public ItemViewModel(Item item)
: base(item, DomainObjectRepositories.ItemRepository)
{
_transient = true;
_metaData = ItemMetaDataProvider.GetMetaData(item);
//_metaData.Refreshed += (sender, args) => UpdateMetaDataProperties();
item.ObjectSaved += (sender, args) =>
{
UpdateMetaDataProperties();
};
UpdateMetaDataProperties();
MadeFrom = new RecipeCollectionViewModel(item.MadeFrom, item);
foreach (var i in MadeFrom.Collection)
{
i.PropertyChanged += (sender, args) =>
{
if (args.PropertyName == nameof(UnitCost))
{
_metaData.Recalculate();
UpdateMetaDataProperties();
}
};
}
UsedIn = new RecipeCollectionViewModel(item.UsedIn);
var primaryRecipe = item.MadeFrom.FirstOrDefault();
if (primaryRecipe != null)
{
PrimarySourceRecipe = new RecipeViewModel(primaryRecipe);
}
MarketObservationCollection = new MarketObservationCollectionViewModel(item.AllMarketData, item);
MarketObservationCollection.Collection.CollectionChanged += MarketObservationCollection_CollectionChanged;
if (item.CurrentMarketData != null)
{
MostRecentMarketObservation = new MarketObservationViewModel(item.CurrentMarketData);
}
else
{
MessageLog.GetLog().LogMessage($"Couldn't find any market data for {item.Name}");
}
MarketCategories = CollectionHelper.MarketCategories;
_transient = item.Id == Guid.Empty;
}
void MarketObservationCollection_CollectionChanged(object sender,
NotifyCollectionChangedEventArgs notifyCollectionChangedEventArgs)
{
if (notifyCollectionChangedEventArgs.Action == NotifyCollectionChangedAction.Add)
{
if (DomainObject.CurrentMarketData != null)
{
MostRecentMarketObservation = new MarketObservationViewModel(DomainObject.CurrentMarketData);
//this doesn't actually save the object, despite the incredibly straightforward name of the method
DomainObject.Save();
}
}
//Recalculate();
//RefreshHelper.NotifyChanged(DomainObject);
}
public void RefreshMarket()
{
_transient = true;
MessageLog.GetLog().LogMessage($"Refreshing market data for {DomainObject.Name}");
MarketObservationCollection.Collection.CollectionChanged -= MarketObservationCollection_CollectionChanged;
MarketObservationCollection = new MarketObservationCollectionViewModel(DomainObject.AllMarketData, DomainObject);
MarketObservationCollection.Collection.CollectionChanged += MarketObservationCollection_CollectionChanged;
if (DomainObject.CurrentMarketData != null)
{
MostRecentMarketObservation = new MarketObservationViewModel(DomainObject.CurrentMarketData);
}
else
{
MessageLog.GetLog().LogMessage($"Couldn't find any market data for {DomainObject.Name}");
}
UpdateMetaDataProperties();
_transient = false;
}