expo notification django sdk
import Constants from 'expo-constants';
import * as Notifications from 'expo-notifications';
import React, { useState, useEffect, useRef } from 'react';
import { Text, View, Button, Platform } from 'react-native';
Notifications.setNotificationHandler({
handleNotification: async () => ({
shouldShowAlert: true,
shouldPlaySound: false,
shouldSetBadge: false,
}),
});
export default function App() {
const [expoPushToken, setExpoPushToken] = useState('');
const [notification, setNotification] = useState(false);
const notificationListener = useRef();
const responseListener = useRef();
useEffect(() => {
registerForPushNotificationsAsync().then(token => setExpoPushToken(token));
// This listener is fired whenever a notification is received while the app is foregrounded
notificationListener.current = Notifications.addNotificationReceivedListener(notification => {
setNotification(notification);
});
// This listener is fired whenever a user taps on or interacts with a notification (works when app is foregrounded, backgrounded, or killed)
responseListener.current = Notifications.addNotificationResponseReceivedListener(response => {
console.log(response);
});
return () => {
Notifications.removeNotificationSubscription(notificationListener);
Notifications.removeNotificationSubscription(responseListener);
};
}, []);
return (
<View
style={{
flex: 1,
alignItems: 'center',
justifyContent: 'space-around',
}}>
<Text>Your expo push token: {expoPushToken}</Text>
<View style={{ alignItems: 'center', justifyContent: 'center' }}>
<Text>Title: {notification && notification.request.content.title} </Text>
<Text>Body: {notification && notification.request.content.body}</Text>
<Text>Data: {notification && JSON.stringify(notification.request.content.data)}</Text>
</View>
<Button
title="Press to Send Notification"
onPress={async () => {
await sendPushNotification(expoPushToken);
}}
/>
</View>
);
}
// Can use this function below, OR use Expo's Push Notification Tool-> https://expo.io/notifications
async function sendPushNotification(expoPushToken) {
const message = {
to: expoPushToken,
sound: 'default',
title: 'Original Title',
body: 'And here is the body!',
data: { someData: 'goes here' },
};
await fetch('https://exp.host/--/api/v2/push/send', {
method: 'POST',
headers: {
Accept: 'application/json',
'Accept-encoding': 'gzip, deflate',
'Content-Type': 'application/json',
},
body: JSON.stringify(message),
});
}
async function registerForPushNotificationsAsync() {
let token;
if (Constants.isDevice) {
const { status: existingStatus } = await Notifications.getPermissionsAsync();
let finalStatus = existingStatus;
if (existingStatus !== 'granted') {
const { status } = await Notifications.requestPermissionsAsync();
finalStatus = status;
}
if (finalStatus !== 'granted') {
alert('Failed to get push token for push notification!');
return;
}
token = (await Notifications.getExpoPushTokenAsync()).data;
console.log(token);
} else {
alert('Must use physical device for Push Notifications');
}
if (Platform.OS === 'android') {
Notifications.setNotificationChannelAsync('default', {
name: 'default',
importance: Notifications.AndroidImportance.MAX,
vibrationPattern: [0, 250, 250, 250],
lightColor: '#FF231F7C',
});
}
return token;
}