update: 新增收据接口

Runtime/GuruIAP/Runtime/Code/IAPServiceBase.cs

@@ -62,6 +62,7 @@ namespace Guru
         public event Action<string> OnBuyStart;
         public event Action<string, bool> OnBuyEnd;
         public event Action<string, string> OnBuyFailed;
+        public event Action<string, string, bool> OnGetProductReceipt;
 
 #if UNITY_IOS
         /// <summary>
@@ -509,6 +510,18 @@ namespace Guru
             PurchaseCount++; // 记录支付次数
             Debug.Log($"############ ProcessPurchase: PurchaseCount:{PurchaseCount}");
             ReportPurchaseResult(purchaseEvent); // 支付结果上报
+
+            var pp = purchaseEvent.purchasedProduct;
+            if ( pp == null || string.IsNullOrEmpty(pp.receipt))
+            {
+                string msg = $"{Tag} ---  Purchased product is null or has no receipt!!";
+                Debug.LogError(msg);
+                Crashlytics.LogException(new Exception(msg));
+            }
+            else
+            {
+                OnGetProductReceipt?.Invoke(pp.definition.id, pp.receipt, pp.appleProductIsRestored);
+            }
             
             string productName = info?.Name ?? "NULL";
             LogI($"{Tag} --- OnPurchaseSuccess :: purchase count: {PurchaseCount}  productName: {productName}");
@@ -626,6 +639,7 @@ namespace Guru
                 // ----- 支付后的b_level上报逻辑 
                 LogI($"--- Report b_level:[{blevel}] with product id:{args.purchasedProduct.definition.id} ");
                 
+                
 #if UNITY_EDITOR
                 // Editor 不做上报逻辑
 #elif UNITY_ANDROID