import { Client } from "magicbell-js/user-client";
/**
 * Check if service workers and push notifications are supported in this browser
 */
export declare function isSupported(): boolean;
type Props = {
    client: Client;
    serviceWorkerPath?: string;
};
type Context = {
    error?: string;
    registration: ServiceWorkerRegistration | null;
    tokenId?: string;
};
export declare function createWebPushMachine({ client, serviceWorkerPath }: Props): import("robot3").Machine<{
    init: import("robot3").MachineState<string>;
    requestInstall: import("robot3").MachineState<string>;
    unsupported: import("robot3").MachineState<string>;
    registerServiceWorker: import("robot3").MachineState<any>;
    checkTokens: import("robot3").MachineState<any>;
    idle: import("robot3").MachineState<"start">;
    startInstall: import("robot3").MachineState<any>;
    saveToken: import("robot3").MachineState<any>;
    removeToken: import("robot3").MachineState<any>;
    error: import("robot3").MachineState<"start">;
    active: import("robot3").MachineState<"discard">;
}, Context, import("robot3").AllStateKeys<{
    init: import("robot3").MachineState<string>;
    requestInstall: import("robot3").MachineState<string>;
    unsupported: import("robot3").MachineState<string>;
    registerServiceWorker: import("robot3").MachineState<any>;
    checkTokens: import("robot3").MachineState<any>;
    idle: import("robot3").MachineState<"start">;
    startInstall: import("robot3").MachineState<any>;
    saveToken: import("robot3").MachineState<any>;
    removeToken: import("robot3").MachineState<any>;
    error: import("robot3").MachineState<"start">;
    active: import("robot3").MachineState<"discard">;
}>, string>;
export {};