LOAD ${load}s | ${(load - on).toFixed(2)}s`);
+
+    //登录然后等跳转
+    await page.type("#username", USER.username);
+    await page.type("#password", USER.password);
+    await page.click("#dl");
+    //log
+    const login = ((performance.now() - start) / 1000).toFixed(2);
+    console.log(`>>>>>>>>>>>>> LOGIN ${login}s | ${(login - load).toFixed(2)}`);
+
+    //yjs数据获取
+    await page.goto(
+      "http://yjs.njupt.edu.cn/epstar/web/swms/mainframe/home.jsp",
+      {
+        waitUntil: "domcontentloaded"
+      }
+    );
+
+    const cookies = await page.cookies();
+    cookies.map(({ name, value }) => console.log(`>>>>>>> ${name} = ${value}`));
+
+    //结束
+    const fin = ((performance.now() - start) / 1000).toFixed(2);
+    console.log(`>>>>>>>>>>>>> FIN ${fin}s | ${(fin - login).toFixed(2)}`);
+  } catch (error) {
+    console.log(error);
+  } finally {
+    if (browser) browser.close();
+  }
+};
+
+(async () => {
+  await main();
+})();