/// <summary>
/// Updates the collection for the given race and tech level.
/// Note this does not remove any existing components from the collection.
/// </summary>
/// <param name="newRace"></param>
/// <param name="newTech"></param>
public void DetermineRaceComponents(Race newRace, TechLevel newTech)
{
race = newRace;
tech = newTech.Clone();
if (race == null)
{
throw new System.NullReferenceException();
}
if (tech == null)
{
throw new System.NullReferenceException();
}
// go through the AllCompoents list
foreach (Component component in allComponents.GetAll.Values)
{
// first check the required tech level
if (tech < component.RequiredTech)
{
continue;
}
if (Contains(component.Name))
{
continue;
}
// check if the component is restricted by this race's Primary or Secondary traits.
bool restricted = false;
foreach (string trait in AllTraits.TraitKeys)
{
bool hasTrait = race.HasTrait(trait);
RaceAvailability availability = component.Restrictions.Availability(trait);
if (availability == RaceAvailability.not_available && hasTrait)
{
restricted = true;
break;
}
if (availability == RaceAvailability.required && !hasTrait)
{
restricted = true;
break;
}
}
if (!restricted)
{
Add(component.Name, component);
}
}
}
/// ----------------------------------------------------------------------------
/// <summary>
/// Set the availability for a particular trait.
/// </summary>
/// <param name="trait">The trait to set the availability-affect of.</param>
/// <param name="availability">The affect on availability of this trait.</param>
/// ----------------------------------------------------------------------------
public void SetRestriction(string trait, RaceAvailability availability)
{
this.restrictions[trait] = availability;
}
