// TODO: Document
/// <summary>
///
/// </summary>
/// <param name="sessions"></param>
public static void Validate(this IEnumerable <Entities.Session> sessions)
{
if (sessions == null)
{
throw new ArgumentNullException(nameof(sessions));
}
if (sessions.Count() == 0)
{
throw new ArgumentException("You must have at least one session");
}
if (sessions.Select(s => s.Id).Distinct().Count() != sessions.Count())
{
throw new ArgumentException("Session Ids must be unique");
}
if (sessions.Count(s => s.Presenters == null || s.Presenters.Count() < 1) > 0)
{
throw new ArgumentException("Every session must have at least one presenter.");
}
var presentations = new SessionsCollection(sessions);
if (presentations.HaveCircularDependencies())
{
throw new DependencyException("Sessions may not have circular dependencies.");
}
VerifyPresenterAvailabilities(sessions);
}
private static void Validate(IEnumerable <Session> sessions, IEnumerable <Room> rooms, IEnumerable <Timeslot> timeslots)
{
if (sessions == null)
{
throw new ArgumentNullException(nameof(sessions));
}
if (rooms == null)
{
throw new ArgumentNullException(nameof(rooms));
}
if (timeslots == null)
{
throw new ArgumentNullException(nameof(timeslots));
}
if (sessions.Count() == 0)
{
throw new ArgumentException("You must have at least one session");
}
if (timeslots.Count() == 0)
{
throw new ArgumentException("You must have at least one timeslot");
}
if (rooms.Count() == 0)
{
throw new ArgumentException("You must have at least one room");
}
if (sessions.Count(s => s.Presenters == null || s.Presenters.Count() < 1) > 0)
{
throw new ArgumentException("Every session must have at least one presenter.");
}
var presentations = new SessionsCollection(sessions);
if (presentations.HaveCircularDependencies())
{
throw new DependencyException("Sessions may not have circular dependencies.");
}
}
private static void Validate(IEnumerable<Session> sessions, IEnumerable<Room> rooms, IEnumerable<Timeslot> timeslots)
{
if (sessions == null)
throw new ArgumentNullException(nameof(sessions));
if (rooms == null)
throw new ArgumentNullException(nameof(rooms));
if (timeslots == null)
throw new ArgumentNullException(nameof(timeslots));
if (timeslots.Count() == 0)
throw new ArgumentException("You must have at least one timeslot");
if (sessions.Count() == 0)
throw new ArgumentException("You must have at least one session");
if (rooms.Count() == 0)
throw new ArgumentException("You must have at least one room");
if (sessions.Count(s => s.Presenters == null || s.Presenters.Count() < 1) > 0)
throw new ArgumentException("Every session must have at least one presenter.");
var presentations = new SessionsCollection(sessions);
if (presentations.HaveCircularDependencies())
throw new Exceptions.DependencyException("Sessions may not have circular dependencies.");
}