private void Unsubscribe(AElementData elementData) {
_subscribers[elementData].ForAll(d => d.Dispose());
_subscribers.Remove(elementData);
}
protected virtual void Subscribe(AElementData elementData) {
_subscribers.Add(elementData, new List<IDisposable>());
IList<IDisposable> anElementsSubscriptions = _subscribers[elementData];
anElementsSubscriptions.Add(elementData.SubscribeToPropertyChanged<AElementData, float>(ed => ed.CurrentHitPoints, OnElementCurrentHitPointsChanged));
anElementsSubscriptions.Add(elementData.SubscribeToPropertyChanged<AElementData, float>(ed => ed.MaxHitPoints, OnElementMaxHitPointsChanged));
anElementsSubscriptions.Add(elementData.SubscribeToPropertyChanged<AElementData, CombatStrength>(ed => ed.DefensiveStrength, OnElementDefensiveStrengthChanged));
anElementsSubscriptions.Add(elementData.SubscribeToPropertyChanged<AElementData, CombatStrength>(ed => ed.OffensiveStrength, OnElementOffensiveStrengthChanged));
anElementsSubscriptions.Add(elementData.SubscribeToPropertyChanged<AElementData, float>(ed => ed.MaxWeaponsRange, OnElementMaxWeaponsRangeChanged));
anElementsSubscriptions.Add(elementData.SubscribeToPropertyChanged<AElementData, float>(ed => ed.MaxSensorRange, OnElementMaxSensorRangeChanged));
}
public virtual bool RemoveElement(AElementData elementData) {
D.Assert(ElementsData.Contains(elementData), "Attempted to remove {0} {1} that is not present.".Inject(typeof(AElementData).Name, elementData.ParentName));
bool isRemoved = ElementsData.Remove(elementData);
UpdateComposition();
Unsubscribe(elementData);
RecalcPropertiesDerivedFromCombinedElements();
return isRemoved;
}
private void UpdateElementParentName(AElementData elementData) {
//TODO something more than just assigning a parent name?
D.Log("{0} OptionalParentName changing to {1}.", elementData.Name, ParentName);
elementData.ParentName = ParentName; // the name of the fleet, not the command
}
private void VerifyOwner(AElementData elementData) {
D.Assert(Owner != TempGameValues.NoPlayer, "{0} owner should be set before adding elements.".Inject(Name));
if (elementData.Owner == TempGameValues.NoPlayer) {
D.Warn("{0} owner should be set before adding element to {1}.", elementData.Name, Name);
elementData.Owner = Owner;
}
else if (elementData.Owner != Owner) {
D.Warn("{0} owner {1} is different from {2} owner {3}.", elementData.Name, elementData.Owner.LeaderName, Name, Owner.LeaderName);
elementData.Owner = Owner;
}
}
public virtual void AddElement(AElementData elementData) {
D.Assert(!ElementsData.Contains(elementData), "Attempted to add {0} {1} that is already present.".Inject(typeof(AElementData).Name, elementData.ParentName));
VerifyOwner(elementData);
UpdateElementParentName(elementData);
ElementsData.Add(elementData);
UpdateComposition();
Subscribe(elementData);
RecalcPropertiesDerivedFromCombinedElements();
}