Refactor (#7394)

* wip

* wip

* wip

* wip

* wip

* Update define.ts

* Update update.ts

* Update user.ts

* wip

* wip

* Update request.ts

* URL

* wip

* wip

* wip

* wip

* Update invite.ts

* Update create.ts

src/misc/convert-host.ts

@@ -1,3 +1,4 @@
+import { URL } from 'url';
 import config from '@/config';
 import { toASCII } from 'punycode';
 

src/misc/download-url.ts

@@ -1,6 +1,7 @@
 import * as fs from 'fs';
 import * as stream from 'stream';
 import * as util from 'util';
+import { URL } from 'url';
 import fetch from 'node-fetch';
 import { getAgentByUrl } from './fetch';
 import { AbortController } from 'abort-controller';