feat(app): 增加 extra 为 null 时的处理

Assets/Scripts/demo/ui/GameSdkManager.cs

@@ -89,9 +89,9 @@ public class GameManager : MonoBehaviour
         playerInfo.ClassField = "滴滴滴答";
 
         //Game Extra sample Data(optional)
-        playerInfo.AddExtra("intKey", 55);
-        playerInfo.AddExtra("longLongKey", 66786658787676);
-        playerInfo.AddExtra("stringKey", "Hello111");
+        // playerInfo.AddExtra("intKey", 55);
+        // playerInfo.AddExtra("longLongKey", 66786658787676);
+        // playerInfo.AddExtra("stringKey", "Hello111");
 
         HoolaiSdkManager.SendEvent(EventType.EnterServer, playerInfo);
         NativeLogger.I("Game_Unity_Log", "clicked EnterServer");
@@ -116,12 +116,14 @@ public class GameManager : MonoBehaviour
             ItemId = "com.nekki.sf3.cn_1",
             ItemName = "礼包0",
             CallbackInfo = "123456_8888_987654321",
-            NotifyUrl = "",
+            NotifyUrl = "", //支付回调地址，默认使用客户端传递的
             Count = 1,
             Currency = "CNY"
         };
-        payParams.AddOptionalParameter("test", "daily_bonus");
-        payParams.AddOptionalParameter("player_id", "p-98765");
+
+        // 2. 添加可选参数
+        //payParams.AddOptionalParameter("test", "daily_bonus");
+        //payParams.AddOptionalParameter("player_id", "p-98765");
 
         NativeLogger.I("Game_Unity_Log", $"clicked Exit jsonString: {payParams}");
         HoolaiSdkManager.StartPay(payParams);

Assets/Scripts/sdk/core/HoolaiSdkManager.cs

@@ -45,6 +45,10 @@ public static class HoolaiSdkManager
     // ==================== 数据上报 ====================
     public static void SendEvent(EventType eventType, PlayerInfo playerInfo)
     {
+        if (playerInfo.Extra == null)
+        {
+            playerInfo.SetExtra(string.Empty);
+        }
         string jsonStr = JsonConvert.SerializeObject(playerInfo, new JsonSerializerSettings
         {
             NullValueHandling = NullValueHandling.Include,

Assets/Scripts/sdk/data/PlayerInfo.cs

@@ -62,6 +62,14 @@ public class PlayerInfo
     [JsonIgnore]
     public string Extra => _extra;
 
+    /// <summary>
+    /// 设置 Extra 字段的值
+    /// </summary>
+    public void SetExtra(string value)
+    {
+        _extra = value ?? string.Empty;
+    }
+
 
     public void AddExtra(string key, int value)
     {