/// <summary>
/// Create an attachment from drive path.
/// <para>
/// For more information look at https://msdn.microsoft.com/en-us/library/gg328344(v=crm.7).aspx
/// </para>
/// </summary>
/// <param name="emailId"><c>Email Activity</c> Id</param>
/// <param name="path">File path</param>
/// <returns>
/// Created record Id (<see cref="System.Guid"/>)
/// </returns>
public Guid Attach(Guid emailId, string path)
{
ExceptionThrow.IfGuidEmpty(emailId, "emailId");
ExceptionThrow.IfNullOrEmpty(path, "path");
var attachment = AttachmentHelper.CreateFromPath(path, string.Empty);
return(Attach(emailId, attachment.Data.ByteArray, attachment.Meta.Name));
}