import { UserConfig, WatchHistoryEntry } from '../types/config.js';
export declare class StorageService {
    private config;
    constructor();
    private loadConfig;
    saveConfig(): void;
    getConfig(): UserConfig;
    updateConfig(partial: Partial<UserConfig>): void;
    recordWatch(entry: Omit<WatchHistoryEntry, 'watchedAt'>): void;
    getHistory(): WatchHistoryEntry[];
    isWatched(animeId: number, episodeNumber: number): boolean;
}