nzk1
/
Asteria-APP


			
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							//
//  ASGoodsIntrouduceWebView.m
//  Asteria
//
//  Created by xingyu on 2024/5/20.
//

#import "ASGoodsIntrouduceWebView.h"

@interface ASGoodsIntrouduceWebView()<WKNavigationDelegate>

@property (nonatomic, strong) WKWebView *wkWebView;

@end

@implementation ASGoodsIntrouduceWebView

- (instancetype)initWithFrame:(CGRect)frame {
    if (self = [super initWithFrame:frame]) {
        
        [self addSubview:self.wkWebView];
        [self.wkWebView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.edges.mas_equalTo(0);
            make.top.mas_equalTo(10);
            make.width.mas_equalTo(KScreenWidth);
            make.height.mas_equalTo(200);
//            make.bottom.mas_equalTo(-10);
        }];
    }
    return self;
}

- (void)loadWebUrlWithData:(GoodsInformationM *)model {
    NSString *product_details= @"";
    for (NSDictionary *dic in model.custom_attributes) {
        NSString *tmpStr= MM_str(dic[@"attribute_code"]);
        if ([tmpStr isEqualToString:@"feature"]) {
            product_details = MM_str(dic[@"value"]);
        }
    }
    NSString *htmlStr = [NSString stringWithFormat:@"<html> \n"
                         "<head> \n"
                         "<meta charset=\"utf-8\" /> \n"
                         "<meta name=\"viewport\" content=\"width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no\" /> \n"
                         "<style> \n"
                             "*{ \n"
                                 "padding: 5; \n"
                                 "margin: 0; \n"
                             "} \n"
                             "table{ \n"
                                 "width: 100%%; \n"
                                 "border: 1px solid #A8A8A8; \n"
                                 "border-collapse:collapse; \n"
                             "} \n"
                             "th{ \n"
                                 "width: 30.42%%; \n"
                                 "min-height: 36px; \n"
                                 "padding: 10px; \n"
                                 "border: 1px solid #A8A8A8; \n"
                                 "font-size: 12px; \n"
                                 "font-weight: bold; \n"
                                 "color: #000; \n"
                             "} \n"
                             "td{ \n"
                                 "width: 69.58%%; \n"
                                 "min-height: 36px; \n"
                                 "padding: 10px; \n"
                                 "border: 1px solid #A8A8A8; \n"
                                 "font-size: 12px; \n"
                                 "font-weight: 400; \n"
                                 "color: #000; \n"
                                 "line-height: 16px; \n"
                                 "word-break: break-word; \n"
                             "} \n"
                         "</style> \n"
                         "</head> \n"
                         "<body style=\"font-family: -apple-system,Roboto,Helvetica,Arial,sans-serif,'Apple Color Emoji','Segoe UI Emoji','Segoe UI Symbol',sans-serif;\">%@</body> \n"
                         "</html>",product_details];
    [self.wkWebView loadHTMLString:htmlStr baseURL:nil];
}


#pragma mark WKNavigationDelegate 计算webView
-(void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation {
    @weakify(self)
    [webView evaluateJavaScript:@"document.body.offsetHeight" completionHandler:^(id _Nullable result, NSError * _Nullable error) {
        @strongify(self)
        CGFloat height = [result doubleValue]+40;
        [self tool_webChangeFrame:height];
    }];
}

-(void)tool_webChangeFrame:(CGFloat)height{
    [self.wkWebView mas_updateConstraints:^(MASConstraintMaker *make) {
        make.height.mas_equalTo(height);
    }];
    
    if (self.loadFinishBlock) {
        self.loadFinishBlock(height);
    }
}


- (WKWebView *)wkWebView {
    if(!_wkWebView){
        NSString *injectionJSString = @"var script = document.createElement('meta');"
        "script.name = 'viewport';"
        "script.content=\"width=device-width, user-scalable=no\";"
        "document.getElementsByTagName('head')[0].appendChild(script);";
        
        // CSS选中样式取消 ---禁用web 长按菜单里的查询、学习、共享等按钮，
        NSString *css = @"body{-webkit-user-select:none;-webkit-user-drag:none;}";
        NSMutableString *javascript = [NSMutableString string];
        [javascript appendString:injectionJSString];
        [javascript appendString:@"var style = document.createElement('style');"];
        [javascript appendString:@"style.type = 'text/css';"];
        [javascript appendFormat:@"var cssContent = document.createTextNode('%@');", css];
        [javascript appendString:@"style.appendChild(cssContent);"];
        [javascript appendString:@"document.body.appendChild(style);"];
        
        WKUserScript *wkUScript = [[WKUserScript alloc] initWithSource:javascript injectionTime:WKUserScriptInjectionTimeAtDocumentEnd forMainFrameOnly:YES];
        
        WKWebViewConfiguration *config = [[WKWebViewConfiguration alloc]init];
        config.selectionGranularity = WKSelectionGranularityDynamic;
        
        WKUserContentController * wkUController = [[WKUserContentController alloc] init];
        
        [wkUController addUserScript:wkUScript];
        
        config.userContentController= wkUController;
        WKPreferences *wkp = [WKPreferences new];
        wkp.minimumFontSize = 12;
        config.preferences = wkp;
        _wkWebView = [[WKWebView alloc] initWithFrame:CGRectMake(0, 0, KScreenWidth, KScreenWidth) configuration:config];
        _wkWebView.navigationDelegate=self;
        _wkWebView.backgroundColor=[UIColor colorWithHexString:@"#FFFFFF"];
        _wkWebView.scrollView.scrollEnabled=NO;
        _wkWebView.allowsLinkPreview = NO;
        if(@available(iOS 16.4 , *)){
            _wkWebView.inspectable = YES;
        }
    }
    return _wkWebView;
}

@end