/// <summary>
/// Returns the level of details in this object.
/// 0: no details at all
/// 1: title
/// 2: instructor & descriptions
/// </summary>
/// <returns>A byte with the level of details.</returns>
public byte GetDetailLevel()
{
if (Sessions.Any())
{
return(3);
}
if (Instructor != null && Descriptions.Any())
{
return(2);
}
if (Title.IsNotNullOrWhiteSpace())
{
return(1);
}
return(0);
}