private static bool ReplacementIsPossible(Time newBeginTime, Time newEndTime, Guid newTherapyplaceId,
Guid originalAppointmentId,
FixedAppointmentSet sourceAppointmentSet, FixedAppointmentSet destinationAppointmentSet)
{
return(DeletionPossible(originalAppointmentId, sourceAppointmentSet) &&
AddingIsPossible(newTherapyplaceId, originalAppointmentId, newBeginTime, newEndTime, destinationAppointmentSet));
}
private static bool AddingIsPossible(Guid therapyPlaceId, Guid appointmentId,
Time startTime, Time endTime,
FixedAppointmentSet appointmentSet)
{
return(appointmentSet.Appointments
.Where(appointment => appointment.TherapyPlace.Id == therapyPlaceId)
.Where(appointment => appointment.Id != appointmentId)
.All(appointment => (appointment.StartTime <= startTime || appointment.StartTime >= endTime) &&
(appointment.EndTime <= startTime || appointment.EndTime >= endTime)));
}
private static bool DeletionPossible(Guid appointmentId, FixedAppointmentSet appointmentSet)
{
return(appointmentSet.Appointments.Any(appointment => appointment.Id == appointmentId));
}
