refactor: replace node-fetch to got (#2937)

lib/routes/bilibili/danmaku.js

@@ -1,6 +1,7 @@
 const cheerio = require('cheerio');
 const cache = require('./cache');
-const fetch = require('node-fetch');
+const got = require('@/utils/got');
+const zlib = require('zlib');
 
 module.exports = async (ctx) => {
     const aid = ctx.params.aid;
@@ -10,8 +11,19 @@ module.exports = async (ctx) => {
 
     const videoName = await cache.getVideoNameFromAid(ctx, aid);
 
-    const danmakuResponse = await fetch(`https://comment.bilibili.com/${cid}.xml`);
-    const danmakuText = await danmakuResponse.text();
+    const danmakuResponse = await got.get(`https://comment.bilibili.com/${cid}.xml`, {
+        decompress: false,
+        responseType: 'buffer',
+    });
+
+    let danmakuText = danmakuResponse.body;
+
+    if ((danmakuText[0] & 0x0f) === 0x08) {
+        danmakuText = await zlib.inflateSync(danmakuText);
+    } else {
+        danmakuText = await zlib.inflateRawSync(danmakuText);
+    }
+
     let danmakuList = [];
     const $ = cheerio.load(danmakuText, { xmlMode: true });
     $('d').each((index, item) => {

package.json

@@ -78,7 +78,6 @@
     "mailparser": "2.7.1",
     "markdown-it": "9.1.0",
     "module-alias": "2.2.1",
-    "node-fetch": "2.6.0",
     "path-to-regexp": "3.0.0",
     "pidusage": "2.0.17",
     "plist": "3.0.1",

yarn.lock

@@ -7283,7 +7283,7 @@ node-abi@^2.7.0:
   dependencies:
     semver "^5.4.1"
 
-node-fetch@2.6.0, node-fetch@^2.3.0:
+node-fetch@^2.3.0:
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.0.tgz#e633456386d4aa55863f676a7ab0daa8fdecb0fd"
   integrity sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA==