/**
 * Storage utility functions for session management
 */
/**
 * Safely get item from sessionStorage
 * @param key - The storage key
 * @param parseJson - Whether to attempt JSON parsing (default: true)
 */
export declare function getSessionStorageItem<T = string>(key: string, parseJson?: boolean): T | null;
/**
 * Safely set item in sessionStorage
 */
export declare function setSessionStorageItem(key: string, value: any): boolean;
/**
 * Safely remove item from sessionStorage
 */
export declare function removeSessionStorageItem(key: string): boolean;
/**
 * Clear all sessionStorage items
 */
export declare function clearSessionStorage(): boolean;
/**
 * Safely get item from localStorage
 * @param key - The storage key
 * @param parseJson - Whether to attempt JSON parsing (default: true)
 */
export declare function getLocalStorageItem<T = string>(key: string, parseJson?: boolean): T | null;
/**
 * Safely set item in localStorage
 */
export declare function setLocalStorageItem(key: string, value: any): boolean;
/**
 * Safely remove item from localStorage
 */
export declare function removeLocalStorageItem(key: string): boolean;
/**
 * Clear all localStorage items
 */
export declare function clearLocalStorage(): boolean;
/**
 * Get cookie by name
 */
export declare function getCookie(name: string): string | null;
/**
 * Set cookie with options
 */
export declare function setCookie(name: string, value: string, options?: {
    path?: string;
    domain?: string;
    secure?: boolean;
    sameSite?: 'strict' | 'lax' | 'none';
    maxAge?: number;
    expires?: Date;
}): boolean;
/**
 * Delete cookie
 */
export declare function deleteCookie(name: string, path?: string, domain?: string): boolean;
/**
 * Clear all session-related storage
 */
export declare function clearAllStorage(cookieName?: string, cookiePath?: string, cookieDomain?: string): void;
/**
 * Check if storage is available
 */
export declare function isStorageAvailable(type: 'sessionStorage' | 'localStorage'): boolean;
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