expo-notifications/build/NotificationPermissionsModule.js

Provides an API to fetch push notification tokens and to present, schedule, receive, and respond to notifications.

import { PermissionStatus, Platform } from 'expo-modules-core';
function convertPermissionStatus(status) {
    switch (status) {
        case 'granted':
            return {
                status: PermissionStatus.GRANTED,
                expires: 'never',
                canAskAgain: false,
                granted: true,
            };
        case 'denied':
            return {
                status: PermissionStatus.DENIED,
                expires: 'never',
                canAskAgain: false,
                granted: false,
            };
        default:
            return {
                status: PermissionStatus.UNDETERMINED,
                expires: 'never',
                canAskAgain: true,
                granted: false,
            };
    }
}
async function resolvePermissionAsync({ shouldAsk, }) {
    if (!Platform.isDOMAvailable) {
        return convertPermissionStatus('denied');
    }
    const { Notification = {} } = window;
    if (typeof Notification.requestPermission !== 'undefined') {
        let status = Notification.permission;
        if (shouldAsk) {
            status = await new Promise((resolve, reject) => {
                let resolved = false;
                function resolveOnce(status) {
                    if (!resolved) {
                        resolved = true;
                        resolve(status);
                    }
                }
                // Some browsers require a callback argument and some return a Promise
                Notification.requestPermission(resolveOnce)?.then(resolveOnce)?.catch(reject);
            });
        }
        return convertPermissionStatus(status);
    }
    else if (typeof navigator !== 'undefined' && navigator?.permissions?.query) {
        // TODO(Bacon): Support `push` in the future when it's stable.
        const query = await navigator.permissions.query({ name: 'notifications' });
        return convertPermissionStatus(query.state);
    }
    // Platforms like iOS Safari don't support Notifications so return denied.
    return convertPermissionStatus('denied');
}
export default {
    addListener: () => { },
    removeListeners: () => { },
    async getPermissionsAsync() {
        return resolvePermissionAsync({ shouldAsk: false });
    },
    async requestPermissionsAsync(request) {
        return resolvePermissionAsync({ shouldAsk: true });
    },
};
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