public static int?GetScore(this IScoreEvaluator This, Type candidateType, VariantSet candidateVariants, VariantSet candidateImplicitVariants, Type requestedType, VariantSet requestedVariants) => This.GetVariantScore(requestedVariants, candidateVariants, candidateImplicitVariants) + This.GetTypeScore(requestedType, candidateType);
private Uri ResolvePrefabFromViewType(Type viewType, VariantSet requestedVariants)
{
var candidates = _manifest.ViewsToPrefabs
.Where(x => viewType == x.Source)
.ToList();
var resolved = candidates
.Select(candidate => new CandidateMapping <TypeToUriMapping>(candidate,
_scoreEvaluator.GetVariantScore(requestedVariants, candidate.Variants, VariantSet.Empty)))
.Where(candidate => candidate.Score.HasValue)
.WithMax(candidate => candidate.Score.Value)
?.Mapping;
if (resolved == null)
{
throw new InvalidOperationException($"Failed to resolve View {viewType} to some Prefab (Variants: {requestedVariants})");
}
if (Log.IsDebugEnabled)
{
Log.Debug($"Resolved View {viewType} to Prefab {resolved.Target} (Variants: {resolved.Variants})");
}
if (candidates.Count > 1 && Log.IsDebugEnabled)
{
Log.Debug($"Other candidates were:{Environment.NewLine}" +
$"{candidates.Except(resolved).JoinAsString(Environment.NewLine)}");
}
return(resolved.Target);
}