import type { LatestVersion } from '../definitions';
/**
 * Manages version checking and comparison
 */
export declare class VersionManager {
    private readonly VERSION_CHECK_CACHE_KEY;
    private readonly CACHE_DURATION;
    private readonly logger;
    private readonly configManager;
    private readonly securityValidator;
    private preferences;
    private memoryCache;
    constructor();
    /**
     * Initialize the version manager
     */
    initialize(): Promise<void>;
    /**
     * Check for latest version from server
     */
    checkForUpdates(serverUrl: string, channel: string, currentVersion: string, appId: string): Promise<LatestVersion | null>;
    /**
     * Compare two versions
     */
    isNewerVersion(version1: string, version2: string): boolean;
    /**
     * Check if update is mandatory based on minimum version
     */
    isUpdateMandatory(currentVersion: string, minimumVersion?: string): boolean;
    /**
     * Parse version metadata
     */
    parseVersion(version: string): {
        major: number;
        minor: number;
        patch: number;
        prerelease?: string;
        build?: string;
    };
    /**
     * Generate version string from components
     */
    buildVersionString(components: {
        major: number;
        minor: number;
        patch: number;
        prerelease?: string;
        build?: string;
    }): string;
    /**
     * Check if version is compatible with native version requirements
     */
    isCompatibleWithNativeVersion(bundleVersion: string, nativeVersion: string, compatibility?: {
        [key: string]: string;
    }): boolean;
    /**
     * Get version from cache
     */
    private getCachedVersionInfo;
    /**
     * Cache version info
     */
    private cacheVersionInfo;
    /**
     * Clear version cache
     */
    clearVersionCache(): Promise<void>;
    /**
     * Check if downgrade protection should block update
     */
    shouldBlockDowngrade(currentVersion: string, newVersion: string): boolean;
}