/// <summary>
/// Finds and returns a user, if any, who has the specified <paramref name="userId"/>.
/// </summary>
/// <param name="userId">The user ID to search for.</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, containing the user matching the specified <paramref name="userId"/> if it exists.
/// </returns>
public override Task <User> FindByIdAsync(string userId, CancellationToken cancellationToken = default(CancellationToken))
{
cancellationToken.ThrowIfCancellationRequested();
ThrowIfDisposed();
var id = ConvertIdFromString(userId);
return(UsersSet.FindAsync(new object[] { id }, cancellationToken));
}
public virtual async Task <TUser> FindByEmailAsync(string email)
{
var emails = Emails.Where(e => e.Email.Equals(email));
if (emails.Any())
{
return(await UsersSet.FindAsync(emails.First().UserId));
}
return(null);
}
