public double Evaluate(IEnumerable <int> solution)
{
var problem = _problemGenerator.GetProblem().ToDictionary(k => k.OrderId);
var totalLength = 0.0;
Coord?lastLocation = null;
foreach (var stepOrderId in solution)
{
var step = problem[stepOrderId];
if (lastLocation.HasValue)
{
totalLength += _distanceCalculator.GetDistanceInKm(lastLocation.Value, step.RestaurantLocation);
}
totalLength += _distanceCalculator.GetDistanceInKm(step.CustomerLocation, step.RestaurantLocation);
lastLocation = step.CustomerLocation;
}
return(totalLength);
}
