public static PredictDictionary GetInputsFromParentKeys(this PredictorPredictContext ctx, Dictionary <QueryToken, object?> parentKeyValues, PredictionOptions?options = null)
{
if (!ctx.Predictor.MainQuery.GroupResults)
{
var kvp = parentKeyValues.SingleEx();
if (kvp.Key.FullKey() != "Entity")
{
throw new InvalidOperationException("only Entity expected");
}
var filters = new List <Filter> {
new FilterCondition(kvp.Key, FilterOperation.EqualTo, kvp.Value)
};
return(ctx.FromFilters(filters, options).SingleEx());
}
else
{
var filters = ctx.Predictor.MainQuery.Columns
.Select(a => a.Token.Token)
.Where(t => !(t is AggregateToken))
.Select(t => (Filter) new FilterCondition(t, FilterOperation.EqualTo, parentKeyValues.GetOrThrow(t)))
.ToList();
return(ctx.FromFilters(filters, options).SingleEx());
}
}
public static PredictDictionary GetInputsFromEntity(this PredictorPredictContext ctx, Lite <Entity> entity, PredictionOptions?options = null)
{
var qd = QueryLogic.Queries.QueryDescription(ctx.Predictor.MainQuery.Query.ToQueryName());
var entityToken = QueryUtils.Parse("Entity", qd, 0);
return(ctx.FromFilters(new List <Filter> {
new FilterCondition(entityToken, FilterOperation.EqualTo, entity)
}, options).SingleEx());
}