fix(ios): report StoreKit 2 introductory/trial price, not full price

QonversionTests/QRequestSerializerTests.m

@@ -1,17 +1,18 @@
 #import <XCTest/XCTest.h>
 #import "QNRequestSerializer.h"
+#import "QONStoreKit2PurchaseModel.h"
 
 @interface QNRequestSerializerTests : XCTestCase
 
 @property (nonatomic, strong) QNRequestSerializer *serializer;
 
 @end
-  
+
 @implementation QNRequestSerializerTests
 
 - (void)setUp {
     [super setUp];
-    
+
     self.serializer = [[QNRequestSerializer alloc] init];
 }
 
@@ -21,4 +22,56 @@ - (void)testThatLaunchDataCorrect {
     XCTAssertNotNil(launchData);
 }
 
+- (QONStoreKit2PurchaseModel *)baseStoreKit2Model {
+    QONStoreKit2PurchaseModel *model = [QONStoreKit2PurchaseModel new];
+    model.productId = @"com.qonversion.test.monthly";
+    model.price = @"9.99";
+    model.currency = @"USD";
+    model.transactionId = @"1000000000000001";
+    model.originalTransactionId = @"1000000000000001";
+    model.subscriptionPeriodUnit = @"2";
+    model.subscriptionPeriodNumberOfUnits = @"1";
+
+    return model;
+}
+
+- (void)testThatStoreKit2PaidIntroReportsIntroductoryPrice {
+    QONStoreKit2PurchaseModel *model = [self baseStoreKit2Model];
+    model.introductoryPrice = @"1.99";
+    model.introductoryNumberOfPeriods = @"1";
+    model.introductoryPeriodNumberOfUnits = @"1";
+    model.introductoryPeriodUnit = @"2";
+    model.introductoryPaymentMode = @"1";
+
+    NSDictionary *data = [self.serializer purchaseInfo:model receipt:nil];
+    NSDictionary *introOffer = data[@"introductory_offer"];
+
+    XCTAssertNotNil(introOffer);
+    XCTAssertEqualObjects(introOffer[@"value"], @"1.99");
+    XCTAssertNotEqualObjects(introOffer[@"value"], model.price);
+}
+
+- (void)testThatStoreKit2FreeTrialReportsZeroIntroductoryPrice {
+    QONStoreKit2PurchaseModel *model = [self baseStoreKit2Model];
+    model.introductoryPrice = @"0";
+    model.introductoryNumberOfPeriods = @"1";
+    model.introductoryPeriodNumberOfUnits = @"7";
+    model.introductoryPeriodUnit = @"0";
+    model.introductoryPaymentMode = @"2";
+
+    NSDictionary *data = [self.serializer purchaseInfo:model receipt:nil];
+    NSDictionary *introOffer = data[@"introductory_offer"];
+
+    XCTAssertNotNil(introOffer);
+    XCTAssertEqualObjects(introOffer[@"value"], @"0");
+}
+
+- (void)testThatStoreKit2NoIntroOmitsIntroductoryOffer {
+    QONStoreKit2PurchaseModel *model = [self baseStoreKit2Model];
+
+    NSDictionary *data = [self.serializer purchaseInfo:model receipt:nil];
+
+    XCTAssertNil(data[@"introductory_offer"]);
+}
+
 @end

Sources/Qonversion/Qonversion/Core/QNRequestSerializer/QNRequestSerializer.m

@@ -136,15 +136,17 @@ - (NSDictionary *)purchaseInfo:(QONStoreKit2PurchaseModel *)purchaseModel
   purchaseDict[@"period_unit"] = purchaseModel.subscriptionPeriodUnit;
   purchaseDict[@"period_number_of_units"] = purchaseModel.subscriptionPeriodNumberOfUnits;
 
-  NSMutableDictionary *introOffer = [[NSMutableDictionary alloc] init];
-
-  introOffer[@"value"] = purchaseModel.price;
-  introOffer[@"number_of_periods"] = purchaseModel.introductoryNumberOfPeriods;
-  introOffer[@"period_number_of_units"] = purchaseModel.introductoryPeriodNumberOfUnits;
-  introOffer[@"period_unit"] = purchaseModel.introductoryPeriodUnit;
-  introOffer[@"payment_mode"] = purchaseModel.introductoryPaymentMode;
-
-  result[@"introductory_offer"] = introOffer.count > 0 ? introOffer : nil;
+  if (purchaseModel.introductoryPrice != nil) {
+    NSMutableDictionary *introOffer = [[NSMutableDictionary alloc] init];
+
+    introOffer[@"value"] = purchaseModel.introductoryPrice;
+    introOffer[@"number_of_periods"] = purchaseModel.introductoryNumberOfPeriods;
+    introOffer[@"period_number_of_units"] = purchaseModel.introductoryPeriodNumberOfUnits;
+    introOffer[@"period_unit"] = purchaseModel.introductoryPeriodUnit;
+    introOffer[@"payment_mode"] = purchaseModel.introductoryPaymentMode;
+
+    result[@"introductory_offer"] = introOffer;
+  }
 
   NSMutableDictionary *promoOffer = [[NSMutableDictionary alloc] init];
   promoOffer[@"id"] = purchaseModel.promoOfferId;