//
//  XPIAPHelper.m
//  xplan-ios
//
//  Created by 冯硕 on 2021/9/26.
//

#import "XPIAPHelper.h"
#import <IAPHelper/IAPHelper.h>
#import <IAPShare.h>

@implementation XPIAPHelper

+ (instancetype)shareHelper {
	static dispatch_once_t onceToken;
	static XPIAPHelper * helper;
	dispatch_once(&onceToken, ^{
		helper = [[XPIAPHelper alloc] init];
	});
	return helper;
}


- (void)buyAppProductWithAppProductId:(NSString *)appProductId {
	NSSet* dataSet = [[NSSet alloc] initWithObjects:appProductId, nil];
	[IAPShare sharedHelper].iap = [[IAPHelper alloc] initWithProductIdentifiers:dataSet];
	[[IAPShare sharedHelper].iap requestProductsWithCompletion:^(SKProductsRequest *request, SKProductsResponse *response) {
		if (response != nil && response.products.count) {
			///有这个内购的产品
		} else if (!response.products.count) {
			///请求内购产品失败，无产品数量
#warning to do  此处埋点一个 没有内购产品
			if (self.delegate && [self.delegate respondsToSelector:@selector(rechargeProcessStatus:)]) {
				[self.delegate rechargeProcessStatus:PaymentStatus_Failed];
			}
			return;
		} else if (!response) {
#warning to do  此处埋点一个 请求内购没有响应
			///请求内购产品失败，内购无响应
			if (self.delegate && [self.delegate respondsToSelector:@selector(rechargeProcessStatus:)]) {
				[self.delegate rechargeProcessStatus:PaymentStatus_Failed];
			}
			return;
		} else {
#warning to do  此处埋点一个 异常 发起付款失败
			///异常 发起付款失败
			if (self.delegate && [self.delegate respondsToSelector:@selector(rechargeProcessStatus:)]) {
				[self.delegate rechargeProcessStatus:PaymentStatus_Failed];
			}
			return;
		}
		if (response.products.firstObject) {
			[[IAPShare sharedHelper].iap buyProduct:response.products.firstObject onCompletion:^(SKPaymentTransaction *transcation) {
				NSLog(@"%@",transcation.error.description);
				switch(transcation.transactionState) {
					case SKPaymentTransactionStatePurchased: {
						NSLog(@"付款完成状态, 要做出相关的处理");
						[[SKPaymentQueue defaultQueue] finishTransaction:transcation];
						if (self.delegate && [self.delegate respondsToSelector:@selector(rechargeProcessStatus:)]) {
							[self.delegate rechargeProcessStatus:PaymentStatus_Purchased];
						}
						
						if (self.delegate && [self.delegate respondsToSelector:@selector(rechargeSuccess:)]) {
							[self.delegate rechargeSuccess:transcation.transactionIdentifier];
						}
						//同步返回购买成功后，需要请求服务器二次校验
					}
						break;
					case SKPaymentTransactionStateFailed: {
						[[SKPaymentQueue defaultQueue] finishTransaction:transcation];
						if (self.delegate && [self.delegate respondsToSelector:@selector(rechargeProcessStatus:)]) {
							[self.delegate rechargeProcessStatus:PaymentStatus_Failed];
						}
					}
						break;
					case SKPaymentTransactionStatePurchasing: {
						NSLog(@"正在购买中");
						if (self.delegate && [self.delegate respondsToSelector:@selector(rechargeProcessStatus:)]) {
							[self.delegate rechargeProcessStatus:PaymentStatus_Purchasing];
						}
					}
						break;
					default: {
						[[SKPaymentQueue defaultQueue] finishTransaction:transcation];
						if (self.delegate && [self.delegate respondsToSelector:@selector(rechargeProcessStatus:)]) {
							[self.delegate rechargeProcessStatus:PaymentStatus_Deferred];
						}
						NSLog(@"其它");
					}
				}
			}];
		}
	}];
}


@end