苹果内购demo

 1 #import <UIKit/UIKit.h>
 2 
 3 //导入库
 4 #import <StoreKit/StoreKit.h>
 5 @interface ViewController : UIViewController<SKProductsRequestDelegate,SKPaymentTransactionObserver>
 6 @property (strong, nonatomic) IBOutlet UITextField *productID;
 7 @property (strong, nonatomic) IBOutlet UIButton *purchase;
 8 //xib购买按钮
 9 - (IBAction)purchaseFunc:(id)sender;
10 @end

#import "ViewController.h"
/**
 在测试购买时你输入的购买用户一定是   用户智能下面的  沙箱技术测试员 里面的账号
 */

@interface ViewController ()

@property (nonatomic,copy,readonly) NSString *localizedPrice;

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    [[SKPaymentQueue defaultQueue] addTransactionObserver:self];
    self.productID.text = @"com.fadada.grB";//你的内购产品的id
 
}

//点击
- (IBAction)purchaseFunc:(id)sender {
    NSString *product = self.productID.text;
    if([SKPaymentQueue canMakePayments]){
        [self requestProductData:product];
    }else{
        NSLog(@"不允许程序内付费");
    }
}

//请求商品
- (void)requestProductData:(NSString *)type{
    NSLog(@"-------------请求对应的产品信息----------------");
    NSArray *product = [[NSArray alloc] initWithObjects:type, nil];
    
    NSSet *nsset = [NSSet setWithArray:product];
    SKProductsRequest *request = [[SKProductsRequest alloc] initWithProductIdentifiers:nsset];
    request.delegate = self;
    [request start];
    
}

//收到产品返回信息
- (void)productsRequest:(SKProductsRequest *)request didReceiveResponse:(SKProductsResponse *)response{
    
    NSLog(@"--------------收到产品反馈消息---------------------");
    NSArray *product = response.products;
    if([product count] == 0){
        NSLog(@"--------------没有商品------------------");
        return;
    }
    
    NSLog(@"productID:%@", response.invalidProductIdentifiers);
    NSLog(@"产品付费数量:%ld",[product count]);
    
    SKProduct *p = nil;
    for (SKProduct *pro in product) {
        NSLog(@"%@", [pro description]);
        NSLog(@"%@", [pro localizedTitle]);
        NSLog(@"%@", [pro localizedDescription]);
        NSLog(@"%@", [pro price]);
        NSLog(@"%@", [pro productIdentifier]);
        
        if([pro.productIdentifier isEqualToString:self.productID.text]){
            p = pro;
        }
    }
    SKPayment *payment = [SKPayment paymentWithProduct:p];
    NSLog(@"发送购买请求");
    [[SKPaymentQueue defaultQueue] addPayment:payment];
}
//请求失败
- (void)request:(SKRequest *)request didFailWithError:(NSError *)error{
    NSLog(@"------------------错误-----------------:%@", error);
}
- (void)requestDidFinish:(SKRequest *)request{
    NSLog(@"------------反馈信息结束-----------------");
}
//监听购买结果
- (void)paymentQueue:(SKPaymentQueue *)queue updatedTransactions:(NSArray *)transaction{
    for(SKPaymentTransaction *tran in transaction){
        
        switch (tran.transactionState) {
            case SKPaymentTransactionStatePurchased:
                NSLog(@"交易完成");

                break;
            case SKPaymentTransactionStatePurchasing:
                NSLog(@"商品添加进列表");
                
                break;
            case SKPaymentTransactionStateRestored:
                NSLog(@"已经购买过商品");
                
                break;
            case SKPaymentTransactionStateFailed:
                NSLog(@"交易失败");
                
                break;
            default:
                break;
        }
    }
}
//交易结束
- (void)completeTransaction:(SKPaymentTransaction *)transaction{
    NSLog(@"交易结束");
    [[SKPaymentQueue defaultQueue] finishTransaction:transaction];
}
- (void)dealloc{
    [[SKPaymentQueue defaultQueue] removeTransactionObserver:self];
}