import { DeepMaybeObservable, Supportable, ReadonlyObservable } from '@usels/core';
import { ConfigurableWindow } from '../../shared/configurable.mjs';
import '@legendapp/state';

type NetworkType = "bluetooth" | "cellular" | "ethernet" | "none" | "wifi" | "wimax" | "other" | "unknown";
type NetworkEffectiveType = "slow-2g" | "2g" | "3g" | "4g";
interface UseNetworkOptions extends ConfigurableWindow {
}
interface UseNetworkReturn extends Supportable {
    /** Whether the browser is online */
    isOnline$: ReadonlyObservable<boolean>;
    /** Timestamp of last offline transition */
    offlineAt$: ReadonlyObservable<number | undefined>;
    /** Timestamp of last online transition */
    onlineAt$: ReadonlyObservable<number | undefined>;
    /** Downlink speed in Mbps */
    downlink$: ReadonlyObservable<number | undefined>;
    /** Max reachable downlink speed in Mbps */
    downlinkMax$: ReadonlyObservable<number | undefined>;
    /** Effective connection type */
    effectiveType$: ReadonlyObservable<NetworkEffectiveType | undefined>;
    /** Estimated round-trip time in ms */
    rtt$: ReadonlyObservable<number | undefined>;
    /** Whether data-saver mode is active */
    saveData$: ReadonlyObservable<boolean | undefined>;
    /** Connection type */
    type$: ReadonlyObservable<NetworkType>;
}
declare function createNetwork(_options?: DeepMaybeObservable<UseNetworkOptions>): UseNetworkReturn;

export { type NetworkEffectiveType, type NetworkType, type UseNetworkOptions, type UseNetworkReturn, createNetwork };