import { SaveSlotList, SaveSlotMeta } from '@rpgjs/common';
export declare const SaveClientToken = "SaveClientToken";
export declare class SaveClientService {
    private webSocket;
    private pending;
    private requestCounter;
    initialize(): void;
    listSlots(): Promise<SaveSlotList>;
    saveSlot(index: number, meta?: SaveSlotMeta): Promise<SaveSlotList>;
    loadSlot(index: number): Promise<boolean>;
    private request;
    private resolveRequest;
    private rejectRequest;
    private nextRequestId;
}
export declare function provideSaveClient(): {
    provide: typeof SaveClientService;
    useClass: typeof SaveClientService;
};