declare type CONTEXT = {
    app_version: string;
    immersive: boolean;
    appearance: 'light' | 'dark';
    currency: string;
    locale: string;
    platform: 'iOS' | 'Android' | 'Desktop';
    conversation_id: string;
    [props: string]: any;
};
interface MESSAGERS {
    getContext: () => CONTEXT;
    playlist: (audios: string[]) => any;
    reloadTheme: (args?: string) => void;
    showToast: (msg: string) => void;
}
declare global {
    interface Window {
        webkit?: {
            messageHandlers?: {
                MixinContext?: any;
                playlist?: {
                    postMessage: MESSAGERS['playlist'];
                };
                reloadTheme?: {
                    postMessage: MESSAGERS['reloadTheme'];
                };
            };
        };
        MixinContext?: {
            getContext?: MESSAGERS['getContext'];
            playlist?: MESSAGERS['playlist'];
            reloadTheme?: MESSAGERS['reloadTheme'];
            showToast?: MESSAGERS['showToast'];
        };
    }
}
export declare function messager<T extends keyof MESSAGERS>(type: T): MESSAGERS[T];
export default messager;