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/BlogSidebar.js

@@ -0,0 +1,58 @@
+/**
+ * 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 Container = require('./Container.js');
+const SideNav = require('./nav/SideNav.js');
+
+const MetadataBlog = require('./MetadataBlog.js');
+
+class BlogSidebar extends React.Component {
+  render() {
+    let blogSidebarCount = 5;
+    const blogSidebarTitleConfig = this.props.config.blogSidebarTitle || {};
+    let blogSidebarTitle = blogSidebarTitleConfig.default || 'Recent Posts';
+    if (this.props.config.blogSidebarCount) {
+      if (this.props.config.blogSidebarCount === 'ALL') {
+        blogSidebarCount = MetadataBlog.length;
+        blogSidebarTitle = blogSidebarTitleConfig.all || 'All Blog Posts';
+      } else {
+        blogSidebarCount = this.props.config.blogSidebarCount;
+      }
+    }
+
+    const contents = [
+      {
+        type: 'CATEGORY',
+        title: blogSidebarTitle,
+        children: MetadataBlog.slice(0, blogSidebarCount).map(item => ({
+          type: 'LINK',
+          item,
+        })),
+      },
+    ];
+    const title = this.props.current && this.props.current.title;
+
+    const current = {
+      id: title || '',
+      category: blogSidebarTitle,
+    };
+    return (
+      <Container className="docsNavContainer" id="docsNav" wrapper={false}>
+        <SideNav
+          language={this.props.language}
+          root={`${this.props.config.baseUrl}blog/`}
+          title="Blog"
+          contents={contents}
+          current={current}
+        />
+      </Container>
+    );
+  }
+}
+
+module.exports = BlogSidebar;