// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System.Threading;
using System.Threading.Tasks;
 
namespace Microsoft.AspNetCore.Identity;
 
/// <summary>
/// Provides an abstraction to store a user's authentication tokens.
/// </summary>
/// <typeparam name="TUser">The type encapsulating a user.</typeparam>
public interface IUserAuthenticationTokenStore<TUser> : IUserStore<TUser> where TUser : class
{
    /// <summary>
    /// Sets the token value for a particular user.
    /// </summary>
    /// <param name="user">The user.</param>
    /// <param name="loginProvider">The authentication provider for the token.</param>
    /// <param name="name">The name of the token.</param>
    /// <param name="value">The value of the token.</param>
    /// <param name="cancellationToken">The <see cref="CancellationToken"/> used to propagate notifications that the operation should be canceled.</param>
    /// <returns>The <see cref="Task"/> that represents the asynchronous operation.</returns>
    Task SetTokenAsync(TUser user, string loginProvider, string name, string? value, CancellationToken cancellationToken);
 
    /// <summary>
    /// Deletes a token for a user.
    /// </summary>
    /// <param name="user">The user.</param>
    /// <param name="loginProvider">The authentication provider for the token.</param>
    /// <param name="name">The name of the token.</param>
    /// <param name="cancellationToken">The <see cref="CancellationToken"/> used to propagate notifications that the operation should be canceled.</param>
    /// <returns>The <see cref="Task"/> that represents the asynchronous operation.</returns>
    Task RemoveTokenAsync(TUser user, string loginProvider, string name, CancellationToken cancellationToken);
 
    /// <summary>
    /// Returns the token value.
    /// </summary>
    /// <param name="user">The user.</param>
    /// <param name="loginProvider">The authentication provider for the token.</param>
    /// <param name="name">The name of the token.</param>
    /// <param name="cancellationToken">The <see cref="CancellationToken"/> used to propagate notifications that the operation should be canceled.</param>
    /// <returns>The <see cref="Task"/> that represents the asynchronous operation.</returns>
    Task<string?> GetTokenAsync(TUser user, string loginProvider, string name, CancellationToken cancellationToken);
}