public static async Task<RoomsChoiceViewModel> CreateAsync(DateRange dates)
{
RoomsChoiceViewModel newInstance = new RoomsChoiceViewModel();
newInstance._availableRooms = await RoomRepository.GetAvailablesBetweenAsync(dates);
int i = 0;
foreach (Room room in newInstance._availableRooms)
{
if (!newInstance._availableRoomCounts.ContainsKey(room.Kind))
{
newInstance._availableRoomCounts.Add(room.Kind, 1);
RoomChoiceEntity roomChoice = new RoomChoiceEntity(room.Kind, 0, 0);
newInstance._availableRoomChoiceEntities.Add(roomChoice);
i++;
}
else
{
newInstance._availableRoomCounts[room.Kind]++;
}
}
foreach (RoomChoiceEntity roomChoice in newInstance._availableRoomChoiceEntities)
{
roomChoice.MaxAvailable = newInstance._availableRoomCounts[roomChoice.RoomKind];
}
return newInstance;
}
public void Update(OptionChoiceEntity optChoiceEntity)
{
Predicate <Room> missChoosenOpt = room => room.Options.FindIndex(opt => opt.Id == optChoiceEntity.OptionChoice.Option.Id) == -1;
if (optChoiceEntity.Taken)
{
for (int i = _availableRooms.Count - 1; i >= 0; i--)
{
if (missChoosenOpt(_availableRooms[i]))
{
_filteredRooms.Add(_availableRooms[i]);
_availableRoomCounts[_availableRooms[i].Kind]--;
_availableRooms.RemoveAt(i);
}
}
for (int i = _availableRoomChoiceEntities.Count - 1; i >= 0; i--)
{
RoomKind roomKind = _availableRoomChoiceEntities[i].RoomKind;
if (_availableRoomCounts[roomKind] == 0)
{
_availableRoomChoiceEntities.RemoveAt(i);
}
else
{
_availableRoomChoiceEntities[i].MaxAvailable = _availableRoomCounts[roomKind];
}
}
}
else
{
HashSet <RoomKind> newlyAvailableRoomKinds = new HashSet <RoomKind>();
HashSet <RoomKind> extraRoomAvailableKinds = new HashSet <RoomKind>();
for (int i = _filteredRooms.Count - 1; i >= 0; i--)
{
if (missChoosenOpt(_filteredRooms[i]))
{
_availableRooms.Add(_filteredRooms[i]);
_availableRoomCounts[_filteredRooms[i].Kind]++;
if (_availableRoomCounts[_filteredRooms[i].Kind] == 1)
{
newlyAvailableRoomKinds.Add(_filteredRooms[i].Kind);
}
else
{
extraRoomAvailableKinds.Add(_filteredRooms[i].Kind);
}
_filteredRooms.RemoveAt(i);
}
}
foreach (RoomKind kind in newlyAvailableRoomKinds)
{
RoomChoiceEntity roomChoiceEntity = new Entities.RoomChoiceEntity(kind, _availableRoomCounts[kind], 0);
_availableRoomChoiceEntities.Add(roomChoiceEntity);
}
foreach (RoomKind kind in extraRoomAvailableKinds)
{
foreach (RoomChoiceEntity roomChoiceEntity in _availableRoomChoiceEntities)
{
if (roomChoiceEntity.RoomKind.Equals(kind))
{
roomChoiceEntity.MaxAvailable = _availableRoomCounts[kind];
break;
}
}
}
}
}
public void Update(OptionChoiceEntity optChoiceEntity)
{
Predicate<Room> missChoosenOpt = room => room.Options.FindIndex(opt => opt.Id == optChoiceEntity.OptionChoice.Option.Id) == -1;
if (optChoiceEntity.Taken)
{
for(int i=_availableRooms.Count -1; i>=0; i--)
{
if(missChoosenOpt(_availableRooms[i]))
{
_filteredRooms.Add(_availableRooms[i]);
_availableRoomCounts[_availableRooms[i].Kind]--;
_availableRooms.RemoveAt(i);
}
}
for (int i = _availableRoomChoiceEntities.Count - 1; i >= 0; i--)
{
RoomKind roomKind = _availableRoomChoiceEntities[i].RoomKind;
if (_availableRoomCounts[roomKind] == 0)
{
_availableRoomChoiceEntities.RemoveAt(i);
}
else
{
_availableRoomChoiceEntities[i].MaxAvailable = _availableRoomCounts[roomKind];
}
}
} else
{
HashSet<RoomKind> newlyAvailableRoomKinds = new HashSet<RoomKind>();
HashSet<RoomKind> extraRoomAvailableKinds = new HashSet<RoomKind>();
for (int i=_filteredRooms.Count -1; i>=0; i--)
{
if(missChoosenOpt(_filteredRooms[i]))
{
_availableRooms.Add(_filteredRooms[i]);
_availableRoomCounts[_filteredRooms[i].Kind]++;
if (_availableRoomCounts[_filteredRooms[i].Kind] == 1)
{
newlyAvailableRoomKinds.Add(_filteredRooms[i].Kind);
} else
{
extraRoomAvailableKinds.Add(_filteredRooms[i].Kind);
}
_filteredRooms.RemoveAt(i);
}
}
foreach(RoomKind kind in newlyAvailableRoomKinds)
{
RoomChoiceEntity roomChoiceEntity = new Entities.RoomChoiceEntity(kind, _availableRoomCounts[kind], 0);
_availableRoomChoiceEntities.Add(roomChoiceEntity);
}
foreach(RoomKind kind in extraRoomAvailableKinds)
{
foreach(RoomChoiceEntity roomChoiceEntity in _availableRoomChoiceEntities)
{
if(roomChoiceEntity.RoomKind.Equals(kind))
{
roomChoiceEntity.MaxAvailable = _availableRoomCounts[kind];
break;
}
}
}
}
}
