public CompletedSession(LiveSession live_session)
{
this.spot = Guard.IsNotNull(live_session.spot, nameof(live_session.spot));
this.guest = Guard.IsNotNull(live_session.guest, nameof(live_session.guest));
this.start_time = Guard.IsNotNull(live_session.start_time, nameof(live_session.start_time));
this.end_time = DateTime.UtcNow.Date;
}
public LiveSession(ParkingSpot spot, ParkingGuest guest)
{
this.spot = Guard.IsNotNull(spot, nameof(spot));
this.guest = Guard.IsNotNull(guest, nameof(guest));
this.start_time = DateTime.UtcNow.Date;
}