Added activate and getVariation handler in android side

Author: NomanShoaib

android/src/main/java/com/optimizely/optimizely_flutter_sdk/OptimizelyFlutterClient.java

@@ -36,6 +36,7 @@
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.optimizely.ab.android.sdk.OptimizelyManager;
 import com.optimizely.ab.android.shared.DatafileConfig;
+import com.optimizely.ab.config.Variation;
 import com.optimizely.ab.error.RaiseExceptionErrorHandler;
 import com.optimizely.ab.event.BatchEventProcessor;
 import com.optimizely.ab.event.EventProcessor;
@@ -178,6 +179,69 @@ protected void createUserContext(ArgumentsParser argumentsParser, @NonNull Resul
  }
  }
 
+ protected void activate(ArgumentsParser argumentsParser, @NonNull Result result) {
+ String sdkKey = argumentsParser.getSdkKey();
+ if (sdkKey == null) {
+ result.success(createResponse(false, ErrorMessage.INVALID_PARAMS));
+ return;
+ }
+
+ OptimizelyClient optimizelyClient = getOptimizelyClient(sdkKey);
+ if (optimizelyClient == null) {
+ result.success(createResponse(false, ErrorMessage.OPTIMIZELY_CLIENT_NOT_FOUND));
+ return;
+ }
+
+ String experimentKey = argumentsParser.getExperimentKey();
+ String userId = argumentsParser.getUserID();
+ Map<String, Object> attributes = argumentsParser.getAttributes();
+
+ if (userId == null || experimentKey == null) {
+ result.success(createResponse(false, ErrorMessage.INVALID_PARAMS));
+ return;
+ }
+
+ try {
+ Variation variation = optimizelyClient.activate(experimentKey, userId, attributes);
+ String variationKey = variation != null ? variation.getKey() : null;
+ result.success(createResponse(true, Collections.singletonMap(RequestParameterKey.VARIATION_KEY, variationKey), ""));
+ } catch (Exception ex) {
+ result.success(createResponse(false, ex.getMessage()));
+ }
+ }
+
+ protected void getVariation(ArgumentsParser argumentsParser, @NonNull Result result) {
+ String sdkKey = argumentsParser.getSdkKey();
+ if (sdkKey == null) {
+ result.success(createResponse(false, ErrorMessage.INVALID_PARAMS));
+ return;
+ }
+
+ OptimizelyClient optimizelyClient = getOptimizelyClient(sdkKey);
+ if (optimizelyClient == null) {
+ result.success(createResponse(false, ErrorMessage.OPTIMIZELY_CLIENT_NOT_FOUND));
+ return;
+ }
+
+ String experimentKey = argumentsParser.getExperimentKey();
+ String userId = argumentsParser.getUserID();
+ Map<String, Object> attributes = argumentsParser.getAttributes();
+
+ if (userId == null || experimentKey == null) {
+ result.success(createResponse(false, ErrorMessage.INVALID_PARAMS));
+ return;
+ }
+
+ try {
+ Variation variation = optimizelyClient.getVariation(experimentKey, userId, attributes);
+ String variationKey = variation != null ? variation.getKey() : null;
+ result.success(createResponse(true, Collections.singletonMap(RequestParameterKey.VARIATION_KEY, variationKey), ""));
+ } catch (Exception ex) {
+ result.success(createResponse(false, ex.getMessage()));
+ }
+
+ }
+
  protected void decide(ArgumentsParser argumentsParser, @NonNull Result result) {
  String sdkKey = argumentsParser.getSdkKey();
  if (sdkKey == null) {

android/src/main/java/com/optimizely/optimizely_flutter_sdk/OptimizelyFlutterSdkPlugin.java

@@ -46,6 +46,14 @@ public void onMethodCall(@NonNull MethodCall call, @NonNull Result result) {
  initializeOptimizely(argumentsParser, result);
  break;
  }
+ case APIs.ACTIVATE: {
+ activate(argumentsParser, result);
+ break;
+ }
+ case APIs.GET_VARIATION: {
+ getVariation(argumentsParser, result);
+ break;
+ }
  case APIs.ADD_NOTIFICATION_LISTENER: {
  addNotificationListener(argumentsParser, result);
  break;

android/src/main/java/com/optimizely/optimizely_flutter_sdk/helper_classes/ArgumentsParser.java

@@ -98,4 +98,8 @@ public String getDatafileHostSuffix() {
  public String getDatafileHostPrefix() {
  return (String) arguments.get(Constants.RequestParameterKey.DATAFILE_HOST_PREFIX);
  }
+
+ public String getExperimentKey() {
+ return (String) arguments.get(Constants.RequestParameterKey.EXPERIMENT_KEY);
+ }
 }

android/src/main/java/com/optimizely/optimizely_flutter_sdk/helper_classes/Constants.java

@@ -18,6 +18,8 @@
 public class Constants {
  public static class APIs {
  public static final String CLOSE = "close";
+ public static final String ACTIVATE = "activate";
+ public static final String GET_VARIATION = "getVariation";
  public static final String INITIALIZE = "initialize";
  public static final String GET_OPTIMIZELY_CONFIG = "getOptimizelyConfig";
  public static final String CREATE_USER_CONTEXT = "createUserContext";
@@ -56,6 +58,7 @@ public static class RequestParameterKey {
  public static final String EVENT_TAGS = "eventTags";
  public static final String FLAG_KEY = "flagKey";
  public static final String RULE_KEY = "ruleKey";
+ public static final String EXPERIMENT_KEY = "experimentKey";
  public static final String VARIATION_KEY = "variationKey";
  public static final String DATAFILE_HOST_PREFIX = "datafileHostPrefix";
  public static final String DATAFILE_HOST_SUFFIX = "datafileHostSuffix";