public void Calculate(Profile profile, List <ProfiledItem> list, string profileName, ProfileItem profileItem)
{
list.ForEach(item => item.AssignContentProfile(profile, profileName));
var profiledList = list.Where(pi => pi.ContentProfile != null).ToList();
PatternSpace space = profileItem.PatternSpace;
var zeroSize = space.Dimensions;
var zeroDouble = new double[zeroSize];
for (int i = 0; i < space.Dimensions; i++)
{
zeroDouble[i] = 0.0d;
}
Pattern zeroPattern = new Pattern(space, zeroDouble);
Pattern visitorPattern = zeroPattern;
if (profile != null)
{
double[] numArray = new double[space.Dimensions];
bool calcPercentage = (profileItem.Type.Equals("percentage", StringComparison.InvariantCultureIgnoreCase));
if (profile.Count > 0 && calcPercentage)
{
double percentageMultiplier = (calcPercentage) ? 100.0d : 1.0d;
double total = profile.Total;
foreach (var keyValuePair in profile)
{
numArray[space.GetKeyIndex(keyValuePair.Key)] = (keyValuePair.Value / total) * percentageMultiplier;
}
var profileType = profileItem.Type;
visitorPattern = new Pattern(space, numArray);
}
else if (profile.Count > 0)
{
double percentageMultiplier = calcPercentage ? 100.0d : 1.0d;
double total = profile.Total;
int count = profile.Count;
foreach (var keyValuePair in profile)
{
numArray[space.GetKeyIndex(keyValuePair.Key)] = keyValuePair.Value / count;
}
var profileType = profileItem.Type;
visitorPattern = new Pattern(space, numArray);
}
}
profiledList.ForEach(item => CalculateProfiledItemDistance(calculator, item, profileName, profileItem, visitorPattern));
}
private void CalculateProfiledItemDistance(IPatternDistance calculator, ProfiledItem item, string profileName, ProfileItem profileItem, Pattern visitorPattern)
{
PatternSpace space = profileItem.PatternSpace;
Pattern itemPattern = space.CreatePattern(item.ContentProfile);
double distance = defaultDistance;
if (visitorPattern != null)
{
distance = Math.Sqrt(calculator.GetDistance(visitorPattern, itemPattern));
}
var correctedDistance = distance;
if (correctedDistance < minDistance)
{
correctedDistance = minDistance;
}
double gravity = 1.0d / (correctedDistance * correctedDistance);
item.ProfiledItemCalculation = new ProfiledItemDistance(distance, gravity);
}
