@hivetechs/hive-ai/dist/lib/core/modern-license-gate.d.ts

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/**
 * Modern License Gate System (2025 Best Practices)
 *
 * Features:
 * - Pure ES Module design
 * - Async-first architecture
 * - Encrypted local storage
 * - Multiple fallback strategies
 * - Circuit breaker pattern
 * - Comprehensive error handling
 */
export declare enum FeatureTier {
    FREE = "free",
    PREMIUM = "premium"
}
export interface LicenseStatus {
    valid: boolean;
    tier: FeatureTier;
    userId?: string;
    expiresAt?: number;
    features: string[];
    message?: string;
    dailyLimit?: number;
    user_id?: string;
    email?: string;
    subscription_status?: string;
    max_devices?: number;
    active_devices?: number;
}
export declare class ModernLicenseGate {
    private static instance;
    private licenseCache;
    private readonly CACHE_TTL;
    private readonly CONFIG_DIR;
    private readonly LICENSE_FILE;
    private readonly CIRCUIT_BREAKER_THRESHOLD;
    private readonly CIRCUIT_BREAKER_TIMEOUT;
    private quietMode;
    private circuitBreaker;
    private readonly freeFeatures;
    private readonly premiumFeatures;
    static getInstance(): ModernLicenseGate;
    /**
     * Enable quiet mode to suppress debug messages during interactive sessions
     */
    setQuietMode(quiet: boolean): void;
    /**
     * Force refresh license cache (useful after plan upgrades)
     */
    refreshLicense(): Promise<LicenseStatus>;
    /**
     * Clear stored license and cache (for logout)
     */
    clearLicense(): Promise<void>;
    /**
     * Primary entry point for feature access validation
     */
    checkFeatureAccess(feature: string): Promise<LicenseStatus>;
    /**
     * Validate license using multiple strategies
     */
    private validateLicense;
    /**
     * Get license key from unified database storage
     */
    private getLicenseKey;
    /**
     * Validate license with API using circuit breaker pattern
     */
    private validateWithAPI;
    /**
     * Make API call with proper error handling
     */
    private makeAPICall;
    /**
     * Store license key securely with encryption
     */
    storeLicenseKey(licenseKey: string): Promise<void>;
    /**
     * Encrypt sensitive data
     */
    private encryptData;
    /**
     * Decrypt sensitive data
     */
    private decryptData;
    /**
     * Derive encryption key from system info
     */
    private getDerivedKey;
    /**
     * Get stable machine identifier
     */
    private getMachineId;
    /**
     * Get device fingerprint for API calls
     */
    private getDeviceFingerprint;
    /**
     * Get version information
     */
    private getVersion;
    /**
     * Get filesystem module with proper error handling
     */
    private getFS;
    /**
     * Check if cache is valid
     */
    private isCacheValid;
    /**
     * Cache license with encryption
     */
    private cacheLicense;
    /**
     * Get cached license
     */
    private getCachedLicense;
    /**
     * Create invalid license response
     */
    private createInvalidLicense;
}
export declare class NoLicenseError extends Error {
    constructor(feature: string);
}
export declare class PremiumFeatureError extends Error {
    constructor(feature: string);
}
/**
 * Decorator for protecting premium MCP tools
 */
export declare function requiresPremium(target: any, propertyName: string, descriptor: PropertyDescriptor): PropertyDescriptor;