ra-core/dist/core/useIsOffline.js

Core components of react-admin, a frontend Framework for building admin applications on top of REST services, using ES6, React

import * as React from 'react';
import { onlineManager } from '@tanstack/react-query';
/**
 * Hook to determine if the application is offline.
 * It uses the onlineManager from react-query to check the online status.
 * It returns true if the application is offline, false otherwise.
 * @returns {boolean} - True if offline, false if online.
 */
export var useIsOffline = function () {
    var _a = React.useState(onlineManager.isOnline()), isOnline = _a[0], setIsOnline = _a[1];
    React.useEffect(function () {
        var handleChange = function () {
            setIsOnline(onlineManager.isOnline());
        };
        return onlineManager.subscribe(handleChange);
    }, []);
    return !isOnline;
};
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