#define kTutorialPointProductID
@"com.tutorialPoints.testApp.testProduct"
@interface ViewController ()
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
// Adding activity indicator
activityIndicatorView = [[UIActivityIndicatorView alloc]
initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge];
activityIndicatorView.center = self.view.center;
[activityIndicatorView hidesWhenStopped];
[self.view addSubview:activityIndicatorView];
[activityIndicatorView startAnimating];
//Hide purchase button initially
purchaseButton.hidden = YES;
[self fetchAvailableProducts];
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
-(void)fetchAvailableProducts {
NSSet *productIdentifiers = [NSSet
setWithObjects:kTutorialPointProductID,nil];
productsRequest = [[SKProductsRequest alloc]
initWithProductIdentifiers:productIdentifiers];
productsRequest.delegate = self;
[productsRequest start];
}
- (BOOL)canMakePurchases {
return [SKPaymentQueue canMakePayments];
}
- (void)purchaseMyProduct:(SKProduct*)product {
if ([self canMakePurchases]) {
SKPayment *payment = [SKPayment paymentWithProduct:product];
[[SKPaymentQueue defaultQueue] addTransactionObserver:self];
[[SKPaymentQueue defaultQueue] addPayment:payment];
} else {
UIAlertView *alertView = [[UIAlertView alloc]initWithTitle:
@"Purchases are disabled in your device" message:nil delegate:
self cancelButtonTitle:@"Ok" otherButtonTitles: nil];
[alertView show];
}
}
-(IBAction)purchase:(id)sender {
[self purchaseMyProduct:[validProducts objectAtIndex:0]];
purchaseButton.enabled = NO;
}
#pragma mark StoreKit Delegate
-(void)paymentQueue:(SKPaymentQueue *)queue
updatedTransactions:(NSArray *)transactions {
for (SKPaymentTransaction *transaction in transactions) {
switch (transaction.transactionState) {
case SKPaymentTransactionStatePurchasing:
NSLog(@"Purchasing");
break;
case SKPaymentTransactionStatePurchased:
if ([transaction.payment.productIdentifier
isEqualToString:kTutorialPointProductID]) {
NSLog(@"Purchased ");
UIAlertView *alertView = [[UIAlertView alloc]initWithTitle:
@"Purchase is completed succesfully" message:nil delegate:
self cancelButtonTitle:@"Ok" otherButtonTitles: nil];
[alertView show];
}
[[SKPaymentQueue defaultQueue] finishTransaction:transaction];
break;
case SKPaymentTransactionStateRestored:
NSLog(@"Restored ");
[[SKPaymentQueue defaultQueue] finishTransaction:transaction];
break;
case SKPaymentTransactionStateFailed:
NSLog(@"Purchase failed ");
break
default:
break;
}
}
}
-(void)productsRequest:(SKProductsRequest *)request
didReceiveResponse:(SKProductsResponse *)response {
SKProduct *validProduct = nil;
int count = [response.products count];
if (count>0) {
validProducts = response.products;
validProduct = [response.products objectAtIndex:0];
if ([validProduct.productIdentifier
isEqualToString:kTutorialPointProductID]) {
[productTitleLabel setText:[NSString stringWithFormat:
@"Product Title: %@",validProduct.localizedTitle]];
[productDescriptionLabel setText:[NSString stringWithFormat:
@"Product Desc: %@",validProduct.localizedDescription]];
[productPriceLabel setText:[NSString stringWithFormat:
@"Product Price: %@",validProduct.price]];
}
} else {
UIAlertView *tmp = [[UIAlertView alloc]
initWithTitle:@"Not Available"
message:@"No products to purchase"
delegate:self
cancelButtonTitle:nil
otherButtonTitles:@"Ok", nil];
[tmp show];
}
[activityIndicatorView stopAnimating];
purchaseButton.hidden = NO;
}
@end
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