added check that if SendFlagDecision is true then send the event

OptimizelySDK/Event/UserEventFactory.cs

@@ -1,4 +1,5 @@
-using OptimizelySDK.Entity;
+using OptimizelySDK.Bucketing;
+using OptimizelySDK.Entity;
 using OptimizelySDK.Event.Entity;
 
 namespace OptimizelySDK.Event
@@ -48,13 +49,17 @@ public static ImpressionEvent CreateImpressionEvent(ProjectConfig projectConfig,
  string flagKey,
  string flagType)
  {
-
+ if ((flagType == FeatureDecision.DECISION_SOURCE_ROLLOUT || variation == null) && !projectConfig.SendFlagDecisions)
+ {
+ return null;
+ }
+
  var eventContext = new EventContext.Builder()
-  .WithProjectId(projectConfig.ProjectId)
-  .WithAccountId(projectConfig.AccountId)
-  .WithAnonymizeIP(projectConfig.AnonymizeIP)
-  .WithRevision(projectConfig.Revision) 
-  .Build();
+ .WithProjectId(projectConfig.ProjectId)
+ .WithAccountId(projectConfig.AccountId)
+ .WithAnonymizeIP(projectConfig.AnonymizeIP)
+ .WithRevision(projectConfig.Revision) 
+ .Build();
 
  var variationKey = variation?.Key;
  var metadata = new DecisionMetadata(flagKey, flagType, variationKey);

OptimizelySDK/Optimizely.cs

@@ -478,6 +478,8 @@ public virtual bool IsFeatureEnabled(string featureKey, string userId, UserAttri
  {
  featureEnabled = variation.FeatureEnabled.GetValueOrDefault();
 
+ // This information is only necessary for feature tests.
+ // For rollouts experiments and variations are an implementation detail only.
  if (decision.Source == FeatureDecision.DECISION_SOURCE_FEATURE_TEST)
  {
  sourceInfo["experimentKey"] = decision.Experiment.Key;
@@ -691,6 +693,10 @@ private void SendImpressionEvent(Experiment experiment, Variation variation, str
  if (experiment.IsExperimentRunning)
  {
  var userEvent = UserEventFactory.CreateImpressionEvent(config, experiment, variation.Id, userId, userAttributes, flagKey, flagType);
+ if (userEvent == null)
+ {
+ return;
+ }
  EventProcessor.Process(userEvent);
  Logger.Log(LogLevel.INFO, $"Activating user {userId} in experiment {experiment.Key}.");