public static bool IsBookingTimeValid(EquipmentChoice ec)
{
return ec.StartTime < ec.EndTime
&& ec.StartTime.Hour >= Configuration.EarliestBooking.Hour
&& ec.EndTime.Hour <= Configuration.LatestBooking.Hour
&& ec.StartTime.Date.Equals(ec.EndTime.Date);
}
public static List<EquipmentChoice> OverlappingBookings(EquipmentChoice ec)
{
return
All.Where(
e =>
e.EquipmentID == ec.EquipmentID
&&
((e.StartTime <= ec.StartTime && e.EndTime > ec.StartTime) /* Any starting before or same time as booking &
* ends after start time of booking. */
|| (e.StartTime >= ec.StartTime && e.EndTime <= ec.EndTime) /* Any starting after or same time as booking &
* ends after or same time as booking. */
|| (e.StartTime <= ec.StartTime && e.EndTime >= ec.EndTime) /* Any starting before or same time as booking &
* ends same time or after booking. */
|| (e.StartTime >= ec.StartTime && e.StartTime < ec.EndTime))) /* Any starting after or same time as booking &
* starting before end time of booking. */
.ToList();
}
public RequestStatus AddEquipmentToBooking(string token, EquipmentChoice equipmentChoice, out Booking editedBooking)
{
editedBooking = null;
if (string.IsNullOrWhiteSpace(token) || equipmentChoice == null)
{
return RequestStatus.InvalidInput;
}
var p = Person.GetByToken(token);
var b = Booking.GetBookingByID(equipmentChoice.BookingID);
if (b == null)
{
return RequestStatus.InvalidInput;
}
if (p == null || (!p.IsAdmin() && p.ID != b.PersonID))
{
return RequestStatus.AccessDenied;
}
editedBooking = Booking.GetBookingByID(equipmentChoice.BookingID);
return editedBooking != null ? editedBooking.AddEquipment(equipmentChoice) : RequestStatus.InvalidInput;
}
public RequestStatus RemoveEquipmentChoice(string token, EquipmentChoice equipmentChoice, out Booking editedBooking)
{
editedBooking = null;
if (string.IsNullOrWhiteSpace(token) || equipmentChoice == null)
{
return RequestStatus.InvalidInput;
}
var p = Person.GetByToken(token);
var ec = EquipmentChoice.GetEquipmentChoiceByID(equipmentChoice.ID);
if (ec == null)
{
return RequestStatus.InvalidInput;
}
if (p == null || (!p.IsAdmin() && p.ID != ec.Booking.PersonID))
{
return RequestStatus.AccessDenied;
}
var rs = ec.Remove();
editedBooking = Booking.GetBookingByID(equipmentChoice.BookingID);
return rs;
}
public RequestStatus ChangeTime(EquipmentChoice updatedChoice)
{
var overlapping = OverlappingBookings(updatedChoice);
if (overlapping.All(ec => ec.BookingID == this.BookingID)
&& this.Booking.StartTime <= updatedChoice.StartTime
&& this.Booking.EndTime >= updatedChoice.EndTime)
{
if (overlapping.Count == 0
|| (overlapping.Count == 1 && overlapping.First().ID == this.ID))
{
this.StartTime = updatedChoice.StartTime;
this.EndTime = updatedChoice.EndTime;
BookITContext.Db.SaveChanges();
return RequestStatus.Success;
}
if (overlapping.All(choice => choice.Booking.PersonID == this.Booking.PersonID))
{
var first = overlapping.First();
first.EndTime = updatedChoice.EndTime;
first.StartTime = updatedChoice.StartTime;
foreach (var a in overlapping.Where(o => o.ID != first.ID))
{
BookITContext.Db.EquipmentChoices.Remove(a);
}
BookITContext.Db.SaveChanges();
}
}
return RequestStatus.InvalidInput;
}
public RequestStatus GetEquipmentChoice(ref EquipmentChoice equipmentChoice)
{
if (equipmentChoice == null)
{
return RequestStatus.InvalidInput;
}
equipmentChoice = EquipmentChoice.GetEquipmentChoiceByID(equipmentChoice.ID);
return equipmentChoice != null ? RequestStatus.Success : RequestStatus.InvalidInput;
}
public RequestStatus AddEquipment(EquipmentChoice choice)
{
var overlapping = EquipmentChoice.OverlappingBookings(choice);
if (EquipmentChoice.IsBookingTimeValid(choice) && overlapping.Count == 0
&& choice.StartTime >= this.StartTime && choice.EndTime <= this.EndTime)
{
BookITContext.Db.EquipmentChoices.Add(
new EquipmentChoice
{
BookingID = choice.BookingID,
EndTime = choice.EndTime,
StartTime = choice.StartTime,
EquipmentID = choice.EquipmentID
});
BookITContext.Db.SaveChanges();
return RequestStatus.Success;
}
return RequestStatus.InvalidInput;
}
