public void Initialize(IEnumerable<IParticipant> participants, FoodContainerViewModel foodContainer, bool ignoreFood = false)
{
if (Participants != null && participants != null)
{
Participants.Clear();
foreach (var p in participants)
{
Participants.Add(new ParticipantViewModel(p));
}
}
if (foodContainer != null)
{
_foodContainer = foodContainer;
if (foodContainer.Food != null)
{
if (!ignoreFood) // need because food now gets from list picker page and binds directly
{
Food = foodContainer.Food;
SelectedFoodItem = AvailableFood.FirstOrDefault(f => f.Name == Food.Name) ?? AvailableFood.First();
}
else
{
Food.Price = foodContainer.Food.Price;
}
if (foodContainer.Participants != null && Participants != null)
{
// move ate coefficient from selected participants to a list of available
foreach (var par in foodContainer.Participants)
{
var equal = Participants.FirstOrDefault(p => p.Equals(par));
if (equal != null)
equal.ParticipantAteCoefficient = par.ParticipantAteCoefficient;
}
}
}
if (foodContainer.Participants != null)
{
var newOnes = foodContainer.Participants.ToArray();
SelectedParticipants.Clear();
foreach (var p in newOnes)
{
SelectedParticipants.Add(new ParticipantViewModel(p));
}
}
UpdateActivatedAteCoefficientOnParticipants(AteRangeActivated);
}
CurrencySymbol = Thread.CurrentThread.CurrentCulture.NumberFormat.CurrencySymbol;
}
public void RemoveFood(FoodContainerViewModel fc)
{
FoodContainers.Remove(fc);
var eaten = ParticipantContainers.Where(p => p.Participant.EatenFood.Contains(fc.Food)).ToArray();
foreach (var e in eaten)
{
e.Participant.EatenFood.Remove(fc.Food);
}
}
public FoodContainerViewModel GetFoodContainer()
{
if (_isCanceled) return null;
var selectedPartisipants = SelectedParticipants;
// to be ensure that ate coefficient is turned off
if (!AteRangeActivated)
{
foreach (var p in selectedPartisipants)
{
p.ParticipantAteCoefficient = 0;
}
}
// cyclic link
var eaters = selectedPartisipants.ToList();
Food.Name = SelectedFoodItem.Name;
(Food as Food).Icon = SelectedFoodItem.Icon; //TODO: bad idea
var food = Food;
foreach (var e in eaters)
{
if (e.EatenFood == null)
e.EatenFood = new List<IFood>();
if(!e.EatenFood.Contains(food))
e.EatenFood.Add(food);
}
food.Eaters = eaters;
//Food.Eaters = selectedPartisipants;
//foreach (var eater in Food.Eaters)
//{
// if (eater.EatenFood == null)
// eater.EatenFood = new List<IFood>();
// if(!eater.EatenFood.ToList().Contains(Food))
// eater.EatenFood.ToList().Add(Food);
//}
//var isEditing = _foodContainer != null ? _foodContainer.IsEditing : false;
var id = _foodContainer != null ? _foodContainer.Id : Guid.NewGuid();
var container = new FoodContainerViewModel(id, food, new List<IParticipant>(SelectedParticipants));
return container;
}
public void AddFoodContainer(FoodContainerViewModel foodContainer)
{
var eaters = foodContainer.Food.Eaters.ToList();
var food = foodContainer.Food;
foreach (var e in eaters)
{
if (e.EatenFood == null)
e.EatenFood = new List<IFood>();
if (!e.EatenFood.Contains(food))
e.EatenFood.Add(food);
}
food.Eaters = eaters;
if (!FoodContainers.Contains(foodContainer))
{
FoodContainers.Add(new FoodContainerViewModel(foodContainer.Id, food, eaters));
}
else
{
var foundContainer = FoodContainers.FirstOrDefault(fc => fc.Equals(foodContainer));
if (foundContainer != null)
{
foundContainer.Food = food;
foodContainer.Participants.Clear();
foreach (var eater in eaters)
{
foodContainer.Participants.Add(eater);
}
}
}
RearangeParticipantContainers();
}
