# This is a combination of 6 commits.

# This is the 1st commit message:

review fixes

# This is the commit message #2:

Update packages/in_app_purchase/ios/Classes/InAppPurchasePlugin.m

review fix

Co-Authored-By: cyanglaz <[email protected]>
# This is the commit message #3:

Update packages/in_app_purchase/ios/Classes/InAppPurchasePlugin.m

Co-Authored-By: cyanglaz <[email protected]>
# This is the commit message flutter#4:

Update packages/in_app_purchase/ios/Classes/InAppPurchasePlugin.m

review fix

Co-Authored-By: cyanglaz <[email protected]>
# This is the commit message flutter#5:

Update packages/in_app_purchase/ios/Classes/InAppPurchasePlugin.m

Co-Authored-By: cyanglaz <[email protected]>
# This is the commit message flutter#6:

Update packages/in_app_purchase/ios/Classes/InAppPurchasePlugin.m

Co-Authored-By: cyanglaz <[email protected]>

Author: Chris Yang

packages/in_app_purchase/example/ios/in_app_purchase_pluginTests/InAppPurchasePluginTest.m

@@ -121,7 +121,6 @@ - (void)testAddPaymentFailure {
       }
       updatedDownloads:nil];
   [queue addTransactionObserver:self.plugin.paymentQueueHandler];
-  self.plugin.paymentQueueHandler.testing = YES;
   [self.plugin handleMethodCall:call
                          result:^(id r){
                          }];
@@ -158,7 +157,6 @@ - (void)testAddPaymentSuccessWithMockQueue {
       }
       updatedDownloads:nil];
   [queue addTransactionObserver:self.plugin.paymentQueueHandler];
-  self.plugin.paymentQueueHandler.testing = YES;
   [self.plugin handleMethodCall:call
                          result:^(id r){
                          }];

packages/in_app_purchase/ios/Classes/FIAPaymentQueueHandler.h

@@ -7,8 +7,6 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-extern NSString *const TestingProductID;
-
 typedef void (^TransactionsUpdated)(NSArray<SKPaymentTransaction *> *transactions);
 typedef void (^TransactionsRemoved)(NSArray<SKPaymentTransaction *> *transactions);
 typedef void (^RestoreTransactionFailed)(NSError *error);
@@ -29,17 +27,9 @@ typedef void (^UpdatedDownloads)(NSArray<SKDownload *> *downloads);
                    shouldAddStorePayment:(nullable ShouldAddStorePayment)shouldAddStorePayment
                         updatedDownloads:(nullable UpdatedDownloads)updatedDownloads;
 - (void)addPayment:(SKPayment *)payment;
-// Can throw exceptions, should always used in a @try block.
+// Can throw exceptions if the transaction type is purchasing, should always used in a @try block.
 - (void)finishTransaction:(SKPaymentTransaction *)transaction;
 
-// Enable testing.
-
-// Because payment object in transaction is not KVC, we cannot mock the payment object in the
-// transaction. So there is no easay way to create stubs and test the handler.
-// When set to true, we always this a constant TestingProductID as product ID
-// when storing and accessing the completion block from self.completionMap
-@property(assign, nonatomic) BOOL testing;
-
 @end
 
 NS_ASSUME_NONNULL_END

packages/in_app_purchase/ios/Classes/FIAPaymentQueueHandler.m

@@ -4,8 +4,6 @@
 
 #import "FIAPaymentQueueHandler.h"
 
-NSString *const TestingProductID = @"testing";
-
 @interface FIAPaymentQueueHandler ()
 
 @property(strong, nonatomic) SKPaymentQueue *queue;
@@ -46,21 +44,11 @@ - (instancetype)initWithQueue:(nonnull SKPaymentQueue *)queue
 }
 
 - (void)addPayment:(SKPayment *)payment {
-  NSString *productID = payment.productIdentifier;
-  if (self.testing) {
-    productID = TestingProductID;
-  }
   [self.queue addPayment:payment];
 }
 
 - (void)finishTransaction:(SKPaymentTransaction *)transaction {
-  @try {
     [self.queue finishTransaction:transaction];
-  } @catch (NSException *e) {
-    // finish transaction will throw exception if the transaction type is purchasing. Raise the
-    // exception so the InAppPurchasePlugin will get notified.
-    [e raise];
-  }
 }
 
 #pragma mark - observing

packages/in_app_purchase/ios/Classes/InAppPurchasePlugin.m

@@ -134,7 +134,7 @@ - (void)handleProductRequestMethodCall:(FlutterMethodCall *)call result:(Flutter
 - (void)createPaymentWithProductID:(FlutterMethodCall *)call result:(FlutterResult)result {
   if (![call.arguments isKindOfClass:[NSString class]]) {
     result([FlutterError
-        errorWithCode:@"storekit_invalide_argument"
+        errorWithCode:@"storekit_invalid_argument"
               message:@"Argument type of createPaymentWithProductID is not a string."
               details:call.arguments]);
     return;
@@ -145,7 +145,7 @@ - (void)createPaymentWithProductID:(FlutterMethodCall *)call result:(FlutterResu
     result([FlutterError
         errorWithCode:@"storekit_product_not_found"
               message:@"Cannot find the product. To create a payment of a product, you must query "
-                      @"the product with SKProductRequestMaker.startProductRequest."
+                      @"the product with SKProductRequestMaker.startProductRequest first."
               details:call.arguments]);
     return;
   }
@@ -156,38 +156,37 @@ - (void)createPaymentWithProductID:(FlutterMethodCall *)call result:(FlutterResu
 
 - (void)addPayment:(FlutterMethodCall *)call result:(FlutterResult)result {
   if (![call.arguments isKindOfClass:[NSDictionary class]]) {
-    result([FlutterError errorWithCode:@"storekit_invalide_argument"
+    result([FlutterError errorWithCode:@"storekit_invalid_argument"
                                message:@"Argument type of addPayment is not a map"
                                details:call.arguments]);
     return;
   }
   NSDictionary *paymentMap = (NSDictionary *)call.arguments;
   NSString *productID = [paymentMap objectForKey:@"productID"];
   SKPayment *payment = [self.paymentsCache objectForKey:productID];
-  // User can use  payment object with mutable = true and add simulatesAskToBuyInSandBox = true to
+  // User can use payment object with usePaymentObject = true and add simulatesAskToBuyInSandBox = true to
   // test the payment flow.
-  if (!payment || [paymentMap[@"mutable"] boolValue] == YES) {
+  if (!payment || [paymentMap[@"usePaymentObject"] boolValue] == YES) {
     SKMutablePayment *mutablePayment = [[SKMutablePayment alloc] init];
     mutablePayment.productIdentifier = productID;
     NSNumber *quantity = [paymentMap objectForKey:@"quantity"];
-    if (quantity) {
-      mutablePayment.quantity = quantity.integerValue;
-    }
+    mutablePayment.quantity = quantity?quantity.integerValue:1;
     NSString *applicationUsername = [paymentMap objectForKey:@"applicationUsername"];
     mutablePayment.applicationUsername = applicationUsername;
     if (@available(iOS 8.3, *)) {
       mutablePayment.simulatesAskToBuyInSandbox =
           [[paymentMap objectForKey:@"simulatesAskToBuyInSandBox"] boolValue];
     }
-    [self.paymentQueueHandler addPayment:payment];
+    [self.paymentQueueHandler addPayment:mutablePayment];
   } else {
     [self.paymentQueueHandler addPayment:payment];
   }
+    result(nil);
 }
 
 - (void)finishTransaction:(FlutterMethodCall *)call result:(FlutterResult)result {
   if (![call.arguments isKindOfClass:[NSString class]]) {
-    result([FlutterError errorWithCode:@"storekit_invalide_argument"
+    result([FlutterError errorWithCode:@"storekit_invalid_argument"
                                message:@"Argument type of finishTransaction is not a string."
                                details:call.arguments]);
     return;
@@ -211,24 +210,25 @@ - (void)finishTransaction:(FlutterMethodCall *)call result:(FlutterResult)result
                                details:e.description]);
     return;
   }
+  result(nil);
 }
 
 #pragma mark - delegates
 
 - (void)handleTransactionsUpdated:(NSArray<SKPaymentTransaction *> *)transactions {
   NSMutableArray *maps = [NSMutableArray new];
-  for (SKPaymentTransaction *transcation in transactions) {
-    [maps addObject:[FIAObjectTranslator getMapFromSKPaymentTransaction:transcation]];
+  for (SKPaymentTransaction *transaction in transactions) {
+    [maps addObject:[FIAObjectTranslator getMapFromSKPaymentTransaction:transaction]];
   }
-  [self.callbackChannel invokeMethod:@"updatedTransaction" arguments:maps];
+  [self.callbackChannel invokeMethod:@"updatedTransactions" arguments:maps];
 }
 
 - (void)handleTransactionsRemoved:(NSArray<SKPaymentTransaction *> *)transactions {
   NSMutableArray *maps = [NSMutableArray new];
-  for (SKPaymentTransaction *transcation in transactions) {
-    [maps addObject:[FIAObjectTranslator getMapFromSKPaymentTransaction:transcation]];
+  for (SKPaymentTransaction *transaction in transactions) {
+    [maps addObject:[FIAObjectTranslator getMapFromSKPaymentTransaction:transaction]];
   }
-  [self.callbackChannel invokeMethod:@"removedTransaction" arguments:maps];
+  [self.callbackChannel invokeMethod:@"removedTransactions" arguments:maps];
 }
 
 - (void)handleTransactionRestoreFailed:(NSError *)error {
@@ -252,7 +252,7 @@ - (void)updatedDownloads:(NSArray<SKDownload *> *)downloads {
 }
 
 - (BOOL)shouldAddStorePayment:(SKPayment *)payment product:(SKProduct *)product {
-  // We alwasy return NO here. And we send the message to dart to process the payment; and we will
+  // We always return NO here. And we send the message to dart to process the payment; and we will
   // have a incerpection method that deciding if the payment should be processed (implemented by the
   // programmer).
   [self.productsCache setObject:product forKey:product.productIdentifier];