Feature: add stats explainer take2

components/common/app-modal.js

@@ -1,20 +1,33 @@
 import React from 'react'
-import { Modal, StyleSheet, TouchableOpacity } from 'react-native'
+import {
+  Dimensions,
+  Modal,
+  StyleSheet,
+  TouchableOpacity,
+  View,
+} from 'react-native'
 import PropTypes from 'prop-types'
 
-const AppModal = ({ children, onClose }) => {
-  return (
-    <Modal
-      animationType="fade"
-      onRequestClose={onClose}
-      transparent={true}
-      visible={true}
-    >
-      <TouchableOpacity onPress={onClose} style={styles.blackBackground} />
+import CloseIcon from './close-icon'
+
+import { Sizes, Spacing } from '../../styles'
+
+const AppModal = ({ children, onClose }) => (
+  <Modal
+    animationType="fade"
+    onRequestClose={onClose}
+    transparent={true}
+    visible={true}
+  >
+    <TouchableOpacity onPress={onClose} style={styles.blackBackground} />
+    <View style={styles.modalWindow}>
+      <View style={styles.headerContainer}>
+        <CloseIcon onClose={onClose} />
+      </View>
       {children}
-    </Modal>
-  )
-}
+    </View>
+  </Modal>
+)
 
 AppModal.propTypes = {
   children: PropTypes.node,
@@ -27,6 +40,28 @@ const styles = StyleSheet.create({
     flex: 1,
     opacity: 0.5,
   },
+  headerContainer: {
+    flexDirection: 'row',
+    justifyContent: 'flex-end',
+    paddingTop: Spacing.base,
+    paddingHorizontal: Spacing.base,
+    position: 'absolute',
+    width: '100%',
+    zIndex: 3, // works on ios
+    elevation: 3, // works on android
+  },
+  modalWindow: {
+    alignSelf: 'center',
+    backgroundColor: 'white',
+    borderRadius: 10,
+    marginTop: Sizes.huge * 2,
+    paddingVertical: Spacing.large * 2,
+    position: 'absolute',
+    maxHeight: Dimensions.get('window').height * 0.7,
+    zIndex: 2, // works on ios
+    elevation: 2, // works on android
+    minWidth: '80%',
+  },
 })
 
 export default AppModal