[FSSDK-9358] chore: add flutter specific client name support to track event

android/build.gradle

@@ -83,7 +83,7 @@ dependencies {
     implementation 'org.slf4j:slf4j-api:2.0.7'
 
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.6.10"
-    implementation "com.optimizely.ab:android-sdk:4.0.0-beta2"
+    implementation "com.optimizely.ab:android-sdk:4.0.0"
     implementation 'com.fasterxml.jackson.core:jackson-databind:2.13.4'
     implementation ('com.google.guava:guava:19.0') {
         exclude group:'com.google.guava', module:'listenablefuture'

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

@@ -78,6 +78,8 @@ public class OptimizelyFlutterClient {
 
     protected void initializeOptimizely(@NonNull ArgumentsParser argumentsParser, @NonNull Result result) {
         String sdkKey = argumentsParser.getSdkKey();
+        String sdkName = Utils.sdkName;
+        String sdkVersion = argumentsParser.getSdkVersion();
         if (sdkKey == null) {
             result.success(createResponse(ErrorMessage.INVALID_PARAMS));
             return;
@@ -172,7 +174,8 @@ protected void initializeOptimizely(@NonNull ArgumentsParser argumentsParser, @N
                 .withODPSegmentCacheTimeout(segmentsCacheTimeoutInSecs, TimeUnit.SECONDS)
                 .withTimeoutForODPSegmentFetch(timeoutForSegmentFetchInSecs)
                 .withTimeoutForODPEventDispatch(timeoutForOdpEventInSecs)
-                .withSDKKey(sdkKey);
+                .withSDKKey(sdkKey)
+                .withClientInfo(sdkName, sdkVersion);
         if (disableOdp) {
             optimizelyManagerBuilder.withODPDisabled();
         }

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

@@ -31,6 +31,10 @@ public ArgumentsParser(Map<String, ?> arguments) {
     public String getSdkKey() {
         return (String) arguments.get(Constants.RequestParameterKey.SDK_KEY);
     }
+
+    public String getSdkVersion() {
+        return (String) arguments.get(Constants.RequestParameterKey.SDK_VERSION);
+    }
 
     public Integer getNotificationID() {
         return (Integer) arguments.get(Constants.RequestParameterKey.NOTIFICATION_ID);

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

@@ -58,6 +58,7 @@ public static class NotificationType {
 
     public static class RequestParameterKey {
         public static final String SDK_KEY = "sdkKey";
+        public static final String SDK_VERSION = "sdkVersion";
         public static final String USER_ID = "userId";
         public static final String USER_CONTEXT_ID = "userContextId";
         public static final String NOTIFICATION_ID = "id";

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

@@ -37,7 +37,8 @@
 import ch.qos.logback.classic.Logger;
 
 public class Utils {
-
+    public static String sdkName = "flutter/android-sdk";
+
     public static String getRandomUUID() {
         return UUID.randomUUID().toString();
     }

example/android/build.gradle

@@ -11,7 +11,7 @@ buildscript {
     }
 }
 ext {
-    android_sdk_version = "4.0.0-beta3"
+    android_sdk_version = "4.0.0"
 }
 allprojects {
     repositories {

ios/Classes/HelperClasses/Constants.swift

@@ -114,6 +114,7 @@ struct RequestParameterKey {
     static let timeoutForSegmentFetchInSecs = "timeoutForSegmentFetchInSecs"
     static let timeoutForOdpEventInSecs = "timeoutForOdpEventInSecs"
     static let disableOdp = "disableOdp"
+    static let sdkVersion = "sdkVersion";  
 }
 
 struct ResponseKey {

ios/Classes/HelperClasses/Utils.swift

@@ -18,7 +18,7 @@ import Foundation
 import Optimizely
 
 public class Utils: NSObject {
-
+    static var sdkName = "flutter/swift-sdk"
     /// Converts and returns dart map to native map
     static func getTypedMap(arguments: Any?) -> [String: Any]? {
         guard let args = arguments as? Dictionary<String, Any?> else {

ios/Classes/SwiftOptimizelyFlutterSdkPlugin.swift

@@ -118,6 +118,9 @@ public class SwiftOptimizelyFlutterSdkPlugin: NSObject, FlutterPlugin {
         var timeoutForSegmentFetchInSecs: Int = 10
         var timeoutForOdpEventInSecs: Int = 10
         var disableOdp: Bool = false
+        var sdkVersion = parameters[RequestParameterKey.sdkVersion] as? String
+        var sdkName = Utils.sdkName
+
         if let sdkSettings = parameters[RequestParameterKey.optimizelySdkSettings] as? Dictionary<String, Any?> {
             if let cacheSize = sdkSettings[RequestParameterKey.segmentsCacheSize] as? Int {
                 segmentsCacheSize = cacheSize
@@ -135,7 +138,7 @@ public class SwiftOptimizelyFlutterSdkPlugin: NSObject, FlutterPlugin {
                 disableOdp = isOdpDisabled
             }
         }
-        let optimizelySdkSettings = OptimizelySdkSettings(segmentsCacheSize: segmentsCacheSize, segmentsCacheTimeoutInSecs: segmentsCacheTimeoutInSecs, timeoutForSegmentFetchInSecs: timeoutForSegmentFetchInSecs, timeoutForOdpEventInSecs: timeoutForOdpEventInSecs, disableOdp: disableOdp)
+        let optimizelySdkSettings = OptimizelySdkSettings(segmentsCacheSize: segmentsCacheSize, segmentsCacheTimeoutInSecs: segmentsCacheTimeoutInSecs, timeoutForSegmentFetchInSecs: timeoutForSegmentFetchInSecs, timeoutForOdpEventInSecs: timeoutForOdpEventInSecs, disableOdp: disableOdp, sdkName: sdkName, sdkVersion: sdkVersion)
 
         // Datafile Download Interval
         var datafilePeriodicDownloadInterval = 10 * 60 // seconds

ios/optimizely_flutter_sdk.podspec

@@ -13,7 +13,7 @@ Pod::Spec.new do |s|
   s.source              = { :path => '.' }
   s.source_files        = 'Classes/**/*'
   s.dependency 'Flutter'
-  s.dependency 'OptimizelySwiftSDK', '4.0.0-beta'
+  s.dependency 'OptimizelySwiftSDK', '4.0.0'
   s.platform            = :ios, '10.0'
   # Flutter.framework does not contain a i386 slice.
   s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES', 'EXCLUDED_ARCHS[sdk=iphonesimulator*]' => 'i386' }

lib/package_info.dart

@@ -0,0 +1,7 @@
+// Purpose: Package information for the Optimizely Flutter SDK
+// Note: This info should be synced with pubspec.yaml
+
+class PackageInfo {
+  static const String name = 'optimizely_flutter_sdk';
+  static const String version = '2.0.0-beta';
+}

lib/src/optimizely_client_wrapper.dart

@@ -18,6 +18,7 @@ import 'dart:async';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/services.dart';
 import 'package:optimizely_flutter_sdk/optimizely_flutter_sdk.dart';
+import 'package:optimizely_flutter_sdk/package_info.dart';
 import 'package:optimizely_flutter_sdk/src/data_objects/activate_listener_response.dart';
 import 'package:optimizely_flutter_sdk/src/data_objects/activate_response.dart';
 import 'package:optimizely_flutter_sdk/src/data_objects/base_response.dart';
@@ -53,6 +54,7 @@ class OptimizelyClientWrapper {
   static Map<String, Map<int, LogEventNotificationCallback>>
       logEventCallbacksById = {};
   static Map<String, Map<int, MultiUseCallback>> configUpdateCallbacksById = {};
+  static String sdkVersion =  "";
 
   /// Starts Optimizely SDK (Synchronous) with provided sdkKey and options.
   static Future<BaseResponse> initializeClient(
@@ -66,8 +68,11 @@ class OptimizelyClientWrapper {
     _channel.setMethodCallHandler(methodCallHandler);
     final convertedOptions = Utils.convertDecideOptions(defaultDecideOptions);
     final convertedLogLevel = Utils.convertLogLevel(defaultLogLevel);
+    final sdkVersion = PackageInfo.version;
+
     Map<String, dynamic> requestDict = {
       Constants.sdkKey: sdkKey,
+      Constants.sdkVersion: sdkVersion,
       Constants.datafilePeriodicDownloadInterval:
           datafilePeriodicDownloadInterval,
       Constants.optimizelyDecideOption: convertedOptions,

lib/src/utils/constants.dart

@@ -58,6 +58,7 @@ class Constants {
   // Request parameter keys
   static const String id = "id";
   static const String sdkKey = "sdkKey";
+  static const String sdkVersion = "sdkVersion";
   static const String userContextId = "userContextId";
   static const String userContext = "userContext";
   static const String experiment = "experiment";

lib/src/utils/utils.dart

@@ -15,11 +15,12 @@
 ///**************************************************************************/
 
 import 'dart:io' show Platform;
-
 import 'package:optimizely_flutter_sdk/src/user_context/optimizely_user_context.dart';
 import 'package:optimizely_flutter_sdk/src/utils/constants.dart';
 import 'package:optimizely_flutter_sdk/src/data_objects/log_level.dart';
 
+
+
 class Utils {
   static Map<OptimizelyDecideOption, String> decideOptions = {
     OptimizelyDecideOption.disableDecisionEvent: "disableDecisionEvent",
@@ -101,4 +102,5 @@ class Utils {
     // OptimizelyLogLevel.debug -> "debug"
     return logLevel.toString().split('.').last;  
   }
+
 }

test/optimizely_flutter_sdk_test.dart

@@ -23,7 +23,6 @@ import 'package:optimizely_flutter_sdk/src/utils/constants.dart';
 import 'package:optimizely_flutter_sdk/src/utils/utils.dart';
 import 'dart:io';
 import 'dart:convert';
-
 import 'test_utils.dart';
 
 void main() {
@@ -557,7 +556,8 @@ void main() {
       });
 
       test("with a valid defaultLogLevel parameter", () async {
-        var sdk = OptimizelyFlutterSdk(testSDKKey, defaultLogLevel: OptimizelyLogLevel.debug);
+        var sdk = OptimizelyFlutterSdk(testSDKKey,
+            defaultLogLevel: OptimizelyLogLevel.debug);
 
         var response = await sdk.initializeClient();
 
@@ -1553,4 +1553,76 @@ void main() {
       });
     });
   });
+
+  group("Test client_name and client_version event parsing", () {
+    test("Test track event with swift sdk name and version", () async {
+      var sdk = OptimizelyFlutterSdk(testSDKKey);
+
+      TrackListenerResponse? response;
+
+      await sdk.addTrackNotificationListener((msg) {
+        response = msg;
+      });
+      var callHandler = OptimizelyClientWrapper.methodCallHandler;
+      tester?.setMockMethodCallHandler(channel, callHandler);
+      TestUtils.sendTestTrackClientNameAndVersion(
+          callHandler, 0, testSDKKey, "flutter/swift-sdk", "2.0.0");
+
+      expect(response == null, false);
+
+      expect(response!.eventTags!["client_name"], "flutter/swift-sdk");
+
+    });
+
+    test("Test track event with android sdk name and version", () async {
+      var sdk = OptimizelyFlutterSdk(testSDKKey);
+
+      var responses = [];
+
+      await sdk.addTrackNotificationListener((msg) {
+        responses.add(msg);
+      });
+
+      var callHandler = OptimizelyClientWrapper.methodCallHandler;
+      tester?.setMockMethodCallHandler(channel, callHandler);
+
+      TestUtils.sendTestTrackClientNameAndVersion(
+          callHandler, 0, testSDKKey, "flutter/swift-sdk", "2.0.0");
+      TestUtils.sendTestTrackClientNameAndVersion(
+          callHandler, 0, testSDKKey, "flutter/android-sdk", "2.0.0-beta");
+
+      expect(responses.length == 2, true);
+
+      expect(responses[0]!.eventTags!["client_name"], "flutter/swift-sdk");
+      expect(responses[0]!.eventTags!["client_version"], "2.0.0");
+      expect(responses[1]!.eventTags!["client_name"], "flutter/android-sdk");
+      expect(responses[1]!.eventTags!["client_version"], "2.0.0-beta");
+
+    });
+
+    test("Test log event with client sdk name and version", () async {
+      var sdk = OptimizelyFlutterSdk(testSDKKey);
+
+      var responses = [];
+
+      await sdk.addLogEventNotificationListener((msg) {
+        responses.add(msg);
+      });
+      var callHandler = OptimizelyClientWrapper.methodCallHandler;
+      tester?.setMockMethodCallHandler(channel, callHandler);
+      TestUtils.sendTestClientNameAndVersionLogEventNotification(
+          callHandler, 0, testSDKKey, "flutter/android-sdk", "2.0.0-beta");
+
+      TestUtils.sendTestClientNameAndVersionLogEventNotification(
+          callHandler, 0, testSDKKey, "flutter/swift-sdk", "2.0.0");
+
+      expect(responses.length == 2, true);
+
+      expect(responses[0]!.params!["client_name"], "flutter/android-sdk");
+      expect(responses[0]!.params!["client_version"], "2.0.0-beta");
+      expect(responses[1]!.params!["client_name"], "flutter/swift-sdk");
+      expect(responses[1]!.params!["client_version"], "2.0.0");
+    });
+
+  });
 }

test/test_utils.dart

@@ -106,6 +106,23 @@ class TestUtils {
     }));
   }
 
+  static sendTestClientNameAndVersionLogEventNotification(
+      Function(MethodCall message) handler, int id, String sdkKey, String clientName, String sdkVersion) {
+      var payload = {
+      Constants.url: "$id",
+      Constants.params: {
+        "test": id,
+        "client_name": clientName,
+        "client_version": sdkVersion
+      }
+    };
+    handler(MethodCall(Constants.logEventCallbackListener, {
+      Constants.id: id,
+      Constants.sdkKey: sdkKey,
+      Constants.payload: payload
+    }));
+  }
+
   static sendTestTrackNotifications(
       Function(MethodCall message) handler, int id, String sdkKey) {
     var payload = {
@@ -121,6 +138,24 @@ class TestUtils {
     }));
   }
 
+  static sendTestTrackClientNameAndVersion(Function(MethodCall message) handler, int id, String sdkKey, String clientName, String sdkVersion) {
+    var payload = {
+      Constants.eventKey: "$id",
+      Constants.userId: "test",
+      Constants.attributes: {"test": id},
+      Constants.eventTags: {
+        "testTag": id,
+        "client_name": clientName,
+        "client_version": sdkVersion
+        }
+    };
+    handler(MethodCall(Constants.trackCallBackListener, {
+      Constants.id: id,
+      Constants.sdkKey: sdkKey,
+      Constants.payload: payload
+    }));
+  }
+
   static sendTestUpdateConfigNotifications(
       Function(MethodCall message) handler, int id, String sdkKey) {
     handler(MethodCall(Constants.configUpdateCallBackListener, {