add UncontrolledTooltip

src/client/js/components/LikeButton.jsx

@@ -1,5 +1,7 @@
 import React from 'react';
 import PropTypes from 'prop-types';
+import { withTranslation } from 'react-i18next';
+import { UncontrolledTooltip } from 'reactstrap';
 
 import { toastError } from '../util/apiNotification';
 import AppContainer from '../services/AppContainer';
@@ -25,35 +27,43 @@ class LikeButton extends React.Component {
 
 
   render() {
-    const { pageContainer } = this.props;
+    const { pageContainer, t } = this.props;
     const isUserLoggedIn = this.props.appContainer.currentUser != null;
 
     return (
-      <button
-        type="button"
-        href="#"
-        title="Like"
-        onClick={this.handleClick}
-        className={`btn btn-like border-0
-        ${pageContainer.state.isLiked ? 'active' : ''}`}
-        disabled={!isUserLoggedIn}
-      >
-        <i className="icon-like mr-3"></i>
-        <span className="total-likes">
-          {pageContainer.state.sumOfLikers}
-        </span>
-      </button>
+      <div id="like-button">
+        <button
+          type="button"
+          href="#"
+          title="Like"
+          onClick={this.handleClick}
+          className={`btn btn-like border-0
+          ${pageContainer.state.isLiked ? 'active' : ''}`}
+          disabled={!isUserLoggedIn}
+        >
+          <i className="icon-like mr-3"></i>
+          <span className="total-likes">
+            {pageContainer.state.sumOfLikers}
+          </span>
+        </button>
+
+        {!isUserLoggedIn && (
+          <UncontrolledTooltip placement="top" target="like-button" fade={false}>
+            {t('Not available for guest')}
+          </UncontrolledTooltip>
+        )}
+      </div>
     );
   }
 
 }
 
-
 LikeButton.propTypes = {
   appContainer: PropTypes.instanceOf(AppContainer).isRequired,
   pageContainer: PropTypes.instanceOf(PageContainer).isRequired,
 
+  t: PropTypes.func.isRequired,
   size: PropTypes.string,
 };
 
-export default LikeButton;
+export default withTranslation()(LikeButton);