public AdInformation[] GetAdsToDisplayInOrder(List <AdInformation> ads)
{
var sumPriorities = ads.Sum(x => x.Priority);
var adsToDisplayInOrder = new AdInformation[sumPriorities];
var adsOrderedByPriority = ads.OrderBy(x => x.Priority).ToList();
for (int index = 0; index < adsToDisplayInOrder.Length; index++)
{
adsToDisplayInOrder[index] = null;
}
// Ads are ordered ascending by Priority
for (int index = adsOrderedByPriority.Count - 1; index >= 0; index--)
{
var currentPriority = adsOrderedByPriority[index].Priority;
var currentProbability = (double)sumPriorities / currentPriority;
for (int i = 0; i < currentPriority; i++)
{
var adIndex = Round(i * currentProbability);
while (adsToDisplayInOrder[adIndex] != null)
{
adIndex++;
}
adsToDisplayInOrder[adIndex] = adsOrderedByPriority[index];
}
}
return(adsToDisplayInOrder);
}
private void DisplayAds()
{
var adsToDisplayInOrder = adsOrderProvider.GetAdsToDisplayInOrder(AdInformationList);
while (true)
{
foreach (var adInformation in adsToDisplayInOrder)
{
currentAd = adInformation;
DisplayCurrentAd(5000);
}
}
}
