ASP.NET Core Identity?

/// <summary>
/// Handles the logic for resetting a user's password based on the provided command.
/// </summary>
public class ResetPasswordHandler(UserManager<User> userManager)
    : IRequestHandler<ResetPasswordCommand, Result<bool>>, IDisposable
{
    public void Dispose()
    {
        userManager.Dispose();
        GC.SuppressFinalize(this);
    }

    public async Task<Result<bool>> Handle(ResetPasswordCommand request, CancellationToken cancellationToken)
    {
        // Validate the input using the ResetPasswordValidator.
        var validator = new ResetPasswordValidator();
        var validationResult = await validator.ValidateAsync(request, cancellationToken);

        if (!validationResult.IsValid)
            return Result<bool>.Failure("Invalid input received.", 400);

        // Find the user by email address.
        var user = await userManager.FindByEmailAsync(request.Email);
        if (user == null)
            return Result<bool>.Failure("User not found.", 404);

        // Reset the user's password.
        var result = await userManager.ResetPasswordAsync(user, request.Token, request.Password);

        // Return the appropriate result based on the reset operation success.
        return !result.Succeeded
            ? Result<bool>.Failure("Unable to reset password.", 500)
            : Result<bool>.Success(true);
    }
}

/// <summary>
/// Handles the logic for resetting a user's password based on the provided command.
/// </summary>
public class ResetPasswordHandler(UserManager<User> userManager)
    : IRequestHandler<ResetPasswordCommand, Result<bool>>, IDisposable
{
    public void Dispose()
    {
        userManager.Dispose();
        GC.SuppressFinalize(this);
    }

    public async Task<Result<bool>> Handle(ResetPasswordCommand request, CancellationToken cancellationToken)
    {
        // Validate the input using the ResetPasswordValidator.
        var validator = new ResetPasswordValidator();
        var validationResult = await validator.ValidateAsync(request, cancellationToken);

        if (!validationResult.IsValid)
            return Result<bool>.Failure("Invalid input received.", 400);

        // Find the user by email address.
        var user = await userManager.FindByEmailAsync(request.Email);
        if (user == null)
            return Result<bool>.Failure("User not found.", 404);

        // Reset the user's password.
        var result = await userManager.ResetPasswordAsync(user, request.Token, request.Password);

        // Return the appropriate result based on the reset operation success.
        return !result.Succeeded
            ? Result<bool>.Failure("Unable to reset password.", 500)
            : Result<bool>.Success(true);
    }
}