//private Dictionary<Experience, List<IRandomVariable>> _cache = new Dictionary<Experience, List<IRandomVariable>>();
public SampleContext GetOverrides(Dictionary<ExperienceFactor, int> levels)
{
var ctx = new SampleContext();
ctx.Variables = new List<IRandomVariable>();
foreach (var o in this.All().SelectMany(g => g.ExperienceOverrides.Where(e => e.Matches(levels))
.OrderByDescending(f => f.Factors.Count)))
{
ctx.Variables.AddRange(o.Variables);
//ctx.GoalBoosts.Merge(o.GoalBoosts);
}
return ctx;
}
public override IRandomValue Sample(SampleContext context = null)
{
return new RandomValue<Guid>(this, _id, (visit) => { }, _set.Sample());
}
public virtual void UpdateState(IEnumerable<IRandomVariable> variables)
{
var ctx = new SampleContext
{
Visit = this,
Variables = variables.ToList()
};
var newValues = ctx.Sample();
_variables.Merge(newValues, overwrite: true);
UpdateState(ctx);
}
public virtual void UpdateState(SampleContext context = null)
{
context = context ?? new SampleContext {Visit = this};
foreach (var var in Group.All().SelectMany(g => g.Variables)
.Sample(_variables, context).Values)
{
var.Update(this);
}
}
public override IRandomValue Sample(SampleContext context = null)
{
return null;
}