KWMBeforePayVC.m 27.3 KB
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//
//  KWMBeforePayVC.m
//  iCemarose
//
//  Created by HouWeiBin on 16/9/2.
//  Copyright © 2016年 kollway. All rights reserved.
//

#import "KWMBeforePayVC.h"
#import "KWMDiscountVC.h"
#import "KWMSelectAddressVC.h"
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#import "KWMCustomsClearanceVC.h"
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#import "KWMPaySuccessVC.h"
#import "KWMShopCartModel.h"
#import "KWMStringUtil.h"
#import "KWMCheckoutWebViewVC.h"
#import "KWMPaySuccessVC.h"
#import "KWMStringUtil.h"
#import "UIColor+SAMAdditions.h"
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#import <RegexKitLite/RegexKitLite.h>
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#import "KWMHttpUtil.h"
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#import "KWMValidateUtil.h"
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#import "KWMPayUtil.h"
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#import "KWMShopCartData.h"
u  
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#import "KWMShoppingCart.h"
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@interface KWMBeforePayVC ()
@property (nonatomic) BUYCustomer *customer;

@end

@implementation KWMBeforePayVC

+(NSString *)kwmTag{
    return @"KWMBeforePayVC";
}

- (void)setAddress:(BUYAddress *)address{
    if (address) {
        _address = address;
    }
}

- (void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    [self initDefaultData];
}

- (void)viewDidLoad {
    [super viewDidLoad];
    self.title = @"提交订单";
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    self.payType = [self.userDao.currencyCode isEqualToString:@"EUR"]?TypeWebpay:TypeNone;
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    self.beforePayData = [KWMBeforePayData new];
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    //支付成功回调广播接收者 ##通过广播接受appdelegate中的支付回调。
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    //app active回调广播接受者 ##判断订单支付状态.
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    NSNotificationCenter *notifi = [NSNotificationCenter defaultCenter];
    [notifi addObserver:self selector:@selector(paySuccess) name:KWMPaySuccess object:nil];
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    [notifi addObserver:self selector:@selector(requestOrderPayResult) name:UIApplicationDidBecomeActiveNotification object:nil];
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}

-(void)dealloc{
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    //注销广播接收者
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    NSNotificationCenter *notificationCenter = [NSNotificationCenter defaultCenter];
    [notificationCenter removeObserver:self
                                  name:KWMPaySuccess
                                object:nil];
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    [notificationCenter removeObserver:self
                                  name:UIApplicationDidBecomeActiveNotification
                                object:nil];
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}

-(void)setPayType:(KWMPayType)payType{
    _payType = payType;
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    //web支付,隐藏选择支付栏
    if(payType == TypeWebpay){
        self.heightPayType.constant = 0;
        self.vPayType.hidden = YES;
    }else{
        self.lbPayType.text = [KWMPayUtil payTypeString:payType];
    }
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}

-(void)initDefaultData{
    if (!_address) {
        [self initDefaultAddress];
    }
    if (!self.checkout){
        [self initCheckOut];
    }
}

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- (void)kwm_setAddress:(BUYAddress *)address {
    if (!address) {
        self.checkout.billingAddress = nil;
        self.checkout.shippingAddress = nil;
        [self initData];
        return;
    }
    if (!self.checkout) {
        self.address = address;
        // viewWillAppear中已经调用了 initCheckOut
//        [self initCheckOut];
        return;
    }
    if(address.identifier.integerValue != self.checkout.billingAddress.identifier.integerValue){
        if(address!=nil && [KWMStringUtil isEmpty:self.address.firstName]){
            self.address.firstName = @"";
        }
        self.checkout.billingAddress = address;
        self.checkout.shippingAddress = address;

        [self showLoading];
        __weak typeof(self) this = self;
        [self.client updateCheckout:self.checkout completion:^(NSDictionary *dictionary, BUYCheckout *checkout, NSError *error) {
            [this hideLoading];
            if (error == nil && checkout) {
                this.address = address;
                this.checkout = checkout;
                [this showToast:@"更新地址成功"];
                
                [this initData];
//                [this.userDao saveCheckoutCache:checkout.JSONDictionary];
            }
            else {
                [this showError:error];
//                [self showToast:@"更新地址失败"];
                NSLog(@"Error applying checkout: %@", error);
            }
        }];
    }
}

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//因为没有地址后进入的地址页面
-(void)kwm_getAddress:(BUYAddress *)address{
    self.address = address;
}

//创建订单后进入的地址页面
-(void)kwm_selectAddress:(BUYCheckout *)checkout{
    self.checkout = checkout;
    self.checkout.shippingRate = nil;
    self.checkout.shippingRateId = nil;
    [self initData];
}

-(void)kwm_selectShippingRate:(BUYCheckout *)checkout{
    self.checkout = checkout;
    [self initData];
}

- (void)kwm_addedDiscount:(BUYCheckout *)checkout{
    self.checkout = checkout;
    [self initData];
}

- (void)kwm_addedGiftCard:(BUYCheckout *)checkout{
    self.checkout = checkout;
    [self initData];
}

- (void)kwm_removedGiftCard:(BUYCheckout *)checkout{
    self.checkout = checkout;
    [self initData];
}

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-(void)kwm_onSelectPayType:(KWMPayType)payType{
    self.payType = payType;
}

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- (void)initData{
    if(self.checkout == nil){
        [self showToast:@"未成功创建订单"];
        return;
    }
    //地址
    if(self.checkout.billingAddress){
        BUYAddress *address = self.checkout.billingAddress;
        self.vAddressHeight.constant = 90;
        self.vHasAddress.hidden = NO;
        self.lbNoAddress.hidden = YES;
        _lbName.text = address.lastName;
        _lbPhone.text = address.phone;
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        if(address.province){ //省份有可能为空
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            //城市 省份
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            _lbAddress.text = [NSString stringWithFormat:@"%@, %@, %@",address.city,address.province,address.country];
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        }else{
            //具体地址 补充
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            _lbAddress.text = [NSString stringWithFormat:@"%@, %@",address.city,address.country];
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        }
        _lbAddressDetail.text = [NSString stringWithFormat:@"%@  %@",address.address1,address.address2 == nil?@"":address.address2];
        self.lbShippingRate.textColor = [UIColor sam_colorWithHex:@"393939"];
        self.lbShippingRate.text = @"请选择配送方式";
    }else{
        self.vAddressHeight.constant = 37;
        self.vHasAddress.hidden = YES;
        self.lbNoAddress.hidden = NO;
        self.lbShippingRate.textColor = [UIColor grayColor];
        self.lbShippingRate.text = @"请先选择地址";
    }

    //优惠码
    if(self.checkout.discount!=nil){
        self.lbDiscount.text = self.checkout.discount.code;
    }else{
        self.lbDiscount.text = @"请输入优惠码";
    }
    //礼品卡
    if(self.checkout.giftCardsArray!=nil && self.checkout.giftCardsArray.count>0){
        BUYGiftCard *giftCard = [self.checkout.giftCardsArray objectAtIndex:0];
        self.lbGiftCard.text = [NSString stringWithFormat:@"******%@",giftCard.lastCharacters];
    }else{
        self.lbGiftCard.text = @"请输入礼品卡";
    }
    //配送方式
    if(self.checkout.shippingRate!=nil){
        self.lbShippingRate.text = self.checkout.shippingRate.title;
    }else{
        self.lbShippingRate.text = @"请选择配送方式";
    }
    //总价
    if(self.checkout!=nil){
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//        self.lbTotalPrice.text =  [NSString stringWithFormat:@"¥%@",[KWMStringUtil getEUR2CNYstring:self.checkout.totalPrice]];
        self.lbTotalPrice.text = self.checkout.totalPrice.priceValueFormatted;
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    }
}

- (void)initDefaultAddress{
    NSDictionary *customerDict = [[NSUserDefaults standardUserDefaults] objectForKey:@"customer"];
    _customer = [[BUYCustomer alloc] initWithModelManager:self.client.modelManager JSONDictionary:customerDict];
    if (_customer) {
        NSDictionary *defaultAddress =  [customerDict objectForKey:@"default_address"];
        if (defaultAddress) {
            _address = [[BUYAddress alloc] initWithModelManager:self.client.modelManager JSONDictionary:defaultAddress];
        }
    }
    if(_address){
        self.vAddressHeight.constant = 90;
        self.vHasAddress.hidden = NO;
        self.lbNoAddress.hidden = YES;
        _lbName.text = _address.lastName;
        _lbPhone.text = _address.phone;
        if(_address.province != nil){
            //城市 省份
            _lbAddress.text = [NSString stringWithFormat:@"%@, %@",_address.city,_address.province];
        }else{
            //具体地址 补充
            _lbAddress.text = _address.city;
        }
        _lbAddressDetail.text = [NSString stringWithFormat:@"%@  %@",_address.address1,_address.address2 == nil?@"":_address.address2];
        self.lbShippingRate.textColor = [UIColor sam_colorWithHex:@"393939"];
        self.lbShippingRate.text = @"请选择配送方式";
    }else{
        self.vAddressHeight.constant = 37;
        self.vHasAddress.hidden = YES;
        self.lbNoAddress.hidden = NO;
        self.lbShippingRate.textColor = [UIColor grayColor];
        self.lbShippingRate.text = @"请先选择地址";
    }
}

//初始化订单
-(void)initBuyCart{
    if(self.fastPayCart!=nil){
        self.cart = self.fastPayCart;
        return;
    }
    if(self.shopcartArray == nil || self.shopcartArray.count == 0){
        [self showToast:@"购物车还没有商品,不能下单哦~"];
        return;
    }
    self.cart = [self.client.modelManager insertCartWithJSONDictionary:nil];
    //将商品加入
    for (KWMShopCartModel *shopcartModel in self.shopcartArray) {
        if(shopcartModel.shopCartDict == nil){
            return;
        }
        BUYProduct *product = [self.client.modelManager insertProductWithJSONDictionary:shopcartModel.shopCartDict];
        if(product == nil || product.identifier == nil){
            return;
        }
        //将商品加入buycart中,每个商品就是一个商品规格model
        if(product.variantsArray!=nil && product.variantsArray.count>0){
            for(BUYProductVariant *mVariant in product.variantsArray){
                if([mVariant.title isEqualToString:shopcartModel.size]){
                    [self.cart setVariant:mVariant withTotalQuantity:shopcartModel.quantity];
                    break;
                }
            }
        }
    }
}

//初始化订单
-(void)initCheckOut{
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//    直接使用session cart所以不需要init了之后可以做代码清除
//    [self initBuyCart];
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    //如果已登录
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//    if(self.cart && self.customer){
    if(self.customer){
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//        BUYCheckout *checkout = nil;
//        //如果self.checkout1=nil,则为缓存订单,反正则为新建订单
//        NSDictionary *checkoutCache = [self.userDao checkOutCache];
//        // 这个if可能不需要了   下面下直接对session进行修改就可以
//        if(checkoutCache){
//            // update server
//            checkout = [[BUYCheckout alloc] initWithModelManager:self.client.modelManager JSONDictionary:checkoutCache];
//            [checkout updateWithCart:self.cart];
//        }else{
//            // init checkout 这里应该也没用了 因为self.cart不存在
//            checkout = [[BUYCheckout alloc] initWithModelManager:self.client.modelManager  cart:self.cart];
//        }
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        NSDictionary *checkoutCache = [self.userDao checkOutCache];
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        BUYCheckout *checkout = nil;
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        if (!checkoutCache || self.cartCookie) {
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            checkout = [[BUYCheckout alloc] initWithModelManager:self.client.modelManager JSONDictionary:nil];
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        }
        if(self.address){
            if([self checkAddress:self.address]){
                KWMSelectAddressVC *addressVC = (KWMSelectAddressVC *)[KWMBaseVC findControllerBy:[KWMSelectAddressVC kwmTag] fromStoryboard:@"ShopCart"];
                addressVC.checkout = checkout;
                addressVC.delegate = self;
                [self.navigationController pushViewController:addressVC animated:YES];
                return;
            }
            if([KWMStringUtil isEmpty:self.address.firstName]){
                self.address.firstName = @"";
            }
            if([KWMStringUtil isEmpty:self.address.provinceCode]){
                self.address.provinceCode = @"0";
            }
            checkout.shippingAddress = self.address;
            checkout.billingAddress = self.address;
        }
        checkout.email = self.customer.email;
//        self.client.urlScheme = @"CemaroseApp://";
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        // 走session的情况下应该不存在update 只是update cart自动会update到checkout
//        if(checkoutCache){
            // 更新订单
//            [self requestUpdateCheckout:checkout isCacheCheckout:YES];
//        }else{
            // 申请将session cart转成checkout
        [self requestCreateCheckout:checkout];
//            
//        }
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    }
}



- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
}

//选择地址页面
-(void)onClickAddress:(id)sender{
    if(self.checkout == nil){
        [self showToast:@"未成功创建订单"];
        return;
    }
    KWMSelectAddressVC *addressVC = (KWMSelectAddressVC *)[KWMBaseVC findControllerBy:[KWMSelectAddressVC kwmTag] fromStoryboard:@"ShopCart"];
    addressVC.checkout = self.checkout;
    addressVC.delegate = self;
    [self.navigationController pushViewController:addressVC animated:YES];
}

//支付方式页面
-(void)onClickPayType:(id)sender{
    if(self.checkout == nil){
        [self showToast:@"未成功创建订单"];
        return;
    }
    KWMPayTypeVC *typeVC = (KWMPayTypeVC *)[KWMBaseVC findControllerBy:[KWMPayTypeVC kwmTag] fromStoryboard:@"ShopCart"];
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    typeVC.delegate = self;
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    [self.navigationController pushViewController:typeVC animated:YES];
}

//优惠码页面
-(void)onClickDiscount:(id)sender{
    if(self.checkout == nil){
        [self showToast:@"未成功创建订单"];
        return;
    }
    KWMDiscountVC *discountVC = (KWMDiscountVC *)[KWMBaseVC findControllerBy:[KWMDiscountVC kwmTag] fromStoryboard:@"ShopCart"];
    discountVC.checkout = self.checkout;
    discountVC.delegate = self;
    [self.navigationController pushViewController:discountVC animated:YES];
}

//礼品卡页面
-(void)onClickGiftCard:(id)sender{
    if(self.checkout == nil){
        [self showToast:@"未成功创建订单"];
        return;
    }
    KWMGiftCardVC *giftCardVC = (KWMGiftCardVC *)[KWMBaseVC findControllerBy:[KWMGiftCardVC kwmTag] fromStoryboard:@"ShopCart"];
    giftCardVC.delegate = self;
    giftCardVC.checkout = self.checkout;
    [self.navigationController pushViewController:giftCardVC animated:YES];
}
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//清关信息填写页面
-(void)onClickCustomsClearance:(id)sender{
    
}
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//选择配送方式页面
-(void)onClickShipping:(id)sender{
    if(self.checkout == nil){
        [self showToast:@"未成功创建订单"];
        return;
    }
    if(self.checkout.billingAddress == nil){
        [self showToast:@"请先选择地址"];
        return;
    }
    KWMShippingVC *shippingVC = (KWMShippingVC *)[KWMBaseVC findControllerBy:[KWMShippingVC kwmTag] fromStoryboard:@"ShopCart"];
    shippingVC.delegate = self;
    shippingVC.checkout = self.checkout;
    [self.navigationController pushViewController:shippingVC animated:YES];
}

-(void)onClickPay:(id)sender{
    [self startCheckout];
}

-(void)startCheckout{
    if(self.checkout == nil){
        [self showToast:@"未成功初始化订单"];
        return;
    }
    if(self.checkout.shippingAddress == nil){
        [self showToast:@"请先选择地址"];
        return;
    }
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    if(self.payType == TypeNone){
        [self showToast:@"请选择一种付款方式"];
        return;
    }
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    if(self.checkout.shippingRate == nil){
        [self showToast:@"请先选择配送方式"];
        return;
    }
    if(self.checkout.webCheckoutURL == nil){
        [self showToast:@"未成功创建支付链接"];
        return;
    }
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    //不同的支付方式
    switch (self.payType) {
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        case TypeWebpay:
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            [self goToWebPay];
            break;
        case TypeAlipay:
            [self requestAliPay];
            break;
        case TypeWechatPay:
            [self requestWeChatPay];
            break;
        default:
            break;
    }
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}

//设置配送费到订单
-(void)setShippingToCheckout:(BUYShippingRate *)shippingRate{
    if(self.checkout == nil){
        return;
    }
    if(shippingRate == nil){
        return;
    }
    [self.checkout setShippingRate:shippingRate];
    [self requestUpdateCheckout:self.checkout isCacheCheckout:NO];
}


-(BOOL)checkAddress:(BUYAddress *)address{
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    NSString *errorMsg = [KWMValidateUtil validateAddress:address];
    if (errorMsg) {
        [self showToast:errorMsg];
    }
    return errorMsg != nil;
//    if(address == nil){
//        [self showToast:@"您的地址尚未有任何地址,请前往选择地址"];
//        return YES;
//    }else if([KWMStringUtil isEmpty:address.firstName] && [KWMStringUtil isEmpty:address.lastName]){
//        [self showToast:@"您的地址缺少收件人姓名,请前往完善地址"];
//        return YES;
//    }else if([KWMStringUtil isEmpty:address.city]){
//        [self showToast:@"您的地址缺少所在城市,请前往完善地址"];
//        return YES;
//    }else if([KWMStringUtil isEmpty:address.zip]){
//        [self showToast:@"您的地址缺少邮政编码,请前往完善地址"];
//        return YES;
//    }else if([KWMStringUtil isEmpty:address.phone]){
//        [self showToast:@"您的地址缺少收件人电话号码,请前往完善地址"];
//        return YES;
//    }
//    return NO;
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}


-(void)requestCreateCheckout:(BUYCheckout *)checkout{
    [self showLoading];
    //[self showToast:@"创建订单中"];
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//    __weak KWMBeforePayVC *weakSelf = self;
//    self.checkoutCreationOperation = [self.client createCheckout:checkout completion:^(NSDictionary *dictionary,BUYCheckout *checkout, NSError *error) {
//        [self hideLoading];
//        [[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:NO];
//        if (error == nil && checkout) {
//            weakSelf.checkout = checkout;
//            //[self showToast:@"创建订单成功"];
//            [weakSelf initData];
//            NSLog(@"saveDict: %@",dictionary);
//            [weakSelf.userDao saveCheckoutCache:dictionary];
//            if(weakSelf.checkout.shippingAddress!=nil){
//                [weakSelf requestShippingData];
//            }}
//        else {
//            [self hideLoading];
//            [weakSelf showError:error];
//            NSLog(@"Error creating checkout: %@", error);
//        }
//    }];
    
    __weak KWMBeforePayVC *this = self;
    AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
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    if (self.cartCookie) {
        [manager.requestSerializer setHTTPShouldHandleCookies:NO];
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        NSString *cookie = [KWMHttpUtil buildRequestCookieString];
        if ([cookie isMatchedByRegex:@"cart=.*?;"]) {
            cookie = [cookie stringByReplacingOccurrencesOfRegex:@"cart=.*?;" withString:[NSString stringWithFormat:@"cart=%@;",self.cartCookie]];
        }else{
            cookie = [NSString stringWithFormat:@"cart=%@; %@",self.cartCookie,cookie];
        }
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        [manager.requestSerializer setValue:cookie forHTTPHeaderField:@"Cookie"];
    }
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    [manager setTaskWillPerformHTTPRedirectionBlock:^NSURLRequest * _Nonnull(NSURLSession * _Nonnull session, NSURLSessionTask * _Nonnull task, NSURLResponse * _Nonnull response, NSURLRequest * _Nonnull request) {
        if (!response) {
            return request;
        }
        NSString *checkoutId = [request.URL.absoluteString stringByMatching:@"checkouts/(.*?)\\?" capture:1];
        checkoutId = checkoutId ? checkoutId : [request.URL.absoluteString stringByMatching:@"checkouts/(.*)$" capture:1];
        NSString *URLString = [NSString stringWithFormat:@"https://%@/api/checkouts/%@.json",Shopify_SHOP_DOMAIN,checkoutId];
        NSMutableURLRequest *newReq = [[NSMutableURLRequest alloc] initWithURL:[NSURL URLWithString:URLString]];
        [newReq setValue:@"application/json" forHTTPHeaderField:@"Content-Type"];
        [newReq setValue:@"application/json" forHTTPHeaderField:@"Accept"];
        NSString *token = [NSString stringWithFormat:@"Basic %@",[[this.client.apiKey dataUsingEncoding:NSUTF8StringEncoding] base64EncodedStringWithOptions:0]];
        [newReq setValue:token forHTTPHeaderField:@"Authorization"];
        if(this.client.customerToken) {
            [newReq setValue:this.client.customerToken.accessToken forHTTPHeaderField:@"X-Shopify-Customer-Access-Token"];
        }
        // 如果有checkout说明是新订单   直接更新订单地址就好  如果没有checkout说明是旧订单已经有地址所以无需更新
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        if (checkout || this.cartCookie) {
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            newReq.HTTPMethod = @"PATCH";
            [newReq setHTTPBody:[NSJSONSerialization dataWithJSONObject:[checkout jsonDictionaryForCheckout] options:0 error:nil]];
        }
        return  newReq;
    }];
    
    [manager GET:[NSString stringWithFormat:@"https://%@/checkout",Shopify_SHOP_DOMAIN] parameters:nil success:^(NSURLSessionDataTask * _Nonnull task, id  _Nonnull responseObject) {
        [this hideLoading];
        BUYCheckout *checkout = [this.client.modelManager insertCheckoutWithJSONDictionary:responseObject[@"checkout"]];
        this.checkout = checkout;
        [this initData];
        [this.userDao saveCheckoutCache:responseObject[@"checkout"]];
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        if(this.checkout.shippingAddress && !this.checkout.shippingRate) {
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            [this requestShippingData];
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        }
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        //排除已被支付的checkout的可能性
        [this requestOrderPayResult];
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    } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
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        [this hideLoading];
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        [this showError:error];
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    }];
}

-(void)requestShippingData{
    if(self.checkout==nil){
        return;
    }
    [self showLoading];
    __weak KWMBeforePayVC *weakSelf = self;
    [self.client getShippingRatesForCheckoutWithToken:self.checkout.token completion:^(NSArray *shippingRates, BUYStatus status, NSError *error) {
        [self hideLoading];
        //自动设置配送
        if (shippingRates && shippingRates.count > 0 && !error) {
            [weakSelf setShippingToCheckout:shippingRates.firstObject];
        }else {
            [self hideLoading];
            [weakSelf showError:error];
            NSLog(@"Failed to retrieve shipping rates: %@", error);
        }
        [[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:NO];
    }];
}

-(void)requestUpdateCheckout:(BUYCheckout *)checkout isCacheCheckout:(BOOL)isCacheCheckout{
    [self showLoading];
    __weak KWMBeforePayVC *weakSelf = self;
    [self.client updateCheckout:checkout completion:^(NSDictionary *dictionary, BUYCheckout *checkout, NSError *error) {
        [self hideLoading];
        if (error == nil && checkout) {
            weakSelf.checkout = checkout;
            [weakSelf initData];
            NSLog(@"saveDict: %@", checkout);
            [weakSelf.userDao saveCheckoutCache:dictionary];
        }
        else if(isCacheCheckout){//请求失败,并且为缓存订单更新,重新创建订单
            weakSelf.checkout = nil;
            [weakSelf.userDao deleteCheckoutCache];
            [weakSelf initDefaultData];
        }else{
            [self hideLoading];
            [weakSelf showError:error];
            NSLog(@"Error applying checkout: %@", error);
        }
    }];
}

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-(void)requestOrderPayResult{
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    //微信支付,用户支付后,当用户没有点击完成按钮,而是直接使用home键,或者点击状态栏左上角返回APP订单页面时,微信的回调不会调用,而很容易出现订单结果丢失的情况,所以需要再确认一次订单是否完成。
    //支付宝暂时没有这种问题。
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    //另外用到的情况:上次被支付的订单,因某些突发原因没从缓存清除。
    //if(self.beforePayData && self.beforePayData.wechatPayData && self.checkout){
    if(self.checkout){
        NSDictionary *parameters = [KWMPayUtil payResultParameters:self.checkout];
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        self.beforePayData.wechatPayData = nil;
        __weak KWMBeforePayVC *weakSelf = self;
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        void(^failure)(NSURLSessionDataTask *,NSError *) = ^(NSURLSessionDataTask *task,NSError *error){
            //[weakSelf showError:error];
        };
        void(^success)(NSURLSessionDataTask *,KWMCheckoutPayResult *) = ^(NSURLSessionDataTask *task,KWMCheckoutPayResult *result){
            if(!result){
                return;
            }
            if(!result.code || result.code.integerValue != 1000){
                return;
            }
            if(result.data){
                KWMOrderPaid *data = (KWMOrderPaid *)result.data;
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                [weakSelf paySuccess];
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            }
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        };
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        [self.api appOrderQuery:parameters success:success failure:failure];
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    }
}

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//支付宝支付
-(void)requestAliPay{
    NSDictionary *parameters = [KWMPayUtil aliPayParameters:self.checkout];
    __weak KWMBeforePayVC *weakSelf = self;
    void(^failure)(NSURLSessionDataTask *,NSError *) = ^(NSURLSessionDataTask *task,NSError *error){
        [weakSelf hideLoading];
        [weakSelf showError:error];
    };
    void(^success)(NSURLSessionDataTask *,KWMCheckoutPayResult *) = ^(NSURLSessionDataTask *task,KWMCheckoutPayResult *result){
        [weakSelf hideLoading];
        if(!result){
            return;
        }
        if(!result.code || result.code.integerValue != 1000){
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            NSLog(@"error: %@",result.message);
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            return;
        }
        NSString *alipayData = (NSString *)result.message;
        [KWMPayUtil aliPay:alipayData callback:^(NSDictionary *resultDic) {
            NSLog(@"reslut = %@",resultDic);
            NSNumber *statue =  [resultDic objectForKey:@"resultStatus"];
            if (statue.integerValue == 9000) {
                [weakSelf paySuccess];
            }
        }];
    };
    [self.api aliPayUnifiedOrder:parameters success:success failure:failure];
    [self showLoading];
}

//微信支付
-(void)requestWeChatPay{
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    if (![WXApi isWXAppInstalled]) {
        NSLog(@"WeChat App is not installed!");
        [self showToast:@"您还没有安装微信"];
        return;
    }
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    NSDictionary *parameters = [KWMPayUtil wechatPayParameters:self.checkout];
    __weak KWMBeforePayVC *weakSelf = self;
    void(^failure)(NSURLSessionDataTask *,NSError *) = ^(NSURLSessionDataTask *task,NSError *error){
        [weakSelf hideLoading];
        [weakSelf showError:error];
    };
    void(^success)(NSURLSessionDataTask *,KWMCheckoutPayResult *) = ^(NSURLSessionDataTask *task,KWMCheckoutPayResult *result){
        [weakSelf hideLoading];
        if(!result){
            return;
        }
        if(!result.code || result.code.integerValue != 1000){
            return;
        }
        if(result.data){
            KWMWechatPayData *data = (KWMWechatPayData *)result.data;
            [KWMPayUtil weChatPay:data];
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            weakSelf.beforePayData.wechatPayData = data;
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        }
    };
    [self.api wechatPayUnifiedOrder:parameters success:success failure:failure];
    [self showLoading];
}

-(void)goToWebPay{
    KWMCheckoutWebViewVC *checkoutVC = (KWMCheckoutWebViewVC *)[KWMBaseVC findControllerBy:[KWMCheckoutWebViewVC kwmTag] fromStoryboard:@"ShopCart"];
    checkoutVC.payURL = self.checkout.webCheckoutURL;
    [self.navigationController pushViewController:checkoutVC animated:YES];
}

-(void)paySuccess{
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    [self clearCheckout];
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    KWMPaySuccessVC *successVC = (KWMPaySuccessVC *)[KWMBaseVC findControllerBy:[KWMPaySuccessVC kwmTag] fromStoryboard:@"ShopCart"];
    [self.navigationController pushViewController:successVC animated:YES];
}

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-(void) clearCheckout {
    self.cartCookie = nil;
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    [[KWMShoppingCart sharedInstance] clearCartWithCallback:^(NSError *error, KWMCartResult *cart) {
//        dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
            [KWMHttpUtil deleteCookie:@"cart"];
//        });
    }];
//    [KWMHttpUtil deleteCookie:@"cart"];
//    [[KWMShopCartData alloc] removeAllItems];
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    [self.userDao deleteCheckoutCache];
}

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@end