Implement support for multiple Google Sign-in platforms

Author: kristijan-ujevic

Runtime/Game/LootLockerSDKManager.cs

@@ -454,7 +454,6 @@ public static void StartXboxOneSession(string xbox_user_token, Action<LootLocker
         /// <summary>
         /// Start a Game session for a Google User
         /// The Google sign in platform must be enabled in the web console for this to work.
-        /// A game can support multiple platforms, but it is recommended that a build only supports one platform.
         /// </summary>
         /// <param name="idToken">The Id Token from google sign in</param>
         /// <param name="onComplete">onComplete Action for handling the response of type LootLockerSessionResponse</param>
@@ -478,6 +477,39 @@ public static void StartGoogleSession(string idToken, Action<LootLockerGoogleSes
                 onComplete(response);
             });
         }
+        
+        /// <summary>
+        /// Start a Game session for a Google User
+        /// The Google sign in platform must be enabled in the web console for this to work.
+        /// Desired Google platform also must be configured under advanced options in the web console.
+        /// </summary>
+        /// <param name="idToken">The Id Token from google sign in</param>
+        /// <param name="googlePlatform">Google OAuth2 ClientID platform</param>
+        /// <param name="onComplete">onComplete Action for handling the response of type LootLockerSessionResponse</param>
+        public static void StartGoogleSession(string idToken, GooglePlatform googlePlatform, Action<LootLockerGoogleSessionResponse> onComplete)
+        {
+            if (!CheckInitialized(true))
+            {
+                onComplete?.Invoke(LootLockerResponseFactory.SDKNotInitializedError<LootLockerGoogleSessionResponse>());
+                return;
+            }
+
+            CurrentPlatform.Set(Platforms.Google);
+
+            var sessionRequest = new LootLockerGoogleSignInWithPlatformSessionRequest(idToken)
+            {
+                platform = googlePlatform.ToString()
+            };
+
+            LootLockerAPIManager.GoogleSession(sessionRequest, response =>
+            {
+                if (!response.success)
+                {
+                    CurrentPlatform.Reset();
+                }
+                onComplete(response);
+            });
+        }
 
         /// <summary>
         /// Refresh a previous session signed in with Google.

Runtime/Game/Requests/LootLockerSessionRequest.cs

@@ -182,6 +182,21 @@ public LootLockerGoogleSignInSessionRequest(string id_token)
             this.id_token = id_token;
         }
     }
+    
+    public enum GooglePlatform
+    {
+        web, android, ios, desktop
+    }
+
+    public class LootLockerGoogleSignInWithPlatformSessionRequest : LootLockerGoogleSignInSessionRequest
+    {
+        public string platform { get; set; }
+
+        public LootLockerGoogleSignInWithPlatformSessionRequest(string id_token) : base(id_token)
+        {
+            this.id_token = id_token;
+        }
+    }
 
     public class LootLockerGoogleRefreshSessionRequest : LootLockerGetRequest
     {