iOS集成ApplePay

#import <PassKit/PassKit.h>//用户绑定的银行卡信息

#import <PassKit/PKPaymentAuthorizationViewController.h>//Apple pay的展示控件

#import <AddressBook/AddressBook.h>//用户联系信息相关

if(![PKPaymentAuthorizationViewController class]) {

//PKPaymentAuthorizationViewController需iOS8.0以上支持

NSLog(@"操作系统不支持ApplePay，请升级至9.0以上版本，且iPhone6以上设备才支持");

return;

}

if(![PKPaymentAuthorizationViewController canMakePayments]) {

//支付需iOS9.0以上支持

NSLog(@"设备不支持ApplePay，请升级至9.0以上版本，且iPhone6以上设备才支持");

return;

}

NSArray*supportedNetworkCards =@[PKPaymentNetworkAmex, PKPaymentNetworkMasterCard, PKPaymentNetworkVisa, PKPaymentNetworkChinaUnionPay];

if(![PKPaymentAuthorizationViewController canMakePaymentsUsingNetworks:supportedNetworks]) {

NSLog(@"没有绑定支付卡");

return;

}

NSLog(@"可以支付，开始建立支付请求");

//
//  ViewController.m
//  PayDemo
//
//  Created by Jackey on 2017/3/2.
//  Copyright ? 2017年 com.zhouxi. All rights reserved.
//

#import <PassKit/PassKit.h>                                 //用户绑定的银行卡信息
#import <PassKit/PKPaymentAuthorizationViewController.h>    //Apple Pay的展示控件
#import <AddressBook/AddressBook.h>                         //用户联系信息相关


#import "ViewController.h"

@interface ViewController ()<PKPaymentAuthorizationViewControllerDelegate>

@property (nonatomic, strong) NSMutableArray *summaryItems; //账单列表
@property (nonatomic, strong) PKPaymentAuthorizationViewController *payVC;
@property (nonatomic, strong) PKPaymentRequest *payRequest;

@end

@implementation ViewController

@synthesize payRequest;

- (void)viewDidLoad {
    
    [super viewDidLoad];
    
    PKPaymentButton *payButton = [PKPaymentButton buttonWithType:PKPaymentButtonTypeBuy style:PKPaymentButtonStyleWhiteOutline];
    payButton.center = self.view.center;
    [payButton addTarget:self action:@selector(action) forControlEvents:UIControlEventTouchUpInside];
    [self.view addSubview:payButton];
    
    
    PKPaymentButton *setupButton = [PKPaymentButton buttonWithType:PKPaymentButtonTypeSetUp style:PKPaymentButtonStyleWhiteOutline];
    setupButton.center = CGPointMake(self.view.center.x, self.view.center.y + 50);
    [setupButton addTarget:self action:@selector(jump2MakePaymentsUsingNetworks) forControlEvents:UIControlEventTouchUpInside];
    [self.view addSubview:setupButton];
    
    //检测当前系统版本是否支持Apple Pay
    if (![PKPaymentAuthorizationViewController class]) {
        
        NSLog(@"系统版本太低, 请升级至9.0以上版本, 且iPhone6以上设备才支持");
    } else {
        
        NSLog(@"恭喜您, 当前系统支持Apple Pay!");
    }
    
    //检查当前设备是否可以支付
    if (![PKPaymentAuthorizationViewController canMakePayments]) {
        
        NSLog(@"设备不支持Apple Pay, 请升级至9.0以上版本, 且iPhone6以上设备才支持");
    } else {
        
        NSLog(@"恭喜您, 当前设备支持Apple Pay");
    }
    
    //检查用户是否可以进行某种银行卡的支付, 是否支持Amex, MasterCard, Visa与银联四中卡
    NSArray *supportedNetworkCards = @[PKPaymentNetworkAmex,
                                       PKPaymentNetworkMasterCard,
                                       PKPaymentNetworkVisa,
                                       PKPaymentNetworkChinaUnionPay];
    
    if (![PKPaymentAuthorizationViewController canMakePaymentsUsingNetworks:supportedNetworkCards]) {
        
        NSLog(@"没有绑定支付卡");
    } else {
        
        NSLog(@"有绑定支付卡, 可以开始建立支付请求了");
    }
    
    //开始配置支付信息
    
    payRequest = [[PKPaymentRequest alloc] init];
    payRequest.countryCode = @"CN";             //国家代码
    payRequest.currencyCode = @"CNY";           //RMB的币种代码
    payRequest.merchantIdentifier = @"merchant.com.zhouxi.PayDemo";
                                                //申请的merchantID
    payRequest.supportedNetworks = supportedNetworkCards;
                                                //用户可以进行支付的银行卡
    payRequest.merchantCapabilities = PKMerchantCapability3DS | PKMerchantCapabilityEMV;
                                                //设置支持的交易处理协议, 3DS必须支持, EMV为可选
    
    //payRequest.requiredShippingAddressFields = \
    PKAddressFieldPostalAddress | PKAddressFieldPhone | PKAddressFieldName;
                                                //设置发货地址
    
    payRequest.requiredShippingAddressFields = PKAddressFieldNone;
                                                //空发货地址
    
    payRequest.shippingMethods = @[];           //设置配送方式
    
    NSDecimalNumber *totalAmount =     [NSDecimalNumber decimalNumberWithString:@"0.01"];
                                                //创建金额
    
    PKPaymentSummaryItem *total =     [PKPaymentSummaryItem summaryItemWithLabel:@"重庆周希" amount:totalAmount];
    
    
    self.summaryItems = [NSMutableArray arrayWithArray:@[total]];
    
    
    payRequest.paymentSummaryItems = self.summaryItems;
    
}

- (void)action {
    
    //初始化ApplePay控件
    self.payVC =     [[PKPaymentAuthorizationViewController alloc] initWithPaymentRequest:payRequest];
    
    self.payVC.delegate = self;
    
    [self presentViewController:self.payVC animated:YES completion:nil];

}

- (void)jump2MakePaymentsUsingNetworks {
    
    /**
     *  跳转到添加银行卡界面,系统直接就给我们提供了一个方法,直接创建界面,然后open即可
     */
    PKPassLibrary *library = [[PKPassLibrary alloc] init];
    
    /**
     * 跳转到绑定银行卡界面
     */
    [library openPaymentSetup];
}


#pragma mark - PKPaymentAuthorizationViewControllerDelegate Methods

- (void)paymentAuthorizationViewController:(PKPaymentAuthorizationViewController *)controller didAuthorizePayment:(PKPayment *)payment completion:(void (^)(PKPaymentAuthorizationStatus))completion {
    
    //支付凭据, 发给服务器端进行验证支付师傅真是有效
    PKPaymentToken *payToken = payment.token;
    
    //账单信息
    PKContact *billingContact = payment.billingContact;
    
    //送货信息
    PKContact *shippingContact = payment.shippingContact;
    
    //送货方式
    PKContact *shippingMethod = payment.shippingMethod;
    
    //等待服务器返回结果后再进行系统block调用
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(3 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        
        //模拟服务器通信
        completion(PKPaymentAuthorizationStatusSuccess);
    });
}

- (void)paymentAuthorizationViewControllerDidFinish:(PKPaymentAuthorizationViewController *)controller {
    
    [controller dismissViewControllerAnimated:YES completion:nil];
}

@end