Add iOS purchase without finishTransaction

index.js

@@ -103,6 +103,29 @@ export const buyProduct = (sku) => Platform.select({
   android: () => RNIapModule.buyItemByType(ANDROID_ITEM_TYPE_IAP, sku)
 })();
 
+
+/**
+ * Buy a product without transaction finish (iOS only)
+ *   Call finishTransaction after receipt validation process.
+ * @param {string} sku The product's sku/ID
+ * @returns {Promise<ProductPurchase>}
+ */
+export const buyProductWithoutFinishTransaction = (sku) => Platform.select({
+  ios: () => RNIapIos.buyProductWithoutAutoConfirm(sku),
+  android: () => RNIapModule.buyItemByType(ANDROID_ITEM_TYPE_IAP, sku)
+})();
+
+/**
+ * Finish Transaction (iOS only)
+ *   Explicitly call transaction finish
+ * @param {string} sku The product's sku/ID
+ * @returns {Promise<ProductPurchase>}
+ */
+export const finishTransaction = (sku) => Platform.select({
+  ios: () => RNIapIos.finishTransaction(),
+  android: () => console.log('android doesn\'t need finish Transaction. Void function')
+})();
+
 /**
  * Consume a product (on Android.) No-op on iOS.
  * @param {string} token The product's token (on Android)
@@ -201,7 +224,9 @@ export default {
   getAvailablePurchases,
   buySubscription,
   buyProduct,
+  buyProductWithoutFinishTransaction,
+  finishTransaction,
   consumePurchase,
   validateReceiptIos,
-  validateReceiptAndroid,
+  validateReceiptAndroid
 };

ios/RNIapIos.m

@@ -8,6 +8,8 @@
 ////////////////////////////////////////////////////     _//////////_  // Private Members
 @interface RNIapIos() {
   NSMutableDictionary *promisesByKey;
+  BOOL autoReceiptConform;
+  SKPaymentTransaction *currentTransaction;
 }
 @end
 
@@ -90,14 +92,35 @@ -(void)rejectPromisesForKey:(NSString*)key code:(NSString*)code message:(NSStrin
 RCT_EXPORT_METHOD(buyProduct:(NSString*)sku
                   resolve:(RCTPromiseResolveBlock)resolve
                   reject:(RCTPromiseRejectBlock)reject) {
+  autoReceiptConform = true;
   SKProduct *product;
   for (SKProduct *p in validProducts) {
     if([sku isEqualToString:p.productIdentifier]) {
       product = p;
       break;
     }
   }
+  if (product) {
+    SKMutablePayment *payment = [SKMutablePayment paymentWithProduct:product];
+    [[SKPaymentQueue defaultQueue] addPayment:payment];
+    [self addPromiseForKey:RCTKeyForInstance(payment.productIdentifier) resolve:resolve reject:reject];
+  } else {
+    reject(@"E_DEVELOPER_ERROR", @"Invalid product ID.", nil);
+  }
+}
 
+RCT_EXPORT_METHOD(buyProductWithoutAutoConfirm:(NSString*)sku
+                  resolve:(RCTPromiseResolveBlock)resolve
+                  reject:(RCTPromiseRejectBlock)reject) {
+  NSLog(@"\n\n\n  buyProductWithoutAutoConfirm  \n\n.");
+  autoReceiptConform = false;
+  SKProduct *product;
+  for (SKProduct *p in validProducts) {
+    if([sku isEqualToString:p.productIdentifier]) {
+      product = p;
+      break;
+    }
+  }
   if (product) {
     SKMutablePayment *payment = [SKMutablePayment paymentWithProduct:product];
     [[SKPaymentQueue defaultQueue] addPayment:payment];
@@ -107,6 +130,14 @@ -(void)rejectPromisesForKey:(NSString*)key code:(NSString*)code message:(NSStrin
   }
 }
 
+RCT_EXPORT_METHOD(finishTransaction) {
+  NSLog(@"\n\n\n  finish Transaction  \n\n.");
+  if (currentTransaction) {
+    [[SKPaymentQueue defaultQueue] finishTransaction:currentTransaction];
+  }
+  currentTransaction = nil;
+}
+
 #pragma mark ===== StoreKit Delegate
 
 -(void)productsRequest:(SKProductsRequest *)request didReceiveResponse:(SKProductsResponse *)response {
@@ -168,11 +199,14 @@ -(void)paymentQueue:(SKPaymentQueue *)queue restoreCompletedTransactionsFailedWi
 }
 
 -(void)purchaseProcess:(SKPaymentTransaction *)transaction {
-  [[SKPaymentQueue defaultQueue] finishTransaction:transaction];
+  if (autoReceiptConform) {
+    [[SKPaymentQueue defaultQueue] finishTransaction:transaction];
+    currentTransaction = nil;
+  } else {
+    currentTransaction = transaction;
+  }
   NSURL *receiptUrl = [[NSBundle mainBundle] appStoreReceiptURL];
-
   NSDictionary* purchase = [self getPurchaseData:transaction];
-
   [self resolvePromisesForKey:RCTKeyForInstance(transaction.payment.productIdentifier) value:purchase];
 }