using Thalos.DAL.Contracts;

namespace Thalos.DAL.Providers;

/// <summary>
/// Defines persistence provider boundary for identity users.
/// </summary>
public interface IUserDataProvider
{
    /// <summary>
    /// Reads an identity user record by subject identifier.
    /// </summary>
    /// <param name="request">User lookup request contract.</param>
    /// <param name="cancellationToken">Cancellation token.</param>
    /// <returns>User record when found; otherwise null.</returns>
    Task<IdentityUserRecord?> ReadUserAsync(
        IdentityUserLookupRequest request,
        CancellationToken cancellationToken = default);
}