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//
//  StudyHelpDetailVC.m
//  LNMobileProject
//
//  Created by Liu Cheng on 2019/7/10.
//

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

@interface StudyHelpDetailVC () <WKNavigationDelegate>

@property (weak, nonatomic) IBOutlet EXTView *viewContainer;
@property (weak, nonatomic) IBOutlet NSLayoutConstraint *constraintContainerHeight;

@property (strong, nonatomic) WKWebView *webView;

@end

@implementation StudyHelpDetailVC

#pragma mark - ---- 生命周期 ----

- (void)viewDidLoad {
    [super viewDidLoad];
    
    [self initUI];
    [self updateUI];
    [self loadData];
}

#pragma mark - ---- 私有方法 ----

- (void)initUI {
    self.navigationItem.title = @"详情";
    
    self.webView = [[WKWebView alloc] initWithFrame:CGRectZero configuration:WKWebViewConfiguration.new];
    self.webView.navigationDelegate = self;
    [self.viewContainer addSubview:self.webView];
    [self.webView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.left.bottom.right.offset(0);
    }];
    
     @weakify(self);
     [self.KVOController observe:self.webView.scrollView keyPath:@"contentSize" options:0 block:^(id  _Nullable observer, id  _Nonnull object, NSDictionary<NSKeyValueChangeKey,id> * _Nonnull change) {
         @strongify(self);
         self.constraintContainerHeight.constant = self.webView.scrollView.contentSize.height;
     }];

    [SVProgressHUD show];
    [self.webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:self.url]]];
}

- (void)updateUI {
    
}

- (void)loadData {
    
}

#pragma mark - ---- 代理相关 ----

- (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation {
    [SVProgressHUD dismiss];
}

#pragma mark - ---- 用户交互 ----

@end