public void AddValue(Resource value)
{
var existing = Available.SingleOrDefault(c => c.GetType() == value.GetType());
if (existing != null)
existing.Value += value.Value;
else Available.Add(value);
OnResourcesAdded(new ResourceEventArgs());
}
public bool SubtractValue(Resource value)
{
var existing = Available.SingleOrDefault(c => c.GetType() == value.GetType());
if (existing != null && existing.Value >= value.Value)
{
existing.Value -= value.Value;
OnResourcesSubtracted(new ResourceEventArgs());
return true;
}
else return false;
}