chore: move to monorepo (#1297)

* chore: move to monorepo

* lint all js file

* simplify circleCI

* fix failing tests

* fix tests due to folder rename

* fix test since v1 website is renamed

packages/docusaurus-1.x/lib/core/DocsSidebar.js

@@ -0,0 +1,53 @@
+/**
+ * Copyright (c) 2017-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+const React = require('react');
+const fs = require('fs');
+const Container = require('./Container.js');
+const SideNav = require('./nav/SideNav.js');
+const Metadata = require('../core/metadata.js');
+const readCategories = require('../server/readCategories.js');
+
+let languages;
+
+const CWD = process.cwd();
+if (fs.existsSync(`${CWD}/languages.js`)) {
+  languages = require(`${CWD}/languages.js`);
+} else {
+  languages = [
+    {
+      enabled: true,
+      name: 'English',
+      tag: 'en',
+    },
+  ];
+}
+
+class DocsSidebar extends React.Component {
+  render() {
+    const {category, sidebar} = this.props.metadata;
+    const docsCategories = readCategories(sidebar, Metadata, languages);
+
+    if (!category) {
+      return null;
+    }
+
+    return (
+      <Container className="docsNavContainer" id="docsNav" wrapper={false}>
+        <SideNav
+          language={this.props.metadata.language}
+          root={this.props.root}
+          title={this.props.title}
+          contents={docsCategories[this.props.metadata.language]}
+          current={this.props.metadata}
+        />
+      </Container>
+    );
+  }
+}
+
+module.exports = DocsSidebar;