1 files changed, 51 insertions, 0 deletions

diff --git a/src/components/ui/effects/Appear.js b/src/components/ui/effects/Appear.js
new file mode 100644
index 000000000..1255fce2e
--- /dev/null
+++ b/src/components/ui/effects/Appear.js
@@ -0,0 +1,51 @@
+/* eslint-disable react/no-did-mount-set-state */
+import React, { Component } from 'react';
+import PropTypes from 'prop-types';
+import ReactCSSTransitionGroup from 'react-addons-css-transition-group';
+
+export default class Appear extends Component {
+  static propTypes = {
+    children: PropTypes.any.isRequired, // eslint-disable-line
+    transitionName: PropTypes.string,
+    className: PropTypes.string,
+  };
+
+  static defaultProps = {
+    transitionName: 'fadeIn',
+    className: '',
+  };
+
+  state = {
+    mounted: false,
+  };
+
+  componentDidMount() {
+    this.setState({ mounted: true });
+  }
+
+  render() {
+    const {
+      children,
+      transitionName,
+      className,
+    } = this.props;
+
+    if (!this.state.mounted) {
+      return null;
+    }
+
+    return (
+      <ReactCSSTransitionGroup
+        transitionName={transitionName}
+        transitionAppear
+        transitionLeave
+        transitionAppearTimeout={1500}
+        transitionEnterTimeout={1500}
+        transitionLeaveTimeout={1500}
+        className={className}
+      >
+        {children}
+      </ReactCSSTransitionGroup>
+    );
+  }
+}