//
// VistaInAppPurchaseManager.h
// vista.homework
//
// Created by htkj on 2018/9/17.
// Copyright © 2018年 vista. All rights reserved.
#import
#import
@protocol VistaInAppPurchaseManagerDelegate
//接收到商品信息
-(void)receiveProductInfo:(SKProduct *)product;
//购买成功反馈
-(void)successfulPurchaseOfId:(NSString *)productID andReceipt:(NSData *)transactionReceipt;
//购买失败反馈
-(void)failedPurchaseWithError:(NSString *)errorDescripiton;
@end
@interface VistaInAppPurchaseManager : NSObject
@property (nonatomic, weak)id delegate;
//单例
+(instancetype)sharedInstance;
/*
* 请求商品信息，productID 商品ID
*/
-(void)requestProductWithID:(NSString *)productID;
/*
* 购买商品
*/
-(BOOL)purchaseProudct:(SKProduct *)skProduct;
@end
//
// VistaInAppPurchaseManager.m
// vista.homework
//
// Created by htkj on 2018/9/17.
// Copyright © 2018年 vista. All rights reserved.
//
#import "VistaInAppPurchaseManager.h"
@interface VistaInAppPurchaseManager ()
@end
@implementation VistaInAppPurchaseManager
{
SKProduct *myProduct;
}
static VistaInAppPurchaseManager *manager = nil;
+(instancetype)sharedInstance{
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
if (manager == nil) {
manager = [[VistaInAppPurchaseManager alloc]init];
}
});
return manager;
}
#pragma mark ------ public Methods
-(void)requestProductWithID:(NSString *)productID{
if (productID.length > 0) {
SKProductsRequest *productRequest = [[SKProductsRequest alloc]initWithProductIdentifiers:[NSSet setWithObject:productID]];
productRequest.delegate = self;
[productRequest start];
}else{
NSLog(@"productID为空");
}
}
-(BOOL)purchaseProudct:(SKProduct *)skProduct{
if (skProduct != nil) {
if ([SKPaymentQueue canMakePayments]) {
SKPayment *payment = [SKPayment paymentWithProduct:skProduct];
[[SKPaymentQueue defaultQueue] addTransactionObserver:self];
[[SKPaymentQueue defaultQueue] addPayment:payment];
return YES;
}else{
NSLog(@"失败，用户禁止应用内付费购买.");
}
}
return NO;
}
#pragma mark ------ SKProductsRequestDelegate
-(void)productsRequest:(SKProductsRequest *)request didReceiveResponse:(SKProductsResponse *)response{
NSArray *productArr = response.products;
if (productArr.count > 0) {
myProduct = [productArr objectAtIndex:0];
[_delegate receiveProductInfo:myProduct];
}else{
NSLog(@"无法购买商品信息，购买失败");
[_delegate receiveProductInfo:myProduct];
}
}
#pragma mark ------ SKPaymentTransactionObserver
-(void)paymentQueue:(SKPaymentQueue *)queue updatedTransactions:(NSArray *)transactions{
for (SKPaymentTransaction *transaction in transactions) {
switch (transaction.transactionState) {
case SKPaymentTransactionStatePurchasing://商品添加进列表
NSLog(@"商品:%@被添加进购买列表",myProduct.localizedTitle);
break;
case SKPaymentTransactionStatePurchased://交易成功
[self completeTransaction:transaction];
break;
case SKPaymentTransactionStateFailed://交易失败
[self failedTransaction:transaction];
NSLog(@"交易失败");
//发送通知
[[NSNotificationCenter defaultCenter] postNotificationName:@"failNotification" object:self userInfo:nil];
break;
case SKPaymentTransactionStateRestored://已购买过该商品
break;
case SKPaymentTransactionStateDeferred://交易延迟
default:
break;
}
}
}
#pragma mark ---- private Methods
-(void)completeTransaction:(SKPaymentTransaction *)transaction{
NSURL *receiptUrl = [[NSBundle mainBundle] appStoreReceiptURL];
NSData *receiptData = [NSData dataWithContentsOfURL:receiptUrl];
[_delegate successfulPurchaseOfId:transaction.payment.productIdentifier andReceipt:receiptData];
// [[NSUserDefaults standardUserDefaults] setObject:receiptData forKey:@"receiptData"];
// [[NSUserDefaults standardUserDefaults] synchronize];
[[SKPaymentQueue defaultQueue]finishTransaction:transaction];
}
- (void)failedTransaction:(SKPaymentTransaction *)transaction{
if (transaction.error.code != SKErrorPaymentCancelled && transaction.error.code != SKErrorUnknown) {
[_delegate failedPurchaseWithError:transaction.error.localizedDescription];
}
[[SKPaymentQueue defaultQueue] finishTransaction:transaction];
}
-(void)dealloc{
[[SKPaymentQueue defaultQueue] removeTransactionObserver:self];
}
@end