public TrafficLightDigits[] Predict(Models.TrafficLight trafficLight, Observation[] previous)
{
Validate(trafficLight, previous);
var predictedDigits = predictor
.Predict(trafficLight, previous)
.ToArray();
var solutions = predictedDigits;
if (previous.Length == 0)
{
return(predictedDigits);
}
if (IsSolutionFound(solutions))
{
solutions[0] += previous.Length;
if (!previous[0].PredictedDigits.Contains(solutions[0]))
{
Throws.NoSolutionFound();
}
return(solutions);
}
for (var i = previous.Length - 1; i >= 0; i--)
{
var prev = previous[i];
var incremented = IncrementAllDigits(solutions);
solutions = prev.PredictedDigits.Intersect(incremented).ToArray();
if (solutions.Length == 0)
{
Throws.NoSolutionFound();
}
}
return(solutions);
}
