using IronLicensing.Client.Models;

namespace IronLicensing.Client;

public interface ILicenseCache
{
    /// <summary>
    /// Gets the cached license information
    /// </summary>
    Task<CachedLicenseData?> GetCachedLicenseAsync();

    /// <summary>
    /// Saves license information with optional signature for offline verification
    /// </summary>
    Task SaveLicenseAsync(LicenseInfo license, string? signature, string? signingPublicKey);

    /// <summary>
    /// Clears all cached license data
    /// </summary>
    Task ClearAsync();

    /// <summary>
    /// Gets the cached signing public key
    /// </summary>
    Task<string?> GetSigningPublicKeyAsync();

    /// <summary>
    /// Saves the signing public key
    /// </summary>
    Task SaveSigningPublicKeyAsync(string publicKey);
}

/// <summary>
/// Cached license data including signature for offline verification
/// </summary>
public class CachedLicenseData
{
    public LicenseInfo License { get; set; } = null!;
    public string? Signature { get; set; }
    public string? SigningPublicKey { get; set; }
    public string? RawLicenseJson { get; set; }
}