/**
 * Interface for storage service abstraction
 * Allows different storage implementations (AsyncStorage, Memory, Secure, etc.)
 * Following Dependency Inversion Principle
 */
export interface IStorageService<T = any> {
    /**
     * Read data from storage
     * @param key Storage key
     * @returns Promise with stored data or default value
     */
    read(key: string): Promise<T>;

    /**
     * Write data to storage
     * @param key Storage key
     * @param data Data to store
     */
    write(key: string, data: T): Promise<void>;

    /**
     * Delete data from storage
     * @param key Storage key
     */
    delete(key: string): Promise<void>;

    /**
     * Check if key exists in storage
     * @param key Storage key
     */
    exists(key: string): Promise<boolean>;
}