sysadmin reconstruct repo page (#3980)

frontend/src/pages/sys-admin/repos/repos-nav.js

@@ -0,0 +1,41 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { Link } from '@reach/router';
+import { siteRoot, gettext } from '../../../utils/constants';
+
+const propTypes = {
+  currentItem: PropTypes.string.isRequired
+};
+
+class Nav extends React.Component {
+
+  constructor(props) {
+    super(props);
+    this.navItems = [
+      {name: 'all', urlPart: 'all-libraries', text: gettext('All')}, 
+      {name: 'system', urlPart: 'system-library', text: gettext('System')}, 
+      {name: 'trash', urlPart: 'trash-libraries', text: gettext('Trash')} 
+    ];
+  }
+
+  render() {
+    const { currentItem } = this.props;
+    return (
+      <div className="cur-view-path tab-nav-container">
+        <ul className="nav">
+          {this.navItems.map((item, index) => {
+            return (
+              <li className="nav-item" key={index}>
+                <Link to={`${siteRoot}sys/${item.urlPart}/`} className={`nav-link${currentItem == item.name ? ' active' : ''}`}>{item.text}</Link>
+              </li>
+            );
+          })}
+        </ul>
+      </div>
+    );
+  }
+}
+
+Nav.propTypes = propTypes;
+
+export default Nav;