1v1_7/MSYOUPAI/3rd/BaseVC/ZCBaseWebVC.m

//
//  ZCBaseWebVC.m
//  HuaKaiChat
//
//  Created by 张灿 on 2017/6/28.
//  Copyright © 2017年 huakai. All rights reserved.
//

#import "ZCBaseWebVC.h"
#import "ZCBaseWebView.h"

@interface ZCBaseWebVC ()<ZCBaseWebViewDelegate>
@property (nonatomic, strong) UIProgressView *progressView;
@property (nonatomic, strong) ZCBaseWebView *webView;
@property (nonatomic, strong) UIButton *closeBtn;
@end

@implementation ZCBaseWebVC

- (ZCBaseWebView *)webView
{
    if (!_webView) {
        CGRect frame = CGRectMake(0, NavBarHeight, KScreenWidth,KScreenHeight-NavBarHeight);
        if (self.needHideNav) {
            frame = CGRectMake(0, 0, KScreenWidth, KScreenHeight - TabbarHeight);
        }
        _webView = [[ZCBaseWebView alloc] initWithFrame:frame];
        _webView.contentUrl = self.contentUrl;
//        _webView.delegate = self;
        _webView.nav = self.navigationController;
        
    }
    return _webView;
}

- (void)viewDidLoad {
    [super viewDidLoad];
    self.automaticallyAdjustsScrollViewInsets = NO;
//    self.view.backgroundColor = [UIColor clearColor];
    
    
    UIButton *backBtn = [UIButton buttonWithType:UIButtonTypeCustom];
    backBtn.frame = CGRectMake(0.0f, 0.0f, 20.0f, 44.0f);
    [backBtn setImage:[UIImage imageNamed:@"vqu_images_navigation_back_black"] forState:UIControlStateNormal];
    [backBtn setImage:[UIImage imageNamed:@"vqu_images_navigation_back_black"] forState:UIControlStateHighlighted];
    [backBtn addTarget:self action:@selector(backBtnClick) forControlEvents:UIControlEventTouchUpInside];
    UIBarButtonItem *backBarItem = [[UIBarButtonItem alloc] initWithCustomView:backBtn];
    
    UIButton *closeBtn = [UIButton buttonWithType:UIButtonTypeCustom];
    closeBtn.frame = CGRectMake(0.0f, 0.0f, 34.0f, 44.0f);
    [closeBtn setImage:[UIImage imageNamed:@"vqu_images_L_live_window_close1"] forState:UIControlStateNormal];
    [closeBtn setImage:[UIImage imageNamed:@"vqu_images_L_live_window_close1"] forState:UIControlStateHighlighted];
    [closeBtn addTarget:self action:@selector(youpaifcloseBtnClick) forControlEvents:UIControlEventTouchUpInside];
    closeBtn.hidden = YES;
    self.closeBtn = closeBtn;
    UIBarButtonItem *closeBarItem = [[UIBarButtonItem alloc] initWithCustomView:closeBtn];
    self.navigationItem.leftBarButtonItems = @[backBarItem,closeBarItem];
    
    [self setLeftBarButtonWithCustomView:backBtn];
    
    
    [self.view addSubview:self.webView];
    self.webView.delegate = self;
    self.webView.scrollView.bounces = NO;
    self.webView.hidden = YES;
    if (!self.needHideNav) {
        [self initProgress];
        [self.view addSubview:self.progressView];
    }
    self.webView.realWebView.allowsBackForwardNavigationGestures = YES;
    [self.webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:self.contentUrl]]];
    if (@available(iOS 11.0, *)) {
        self.webView.scrollView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;
    }
}

- (void)backBtnClick{
    if (self.webView.realWebView.canGoBack) {
        [self.webView.realWebView goBack];
    }else{
        [self youpaifcloseBtnClick];
    }
}
- (void)youpaifcloseBtnClick{
    [self.navigationController popViewControllerAnimated:YES];
}

- (void)reloadWebView{
    self.webView.contentUrl = self.contentUrl;
}

- (void)initProgress
{
    CGRect barFrame = CGRectMake(0, NavBarHeight, KScreenWidth, 2.0f);
    self.progressView = [[UIProgressView alloc]initWithProgressViewStyle:UIProgressViewStyleDefault];
    self.progressView.tintColor = [UIColor greenColor];
    self.progressView.frame = barFrame;
    self.progressView.transform = CGAffineTransformMakeScale(1.0f,2.0f);
    self.progressView.backgroundColor = [UIColor clearColor];
    self.progressView.trackTintColor=[UIColor clearColor];
    self.progressView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin;
    [self.progressView setProgress:0 animated:NO];
}

#pragma mark hxwebview 的代理方法
-(void)webViewDidFinishLoad:(ZCBaseWebView *)webView
{
    self.navigationItem.title = self.webView.title;
    [self.webView performSelector:@selector(setHidden:) withObject:@(NO) afterDelay:0.5f];
    if (self.webView.realWebView.canGoBack) {
        self.closeBtn.hidden = NO;
    }else{
        self.closeBtn.hidden = YES;
    }
}

-(void)webView:(ZCBaseWebView *)webView updateProgress:(double)progress
{
    [self.progressView setProgress:progress animated:YES];
    if (progress>=1.f) {
        dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
            [self.progressView setProgress:0 animated:NO];
        });
    }
}

-(void)webView:(ZCBaseWebView *)webView didFailLoadWithError:(NSError *)error
{
    NSLog(@"error:%@",error);
}

- (void)viewWillAppear:(BOOL)animated
{
    [super viewWillAppear:animated];
    [self.navigationController setNavigationBarHidden:self.needHideNav animated:animated];
    // 禁用返回手势
   
//    self.sx_disableInteractivePop = YES;
    

}

-(void)viewWillDisappear:(BOOL)animated
{
    [super viewWillDisappear:animated];
    
    // 开启返回手势
    self.sx_disableInteractivePop = NO;
    if (self.needHideNav) {
        [self.navigationController setNavigationBarHidden:!self.needHideNav animated:animated];
    }
}

- (void)dealloc{
    [_progressView removeFromSuperview];
    [self.webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:@"about:blank"]]];
}


@end