//
//  RAYTPlayer.m
//  iSales-UWAVER
//
//  Created by Rui Zhang on 11/26/19.
//  Copyright © 2019 United Software Applications, Inc. All rights reserved.
//

#import "RAYTPlayer.h"
#import "const.h"
#import "RAUtils.h"
@interface RAYTPlayer ()



@end

@implementation RAYTPlayer


- (instancetype)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    if (self) {
        
        [self initWKWebView];
        [self initMessageHandler];
    }
    return self;
}
- (instancetype)initWithCoder:(NSCoder *)coder
{
    self = [super initWithCoder:coder];
    if (self) {
      
        [self initWKWebView];
        [self initMessageHandler];
        
    }
    return self;
}

- (void)layoutSubviews {
    [super layoutSubviews];
    
    self.wkwebView.frame = self.bounds;
}

-(void) initWKWebView
{
    WKWebViewConfiguration *configuration = [[WKWebViewConfiguration alloc] init];
    
    WKPreferences *preferences = [WKPreferences new];
    preferences.javaScriptCanOpenWindowsAutomatically = false;
//    preferences.minimumFontSize = 40.0;
    configuration.mediaTypesRequiringUserActionForPlayback = WKAudiovisualMediaTypeAll;
    configuration.allowsInlineMediaPlayback = true;
    configuration.allowsPictureInPictureMediaPlayback=false;
    configuration.preferences = preferences;
    
    _wkwebView = [[WKWebView alloc] initWithFrame:self.bounds configuration:configuration];
    self.wkwebView.hidden=YES;
//    self.wkwebView.UIDelegate = self;
    
    self.wkwebView.autoresizingMask = (UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
    self.wkwebView.navigationDelegate = self;
    self.wkwebView.scrollView.bounces = false;
    [self addSubview:self.wkwebView];
    
//    __weak typeof(self) weakSelf = self;
//    [self.wkwebView.scrollView setEmptyContentViewBackgroupColor:UIColor.whiteColor];
//    self.wkwebView.scrollView.emptyView = [RAEmptyView emptyViewWithTitle:@"can not reach the server.\ntap to reload" clickHandler:^(id sender) {
//        [weakSelf LoadFromURL:weakSelf.url];
//    }];
    
    
//    self.firstLoad = YES;
    
    

    
    
}
-(void)LoadWithVid:(NSString *)vid
{
    if(self.wkwebView==nil)
        return;
     NSString * replacement = [NSString stringWithFormat:@"src=\"https://www.youtube.com/embed/%@\"",vid];
    NSError *error;

    NSString *htmlStr = [NSString stringWithContentsOfFile:[[NSBundle mainBundle]pathForResource:@"ytplayer" ofType:@"html"]encoding:NSUTF8StringEncoding error: & error];
    
    htmlStr=[htmlStr stringByReplacingOccurrencesOfString:@"src=replacement" withString:replacement];
    
   
    
//    NSString *htmlStr1=@"abc def ggg";
//    [htmlStr stringByReplacingOccurrencesOfString:@"src=replacement" withString:replacement];
//    NSString* new_url = [NSString stringWithFormat:@"https://www.youtube.com/embed/%@?playsinline=1",vid];
    
    
    
//    [self.wkwebView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:new_url]]];
    [self.wkwebView loadHTMLString:htmlStr baseURL:nil];
    self.wkwebView.hidden=NO;
}

-(void)LoadFromURL:(NSString *)vid
{
    if(self.wkwebView==nil)
        return;
    
    NSString* url = [NSString stringWithFormat:@"https://www.youtube.com/embed/%@?playsinline=1",vid];
    NSURL* U=[NSURL URLWithString:url];
    NSURLRequest* request=[[NSURLRequest alloc]initWithURL:U cachePolicy:NSURLRequestReturnCacheDataElseLoad timeoutInterval:30.0f];
    
    [self.wkwebView loadRequest:request];
}

-(void) initMessageHandler
{

}
-(void)destroyMessageHandler
{

}
- (void)dealloc
{
    [self destroyMessageHandler];

}

#pragma mark - Setter

- (void)setContentInsetAdjustmentBehavior:(UIScrollViewContentInsetAdjustmentBehavior)contentInsetAdjustmentBehavior {
    self.wkwebView.scrollView.contentInsetAdjustmentBehavior = contentInsetAdjustmentBehavior;
}

#pragma mark - player
//- (void)stringFromEvaluatingJavaScript:(NSString *)jsToExecute {
// // return [self.wkwebView stringByEvaluatingJavaScriptFromString:jsToExecute];
//
//
//[self.wkwebView evaluateJavaScript:jsToExecute completionHandler:^(id _Nullable result, NSError * _Nullable error) {
//                    DebugLog(@"%@----%@",result, error);
//                }];
//
//}


- (void)stopVideo {
    
  
    [self.wkwebView reload];
    
}
#pragma mark - Utils

- (NSString *)adjustNilString:(NSString *)str {
    if (str) {
        return str;
    }
    return @"";
}


//-(UIViewController*) getViewController
//{
//    for (UIView* next = [self superview]; next; next = next.superview) {
//        UIResponder* nextResponder = [next nextResponder];
//        if ([nextResponder isKindOfClass:[UIViewController class]]) {
//            return (UIViewController*)nextResponder;
//        }
//    }
//    return nil;
//}

#pragma mark - WKNavigationDelegate

- (void)webView:(WKWebView *)webView didReceiveServerRedirectForProvisionalNavigation:(WKNavigation *)navigation {
    
    
    DebugLog(@"%s",__func__);
}

- (void)webView:(WKWebView *)webView didReceiveAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge completionHandler:(void (^)(NSURLSessionAuthChallengeDisposition, NSURLCredential * _Nullable))completionHandler {
    DebugLog(@"%s",__func__);
    
    
    //1)获取trust object
    SecTrustRef trust = challenge.protectionSpace.serverTrust;
//    SecTrustResultType result;
    
    //2)SecTrustEvaluate对trust进行验证
    
    
//    OSStatus status = SecTrustEvaluate(trust, &result);
    
    //    CFArrayRef defaultPolicies = NULL;
    //    SecTrustCopyPolicies(trust, &defaultPolicies);
    //    DebugLog(@"default policies: %@",(__bridge id)defaultPolicies);
    

    
    dispatch_async(dispatch_get_global_queue(0, 0), ^{
        CFErrorRef cfError = nil;
        bool btrust = SecTrustEvaluateWithError(trust, &cfError);
        
        NSMutableArray *policies = [NSMutableArray array];
        [policies addObject:(__bridge_transfer id)SecPolicyCreateBasicX509()];
        SecTrustSetPolicies(trust, (__bridge CFArrayRef)policies);
        
    //    if (status == errSecSuccess && (result == kSecTrustResultProceed || result == kSecTrustResultUnspecified))
        if(btrust&&cfError == nil)
        {
            
            //3)验证成功，生成NSURLCredential凭证cred，告知challenge的sender使用这个凭证来继续连接
            NSURLCredential *cred = [NSURLCredential credentialForTrust:trust];
            [challenge.sender useCredential:cred forAuthenticationChallenge:challenge];
            if (completionHandler) {
                completionHandler(NSURLSessionAuthChallengeUseCredential,cred); // 使用证书
            }
            
        } else {
            
            [challenge.sender cancelAuthenticationChallenge:challenge];
            
            //4)验证失败，取消这次验证流程
            if (completionHandler) {
                completionHandler(NSURLSessionAuthChallengeCancelAuthenticationChallenge,nil); // 忽略证书
            }
            
        }
        

    });

}


- (void)webView:(WKWebView *)webView didFailNavigation:(WKNavigation *)navigation withError:(NSError *)error
{
    DebugLog(@"%@",error);
}

//禁止链接跳转
- (void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler {
    
      DebugLog(@"%s",__func__);
        DebugLog(@"navigationAction = %@, \r!!!!!!!!!!!!!!!!!!!!!!\n request = %@",navigationAction,navigationAction.request.URL);

    //    NSURLRequest * request = navigationAction.request;


return decisionHandler(WKNavigationActionPolicyAllow);


//        if ([request.URL.host isEqual: self.originURL.host]) {
//          return decisionHandler(WKNavigationActionPolicyAllow);
//        } else if ([request.URL.scheme isEqual:@"ytplayer"]) {
//          [self notifyDelegateOfYouTubeCallbackUrl:request.URL];
//          return decisionHandler(WKNavigationActionPolicyCancel);
//        } else if ([request.URL.scheme isEqual: @"http"] || [request.URL.scheme isEqual:@"https"]) {
//          if( [self handleHttpNavigationToUrl:request.URL])
//              return decisionHandler(WKNavigationActionPolicyAllow);
//            else
//                return decisionHandler(WKNavigationActionPolicyCancel);
//        }
//        return decisionHandler(WKNavigationActionPolicyAllow);
}

@end