/// <summary>
/// Creates mailbox model instance.
/// </summary>
/// <param name="entity">Mailbox entity.</param>
/// <param name="mailServers">Mail servers models collection.</param>
/// <param name="folders">Mail folders collection.</param>
/// <returns><see cref="Mailbox"/> instance.</returns>
private Mailbox CreateMailbox(Entity entity, IEnumerable <MailServer> mailServers, IEnumerable <MailboxFolder> folders)
{
var mailServerId = entity.GetTypedColumnValue <Guid>("MailServerId");
var mailboxFolders = folders.Where(f => f.MailboxId.Equals(entity.PrimaryColumnValue));
var mailServer = mailServers.First(ms => ms.Id.Equals(mailServerId));
var mailbox = new Mailbox(entity, mailServer);
mailbox.AddFolders(mailboxFolders);
return(mailbox);
}