//
//  QXLoginProtocolViewController.m
//  QXLive
//
//  Created by 启星 on 2025/5/30.
//

#import "QXLoginProtocolViewController.h"
#import <WebKit/WebKit.h>

static void *WKWebBrowserContext = &WKWebBrowserContext;
@interface QXLoginProtocolViewController ()<WKNavigationDelegate>
@property(nonatomic,strong)WKWebView *contentWebView;
@property(nonatomic,strong)UIProgressView *progressView;
@end

@implementation QXLoginProtocolViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
}
-(void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear:animated];
    [self.navigationController setNavigationBarHidden:NO animated:YES];
}

-(void)setNavgationItems{
    [super setNavgationItems];
    NSString *title = @"";
    if (self.type == 4) {
        title = QXText(@"隐私政策");
    }else if (self.type == 6) {
        title = QXText(@"用户使用协议");
    }
    self.navigationItem.title = title;
}
- (void)initSubViews{
    [self.view addSubview:self.contentWebView];
    [self.view addSubview:self.progressView];
    [self layoutConstraints];
    NSString *server = QXGlobal.shareGlobal.currentServer;
    NSURL* url=[NSURL URLWithString:[NSString stringWithFormat:@"%@%@?id=%ld",server,QXAppProtocol,self.type]];
    NSURLRequest *request =[NSURLRequest requestWithURL:url];
    [self.contentWebView loadRequest:request];
}
- (void)layoutConstraints {
    [self.contentWebView setFrame:CGRectMake(0, NavContentHeight, SCREEN_WIDTH, SCREEN_HEIGHT-(NavContentHeight))];
    [self.progressView setFrame:CGRectMake(0, NavContentHeight, SCREEN_WIDTH, 2)];
}
#pragma mark - WKNavigationDelegate
//开始加载
- (void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation{
    //开始加载的时候，让加载进度条显示
    self.progressView.hidden = NO;
}


//KVO监听进度条
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
    
    if ([keyPath isEqualToString:NSStringFromSelector(@selector(estimatedProgress))] && object == self.contentWebView) {
        [self.progressView setAlpha:1.0f];
        BOOL animated = self.contentWebView.estimatedProgress > self.progressView.progress;
        [self.progressView setProgress:self.contentWebView.estimatedProgress animated:animated];
        
        // Once complete, fade out UIProgressView
        if(self.contentWebView.estimatedProgress >= 1.0f) {
            [UIView animateWithDuration:0.3f delay:0.3f options:UIViewAnimationOptionCurveEaseOut animations:^{
                [self.progressView setAlpha:0.0f];
            } completion:^(BOOL finished) {
                [self.progressView setProgress:0.0f animated:NO];
            }];
        }
    }
    else {
        [super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
    }
}

#pragma mark - getters and setters
- (WKWebView *)contentWebView {
    if (!_contentWebView) {
        //设置网页的配置文件
        WKWebViewConfiguration * configuration = [[WKWebViewConfiguration alloc]init];
        // 允许可以与网页交互，选择视图
        configuration.selectionGranularity = YES;
        // web内容处理池pr
        configuration.processPool = [[WKProcessPool alloc] init];
        //自定义配置,一般用于 js调用oc方法(OC拦截URL中的数据做自定义操作)
        WKUserContentController * UserContentController = [[WKUserContentController alloc]init];
        // 是否支持记忆读取
        configuration.suppressesIncrementalRendering = YES;
        // 允许用户更改网页的设置
        configuration.preferences.javaScriptEnabled = YES;
        configuration.preferences.javaScriptCanOpenWindowsAutomatically = YES;
        configuration.userContentController = UserContentController;
        // 此处一定要做判断，因为是iOS9之后才有的方法，否则在iOS8下会崩溃
        if ([[UIDevice currentDevice].systemVersion floatValue] >= 9.0) {
            //允许视频播放
            configuration.allowsAirPlayForMediaPlayback = YES;
            // 允许在线播放
            configuration.allowsInlineMediaPlayback = YES;
            //开启手势触摸 默认设置就是NO。在ios8系统中会导致手势问题，程序崩溃
            _contentWebView.allowsBackForwardNavigationGestures = YES;
        }
        _contentWebView = [[WKWebView alloc] initWithFrame:self.view.bounds configuration:configuration];
        _contentWebView.backgroundColor = [UIColor whiteColor];
        _contentWebView.opaque = YES;
        //适应你设定的尺寸
        [_contentWebView sizeToFit];
        _contentWebView.scrollView.showsVerticalScrollIndicator = NO;
        // 设置代理
        _contentWebView.navigationDelegate = self;
        //kvo 添加进度监控
        [_contentWebView addObserver:self forKeyPath:NSStringFromSelector(@selector(estimatedProgress)) options:0 context:WKWebBrowserContext];
    }
    return _contentWebView;
}

- (UIProgressView *)progressView {
    if (!_progressView) {
        _progressView = [[UIProgressView alloc]initWithProgressViewStyle:UIProgressViewStyleDefault];
        [_progressView setTrackTintColor:[UIColor colorWithRed:240.0/255 green:240.0/255 blue:240.0/255 alpha:1.0]];
        _progressView.progressTintColor = QXConfig.themeColor;
    }
    return _progressView;
}

@end