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registerPush.js
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registerPush.js
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import { Notifications } from 'expo';
import * as Permissions from 'expo-permissions';
const PUSH_ENDPOINT = 'https://push.spaceradar.app/users/push-token';
export default async function registerForPushNotificationsAsync(favoriteSpaceUrlArray) {
const { status: existingStatus } = await Permissions.getAsync(
Permissions.NOTIFICATIONS
);
let finalStatus = existingStatus;
// only ask if permissions have not already been determined, because
// iOS won't necessarily prompt the user a second time.
if (existingStatus !== 'granted') {
// Android remote notification permissions are granted during the app
// install, so this will only ask on iOS
const { status } = await Permissions.askAsync(Permissions.NOTIFICATIONS);
finalStatus = status;
}
// Stop here if the user did not grant permissions
if (finalStatus !== 'granted') {
return;
}
// Get the token that uniquely identifies this device
let token = await Notifications.getExpoPushTokenAsync();
const body = JSON.stringify({
token,
favoriteSpace: favoriteSpaceUrlArray,
});
// POST the token to your backend server from where you can retrieve it to send push notifications.
return fetch(PUSH_ENDPOINT, {
method: 'POST',
headers: {
Accept: 'application/json',
'Content-Type': 'application/json',
},
body,
});
}