LiedouYouxuan/YouHuiProject/YouHui/Home/ViewController/Today/Controller/LDNewWebVC.m

//
//  LDNewWebVC.m
//  YouHuiProject
//
//  Created by liuxueli on 2019/2/22.
//  Copyright © 2019 kuxuan. All rights reserved.
//

#import "LDNewWebVC.h"
#import <AlibcTradeSDK/AlibcTradeSDK.h>
#import <AlibabaAuthSDK/ALBBSession.h>
#import <AlibabaAuthSDK/ALBBSDK.h>
#import <WebKit/WebKit.h>
#import "WebviewProgressLine.h"
#import <JavaScriptCore/JavaScriptCore.h>
#import "LDFeedbackController.h"
#import "WechatShareTool.h"
#import "WYWeakScriptMessageDelegate.h"
#import "LDLoginViewController.h"
#import "LDChildAccountViewController.h"
static NSString *app_h5_close     = @"app_h5_close";
static NSString *app_h5_get_token = @"app_h5_get_token";
static NSString *app_h5_wx_share = @"app_h5_wx_share";
static NSString *app_h5_get_wechat_info = @"app_h5_get_wechat_info";
static NSString *refresh_h5 = @"refresh_h5";

static NSString *app_h5_login = @"app_h5_login";  //h5唤起原生的登录
static NSString *app_h5_wx_share_url = @"app_h5_wx_share_url";  //分享url
static NSString *app_h5_wx_share_image = @"app_h5_wx_share_image"; //分享到微信image
static NSString *app_h5_wx_share_video = @"app_h5_wx_share_video"; //分享到微信video
static NSString *app_h5_wx_share_min = @"app_h5_wx_share_min";    //分享微信小程序(只支持微信好友)
static NSString *app_h5_open_taobao_url = @"app_h5_open_taobao_url"; //打开淘宝url
static NSString *app_h5_open_goodDetail =@"app_h5_open_goodDetail";//唤起原生的详情页
static NSString *app_h5_open_url =@"app_h5_open_url";//h5打开URL
static NSString *app_h5_isLogin =@"app_h5_isLogin";//是否登录
static NSString *app_h5_withdraw =@"app_h5_withdraw";//提现页面
static NSString *openWeiChat =@"openWeiChat";//打开微信
@interface LDNewWebVC ()<WKUIDelegate, WKNavigationDelegate,WKScriptMessageHandler,UIScrollViewDelegate>
{
    CGFloat _lastContentOffset;
}

@property (nonatomic, strong) WKWebView *webView;

/** 加载进度条 */
@property (nonatomic, strong) UIProgressView *progressView;


@end

@implementation LDNewWebVC

- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
    [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleDefault];
}

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleDefault];
    [MobClick event:HomeSaleList label:@"特卖专区"];
}

- (void)viewDidLoad {
    [super viewDidLoad];
    self.navigationController.navigationBar.hidden = YES;
    [self addNotification];
    [self configNavigationBar];
    [self addUserhandler];
    [self loadRequest];
    self.webView.navigationDelegate = self;
    self.webView.UIDelegate = self;
}

- (void)addNotification {
    [[NSNotificationCenter defaultCenter] addObserver:self
                                             selector:@selector(refreshH5Action)
                                                 name:UIApplicationDidBecomeActiveNotification object:nil];
    [[NSNotificationCenter defaultCenter]addObserver:self selector:@selector(endFullScreen) name:UIWindowDidBecomeHiddenNotification object:nil];
}

//处理web视频全屏播放时 状态栏消失
- (void)endFullScreen {
    [[UIApplication sharedApplication]setStatusBarHidden:false animated:false];
}

- (void)configNavigationBar {
    
    self.view.backgroundColor = [UIColor whiteColor];
    [self.view addSubview:self.webView];
    [self.view addSubview:self.progressView];
    self.navigationBar.hidden=YES;
  
    if (@available(iOS 11.0, *)) {
        self.webView.scrollView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;//UIScrollView也适用
    }else {
        self.automaticallyAdjustsScrollViewInsets = NO;
    }
}


- (void)loadRequest {
    if (@available(iOS 9.0, *)) {
        NSArray * types=@[WKWebsiteDataTypeCookies,WKWebsiteDataTypeLocalStorage];
        
        NSSet *websiteDataTypes= [NSSet setWithArray:types];
        NSDate *dateFrom = [NSDate dateWithTimeIntervalSince1970:0];
        
        [[WKWebsiteDataStore defaultDataStore] removeDataOfTypes:websiteDataTypes modifiedSince:dateFrom completionHandler:^{
            
        }];
    }
    //    NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:self.url]];
    NSString *urlStr = [self.url stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
    NSMutableURLRequest *theRequest = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:urlStr]
                                                              cachePolicy:NSURLRequestReloadIgnoringCacheData
                                                          timeoutInterval:15.0];
    [self.webView loadRequest:theRequest];
}

- (void)addUserhandler {
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_close];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_get_token];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_wx_share];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_get_wechat_info];
    
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_login];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_wx_share_url];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_wx_share_image];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_wx_share_video];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_wx_share_min];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_open_taobao_url];
    
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_open_goodDetail];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_open_url];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_isLogin];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:app_h5_withdraw];
    [[self.webView configuration].userContentController addScriptMessageHandler:[[WYWeakScriptMessageDelegate alloc] initWithDelegate:self] name:openWeiChat];
}

#pragma mark --- WKScriptMessageHandler

- (void)userContentController:(WKUserContentController *)userContentController didReceiveScriptMessage:(WKScriptMessage *)message {
    if ([message.name isEqualToString:app_h5_close]) {
        //关闭页面
        [self.navigationController popViewControllerAnimated:YES];
    }
    else if ([message.name isEqualToString:app_h5_get_token]){
        //传token给js
        [self sendUserTokenToJS:message];
    }
    else if ([message.name isEqualToString:app_h5_wx_share]){
        //调起原生分享
        [self shareToNative:message];
    }
    else if ([message.name isEqualToString:app_h5_get_wechat_info]){
        //获取微信信息
        [self getWechatInfoWithMessage:message];
    }
    else if ([message.name isEqualToString:app_h5_wx_share_image]){
        //分享图片
        [self shareImage:message];
    }
    else if ([message.name isEqualToString:app_h5_wx_share_url]){
        //分享url
        [self shareURL:message];
    }
    else if ([message.name isEqualToString:app_h5_wx_share_video]){
        //分享video
        [self shareVideo:message];
    }
    else if ([message.name isEqualToString:app_h5_wx_share_min]){
        //分享小程序
        [self shareMinProgram:message];
        
    }else if ([message.name isEqualToString:app_h5_login]){
        //获取token
        [self gotoNativeLogin:message];
        
    }else if ([message.name isEqualToString:app_h5_open_taobao_url]){
        //打开淘宝
        [self openTaobao:message];
    }else if ([message.name isEqualToString:app_h5_open_goodDetail] )
    {
        [self goodDetail:message];
    }else if ([message.name isEqualToString:app_h5_open_url] )
    {//h5打开URL
        [self openUrl:message];
    }else if ([message.name isEqualToString:app_h5_isLogin] )
    {
        [self sendUserTokenISLoginToJS:message];
    }else if ([message.name isEqualToString:app_h5_withdraw] )//提现
    {
        [self withdrawal:message];
        
    }else if ([message.name isEqualToString:openWeiChat] )//打开微信
    {
        [self callWeChat];
    }
    
    else {
        
    }
}
//提现页面
-(void)withdrawal:(WKScriptMessage *)message
{
    if (![AccountTool isLogin]) {
        LDNewLoginVC *login = [[LDNewLoginVC alloc] init];
        login.loginSucc = ^{
            NSDictionary *dict = [self dictionaryWithJsonString:message.body];
            NSString *jsMethod = dict[@"js_callback"];
            
            NSString *token = [AccountTool account].token;
            NSDictionary *param = @{@"token":token,
                                    };
            NSString *jsonDict = [self convertToJsonData:param];
            NSString *callBacKMethod = [NSString stringWithFormat:@"%@('%@')",jsMethod,jsonDict];
            [self.webView evaluateJavaScript:callBacKMethod completionHandler:^(id _Nullable value, NSError * _Nullable error) {
                
            }];
        };
        login.modalPresentationStyle = UIModalPresentationFullScreen;
        [self presentViewController:login animated:YES completion:nil];
        return;
    }
    LDChildAccountViewController *accountDetail = [[LDChildAccountViewController alloc] init];//提现
    [self.navigationController pushViewController:accountDetail animated:YES];
}
//调起微信
- (void)callWeChat
{
    NSString* WeChatUrl = [NSString stringWithFormat:@"weixin://"];
    UIWebView* webview = [[UIWebView alloc]initWithFrame:CGRectZero];
    [[UIApplication sharedApplication].keyWindow addSubview:webview];
    NSURL*url = [NSURL URLWithString:WeChatUrl];
    NSURLRequest *request = [NSURLRequest requestWithURL:url];
    [webview loadRequest:request];
    
}


//h5打开URL
-(void)openUrl:(WKScriptMessage *)message
{
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    NSString *jsMethod = dict[@"push_url"];
    LDAdWebViewController *web =[[LDAdWebViewController alloc]init];
    web.url=jsMethod;
    [self.navigationController pushViewController:web animated:YES];
}

/**
 传token判断登录给js
 */
- (void)sendUserTokenISLoginToJS:(WKScriptMessage *)message {
    
    __block NSString *token = [AccountTool account].token;
    
    
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    NSString *jsMethod = dict[@"js_callback"];
    if (!token) {
        token = @"";
    }
    NSString *islogin=@"false";
    if ([AccountTool isLogin] ) {
        islogin = @"true";
    }
    NSDictionary *tokenPara = @{@"token":token,
                                @"isLogin":islogin
                                };
    NSString *jsonDict = [self convertToJsonData:tokenPara];
    NSString *callBacKMethod = [NSString stringWithFormat:@"%@('%@')",jsMethod,jsonDict];
    [self.webView evaluateJavaScript:callBacKMethod completionHandler:^(id _Nullable value, NSError * _Nullable error) {
        
    }];
    
}


- (void)refreshH5Action {
    
    if (@available(iOS 9.0, *)) {
        NSArray * types=@[WKWebsiteDataTypeCookies,WKWebsiteDataTypeLocalStorage];
        
        NSSet *websiteDataTypes= [NSSet setWithArray:types];
        NSDate *dateFrom = [NSDate dateWithTimeIntervalSince1970:0];
        
        [[WKWebsiteDataStore defaultDataStore] removeDataOfTypes:websiteDataTypes modifiedSince:dateFrom completionHandler:^{
            
        }];
    }
    
    
    NSString *callBacKMethod = [NSString stringWithFormat:@"%@()",refresh_h5];
    [self.webView evaluateJavaScript:callBacKMethod completionHandler:^(id _Nullable value, NSError * _Nullable error) {
        
    }];
}

/**
 传token给js
 */
- (void)sendUserTokenToJS:(WKScriptMessage *)message {
    
    __block NSString *token = [AccountTool account].token;
    NSString *openid = [AccountTool account].openId;
    NSString *unionid = [AccountTool account].unionid;
    if (![AccountTool isLogin] || openid==nil || unionid ==nil) {
        LDNewLoginVC *login = [[LDNewLoginVC alloc] init];
        login.loginSucc = ^{
            NSDictionary *dict = [self dictionaryWithJsonString:message.body];
            NSString *jsMethod = dict[@"js_callback"];
            if (!token) {
                token = @"";
            }
            NSDictionary *tokenPara = @{@"token":token,
                                        @"openid":openid,
                                        @"unionid":unionid,
                                        };
            NSString *jsonDict = [self convertToJsonData:tokenPara];
            NSString *callBacKMethod = [NSString stringWithFormat:@"%@('%@')",jsMethod,jsonDict];
            [self.webView evaluateJavaScript:callBacKMethod completionHandler:^(id _Nullable value, NSError * _Nullable error) {
                
            }];
        };
        login.modalPresentationStyle = UIModalPresentationFullScreen;
        [self presentViewController:login animated:YES completion:nil];
        return;
    }
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    NSString *jsMethod = dict[@"js_callback"];
    if (!token) {
        token = @"";
    }
    NSDictionary *tokenPara = @{@"token":token,
                                @"openid":openid,
                                @"unionid":unionid,
                                };
    NSString *jsonDict = [self convertToJsonData:tokenPara];
    NSString *callBacKMethod = [NSString stringWithFormat:@"%@('%@')",jsMethod,jsonDict];
    [self.webView evaluateJavaScript:callBacKMethod completionHandler:^(id _Nullable value, NSError * _Nullable error) {
        
    }];
    
}

//商品详情页
-(void)goodDetail:(WKScriptMessage *)message
{
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    DetailRequestModel *model =[[DetailRequestModel alloc]init];
    [model setValuesForKeysWithDictionary:dict];
     [MobClick event:HomeSaleListDetail label:@"特卖专区跳转详情"];
    LDGoodDetailViewController *detail = [[LDGoodDetailViewController alloc] init];
    detail.requestModel = model;
    
    [self.navigationController pushViewController:detail animated:YES];
}
/**
 唤起登录
 */
- (void)gotoNativeLogin:(WKScriptMessage *)message {
    if (![AccountTool isLogin]) {
        LDNewLoginVC *login = [[LDNewLoginVC alloc] init];
        login.loginSucc = ^{
            NSDictionary *dict = [self dictionaryWithJsonString:message.body];
            NSString *jsMethod = dict[@"js_callback"];
            
            NSString *token = [AccountTool account].token;
            NSDictionary *param = @{@"token":token,
                                    };
            NSString *jsonDict = [self convertToJsonData:param];
            NSString *callBacKMethod = [NSString stringWithFormat:@"%@('%@')",jsMethod,jsonDict];
            [self.webView evaluateJavaScript:callBacKMethod completionHandler:^(id _Nullable value, NSError * _Nullable error) {
                
            }];
        };
        login.modalPresentationStyle = UIModalPresentationFullScreen;
        [self presentViewController:login animated:YES completion:nil];
        return;
    }
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    NSString *jsMethod = dict[@"js_callback"];
    
    NSString *token = [AccountTool account].token;
    NSDictionary *param = @{@"token":token,
                            };
    NSString *jsonDict = [self convertToJsonData:param];
    NSString *callBacKMethod = [NSString stringWithFormat:@"%@('%@')",jsMethod,jsonDict];
    [self.webView evaluateJavaScript:callBacKMethod completionHandler:^(id _Nullable value, NSError * _Nullable error) {
        
    }];
}

/**
 获取微信信息
 */
- (void)getWechatInfoWithMessage:(WKScriptMessage *)message {
    
    NSString *openid = [AccountTool account].openId;
    NSString *unionid = [AccountTool account].unionid;
    if (![AccountTool isLogin] || openid==nil || unionid ==nil) {
        LDNewLoginVC *login = [[LDNewLoginVC alloc] init];
        login.loginSucc = ^{
            NSDictionary *dict = [self dictionaryWithJsonString:message.body];
            NSString *jsMethod = dict[@"js_callback"];
            
            
            NSDictionary *param = @{@"openid":openid,
                                    @"unionid":unionid
                                    };
            NSString *jsonDict = [self convertToJsonData:param];
            NSString *callBacKMethod = [NSString stringWithFormat:@"%@('%@')",jsMethod,jsonDict];
            [self.webView evaluateJavaScript:callBacKMethod completionHandler:^(id _Nullable value, NSError * _Nullable error) {
                
            }];
        };
        login.modalPresentationStyle = UIModalPresentationFullScreen;
        [self presentViewController:login animated:YES completion:nil];
        return;
    }
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    NSString *jsMethod = dict[@"js_callback"];
    
    
    NSDictionary *param = @{@"openid":openid,
                            @"unionid":unionid
                            };
    NSString *jsonDict = [self convertToJsonData:param];
    NSString *callBacKMethod = [NSString stringWithFormat:@"%@('%@')",jsMethod,jsonDict];
    [self.webView evaluateJavaScript:callBacKMethod completionHandler:^(id _Nullable value, NSError * _Nullable error) {
        
    }];
}

/**
 调起分享
 */
- (void)shareToNative:(WKScriptMessage *)message {
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    if ([dict[@"shareType"] isEqualToString:@"1"]) {
        [self shareImageWithplatformType:UMSocialPlatformType_WechatSession withDict:dict];
    }else {
        [self shareImageWithplatformType:UMSocialPlatformType_WechatTimeLine withDict:dict];
    }
}

- (void)shareImage:(WKScriptMessage *)message {
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    if ([dict[@"shareType"] isEqualToString:@"1"]) {
        [WechatShareTool shareImageWithplatformType:UMSocialPlatformType_WechatSession withDict:dict];
    }else {
        [WechatShareTool shareImageWithplatformType:UMSocialPlatformType_WechatTimeLine withDict:dict];
    }
}
- (void)shareURL:(WKScriptMessage *)message {
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    if ([dict[@"shareType"] isEqualToString:@"1"]) {
        [WechatShareTool shareURLWithplatformType:UMSocialPlatformType_WechatSession withDict:dict];
    }else {
        [WechatShareTool shareURLWithplatformType:UMSocialPlatformType_WechatTimeLine withDict:dict];
    }
}
- (void)shareVideo:(WKScriptMessage *)message {
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    if ([dict[@"shareType"] isEqualToString:@"1"]) {
        [WechatShareTool shareVideoWithplatformType:UMSocialPlatformType_WechatSession withDict:dict];
    }else {
        [WechatShareTool shareVideoWithplatformType:UMSocialPlatformType_WechatTimeLine withDict:dict];
    }
}
- (void)shareMinProgram:(WKScriptMessage *)message {
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    [WechatShareTool shareMinProgramWithplatformType:UMSocialPlatformType_WechatSession withDict:dict];
}
- (void)openTaobao:(WKScriptMessage *)message {
    NSDictionary *dict = [self dictionaryWithJsonString:message.body];
    NSString *url = dict[@"taobaoUrl"];
    [self jumpToTaobaoWithUrl:url];
}


- (void)jumpToTaobaoWithUrl:(NSString *)url {
    
    id<AlibcTradePage> page = [AlibcTradePageFactory page:url];
    //淘客信息
    AlibcTradeTaokeParams *taoKeParams=[[AlibcTradeTaokeParams alloc] init];
    taoKeParams.pid= ALTK_PID;
    //打开方式
    AlibcTradeShowParams* showParam = [[AlibcTradeShowParams alloc] init];
    
    showParam.openType = AlibcOpenTypeNative;
    
    [[AlibcTradeSDK sharedInstance].tradeService openByUrl:url identity:@"trade" webView:nil parentController:self.parentViewController showParams:showParam taoKeParams:taoKeParams trackParam:nil tradeProcessSuccessCallback:^(AlibcTradeResult * _Nullable result) {
        
    } tradeProcessFailedCallback:^(NSError * _Nullable error) {
        
    }];
    
}


-(void)shareImageWithplatformType:(UMSocialPlatformType)platformType withDict:(NSDictionary *)dict{
    //创建分享消息对象
    UMSocialMessageObject *messageObject = [UMSocialMessageObject messageObject];
    //创建图片内容对象
    UMShareWebpageObject *shareObject = [UMShareWebpageObject shareObjectWithTitle:dict[@"shareTitle"] descr:dict[@"shareDescirpt"] thumImage:dict[@"shareImageUrl"]];
    shareObject.webpageUrl = dict[@"shareUrl"];
    messageObject.shareObject = shareObject;
    [[UMSocialManager defaultManager] shareToPlatform:platformType messageObject:messageObject currentViewController:nil completion:^(id data, NSError *error) {
        
    }];
}


/**
 kvo监听进度条
 
 @param keyPath keyPath description
 @param object object description
 @param change change description
 @param context context description
 */
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary<NSKeyValueChangeKey,id> *)change context:(void *)context{
    if ([keyPath isEqualToString:NSStringFromSelector(@selector(estimatedProgress))] && object == self.webView ) {
        [self.progressView setAlpha:1.0];
        
        [self.progressView setProgress:self.webView.estimatedProgress ];
        if (self.webView.estimatedProgress >= 1.0) {
            [UIView animateWithDuration:0.7 animations:^{
                [self.progressView setProgress:1.0 animated:YES];
                [self.progressView setAlpha:0.0];
                
            }];
            
        }
    }else{
        [super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
    }
}


#pragma mark-
#pragma mark- WKNavigationDelegate delegate


/**
 开始加载web的时候
 
 @param webView webView description
 @param navigation navigation description
 */
- (void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation{
//    //开始加载的时候,让进度条显示
//    self.progressView.hidden = NO;
//    self.progressView.progress = 0;
//    self.progressView.alpha = 1.0;
//    [UIView animateWithDuration:0.8 animations:^{
//        self.progressView.progress = 0.6;
//
//    }];
}

/**
 当网页加载完成的时候调用
 
 @param webView web描述
 @param navigation 导航的描述
 */
- (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation{
   
    [[UIApplication sharedApplication]setNetworkActivityIndicatorVisible:NO];
   
}


-(void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler
{
    NSURL *url = navigationAction.request.URL;
    UIApplication *app = [UIApplication sharedApplication];
    
    // 打开appstore
    if ([url.absoluteString containsString:@"https://itunes.apple.com/cn/app/"])
    {
        if ([app canOpenURL:url])
        {
            //设备系统为IOS 10.0或者以上的
            if (@available(iOS 10.0, *)) {
                [[UIApplication sharedApplication] openURL:url options:@{} completionHandler:nil];
            } else {
                [[UIApplication sharedApplication] openURL:url];
            }
            
            decisionHandler(WKNavigationActionPolicyCancel);
            return;
        }
    }
    decisionHandler(WKNavigationActionPolicyAllow);
    
    
    
}


#pragma mark -----------

- (void)backAction {
    NSArray *viewControllers = self.navigationController.viewControllers;
    if (viewControllers.count < 1){
        [self dismissViewControllerAnimated:YES completion:nil];
    }else {
        if (self.webView.canGoBack) {
            [self.webView goBack];
        }else{
            [self.navigationController popViewControllerAnimated:YES];
        }
    }
    
    
}

- (void)closeAction {
    [self.navigationController popViewControllerAnimated:YES];
}

- (void)refreshAction {
    [self.webView reload];
}

- (WKWebView *)webView{
    if (!_webView) {
        
        WKWebViewConfiguration *config = [[WKWebViewConfiguration alloc] init];
        config.allowsInlineMediaPlayback = NO;
        _webView = [[WKWebView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, ChildTableViewHeight) configuration:config];
        _webView.backgroundColor = [UIColor colorWithRed:240.0/255 green:240.0/255 blue:240.0/255 alpha:1.0];
        
        //使用kvo监听进度
        [_webView addObserver:self forKeyPath:NSStringFromSelector(@selector(estimatedProgress)) options:0 context:nil];
//        _webView.scrollView.delegate=self;
        //手势触摸滑动
        _webView.allowsBackForwardNavigationGestures = YES;
        //自适应
        [_webView sizeToFit];
        //自适应
        [_webView sizeToFit];
    }
    return _webView;
}

#pragma mark-
#pragma mark- SetupConstraints

/** 加载配置以及视图添加*/
- (void)loadSubViewsConfiguration{
    [self.view addSubview:self.webView];
   
}

#pragma mark - scrollView
- (void)scrollViewDidScroll:(UIScrollView *)scrollView
{
    
    

    if (scrollView.contentOffset.y < 0 ||[self.webView.scrollView.mj_footer isRefreshing]) {
        return;
    }
    //scrollView已经有拖拽手势，直接拿到scrollView的拖拽手势
    UIPanGestureRecognizer *pan = scrollView.panGestureRecognizer;
    //获取到拖拽的速度 >0 向下拖动 <0 向上拖动
    CGFloat velocity = [pan velocityInView:scrollView].y;
 
    CGFloat offY = scrollView.contentOffset.y - _lastContentOffset;
    NSNotification *noti = [[NSNotification alloc] initWithName:ScrollDirectorNoti object:nil userInfo:@{@"director":@(velocity),@"offY":@(offY)}];
    [[NSNotificationCenter defaultCenter] postNotification:noti];
    _lastContentOffset = scrollView.contentOffset.y;
    
}



//- (UIProgressView *)progressView{
//    if (!_progressView) {
//        _progressView = [[UIProgressView alloc]initWithProgressViewStyle:UIProgressViewStyleDefault];
//        _progressView.frame = CGRectMake(0, NavBarHeight, self.view.frame.size.width, 2);
//        //设置进度条的色彩
//        [_progressView setTrackTintColor:[UIColor colorWithRed:240.0/255 green:240.0/255 blue:240.0/255 alpha:1.0]];
//        _progressView.progressTintColor = [UIColor homeRedColor];
//    }
//    return _progressView;
//}

//观察的移除
- (void)dealloc{
    [self.webView removeObserver:self forKeyPath:NSStringFromSelector(@selector(estimatedProgress))];
    [[NSNotificationCenter defaultCenter] removeObserver:self];
}



/**
 json字符串转字典
 */
- (NSDictionary *)dictionaryWithJsonString:(NSString *)jsonString
{
    if (jsonString == nil) {
        return nil;
    }
    
    NSData *jsonData = [jsonString dataUsingEncoding:NSUTF8StringEncoding];
    NSError *err;
    NSDictionary *dic = [NSJSONSerialization JSONObjectWithData:jsonData
                                                        options:NSJSONReadingMutableContainers
                                                          error:&err];
    if(err)
    {
        NSLog(@"json解析失败：%@",err);
        return nil;
    }
    return dic;
}


/**
 字典转json字符串
 */
- (NSString *)convertToJsonData:(NSDictionary *)dict

{
    
    NSError *error;
    
    NSData *jsonData = [NSJSONSerialization dataWithJSONObject:dict options:NSJSONWritingPrettyPrinted error:&error];
    
    NSString *jsonString;
    
    if (!jsonData) {
        
        NSLog(@"%@",error);
        
    }else{
        
        jsonString = [[NSString alloc]initWithData:jsonData encoding:NSUTF8StringEncoding];
        
    }
    
    NSMutableString *mutStr = [NSMutableString stringWithString:jsonString];
    
    NSRange range = {0,jsonString.length};
    
    //去掉字符串中的空格
    
    [mutStr replaceOccurrencesOfString:@" " withString:@"" options:NSLiteralSearch range:range];
    
    NSRange range2 = {0,mutStr.length};
    
    //去掉字符串中的换行符
    
    [mutStr replaceOccurrencesOfString:@"\n" withString:@"" options:NSLiteralSearch range:range2];
    
    return mutStr;
    
}


- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

/*
 #pragma mark - Navigation
 
 // In a storyboard-based application, you will often want to do a little preparation before navigation
 - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
 // Get the new view controller using [segue destinationViewController].
 // Pass the selected object to the new view controller.
 }
 */


@end