tederen_ios/smartRhino/Project/VCModel/ChatMessage/Controller/MyTDGroup/Cell/WebDetailCell.m

//
//  WebDetailCell.m
//  smartRhino
//
//  Created by niuzhen on 2020/2/24.
//  Copyright © 2020 tederen. All rights reserved.
//

#import "WebDetailCell.h"
#import "NoticeUnreadVC.h"
@interface WebDetailCell()<WKUIDelegate,WKNavigationDelegate,UIScrollViewDelegate,WKScriptMessageHandler>
@property (nonatomic, assign) CGFloat   H;
@end
@implementation WebDetailCell

- (void)awakeFromNib {
    [super awakeFromNib];
    // Initialization code
}
- (instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier{
    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
    if(self){
        [self.contentView addSubview:self.webView];
        [self.webView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.edges.mas_offset(UIEdgeInsetsZero);
        }];
        self.webView.UIDelegate = self;
        // 导航代理
        self.webView.navigationDelegate = self;
        self.webView.scrollView.delegate = self;
    }
    return self;
}

- (WKWebView *)webView
{
    if (!_webView) {
        WKWebViewConfiguration *configuration = [[WKWebViewConfiguration alloc] init];
        // 实例化对象
        WKUserContentController* userContent = [[WKUserContentController alloc] init];
        [userContent addScriptMessageHandler:self name:@"delelteAction"];
        [userContent addScriptMessageHandler:self name:@"editAction"];
        [userContent addScriptMessageHandler:self name:@"postTopicDetailsData"];
        [userContent addScriptMessageHandler:self name:@"alreadyRead"];
        [userContent addScriptMessageHandler:self name:@"postHeight"];
        [userContent addScriptMessageHandler:self name:@"to"];

        configuration.userContentController = userContent;
        WKPreferences *preferences = [WKPreferences new];
        preferences.javaScriptCanOpenWindowsAutomatically = YES;
        preferences.minimumFontSize = 40.0;
        configuration.preferences = preferences;
        // 初始化WKWebView
        _webView = [[WKWebView alloc]initWithFrame:CGRectZero configuration:configuration];
        _webView.scrollView.scrollEnabled = NO;
        _webView.scrollView.bounces = NO;
        _webView.scrollView.showsVerticalScrollIndicator = NO;
        _webView.autoresizingMask = UIViewAutoresizingFlexibleHeight;
    }
    return _webView;
}
- (void)loadData
{
    NSString * url = nil;
    switch (self.type) {
        case CreateGroupType:
        {
            url = @"/#/mobile/topicDetails";
        }
            break;
        case CreateTopicType:
        {
            url = @"/#/mobile/topicDetails";
        }
            break;
        case CreateNotesType:
        {
            url = @"/#/mobile/topicDetails";
        }
            break;
        case CreateNoticeType:
        {
            url = @"/#/mobile/noticeDetails";
        }
            break;
        case CreateCommonType:
        {
            url = @"/#/mobile/noticeDetails";
        }
            break;
        case CreateAnonymousType:
        {
            url = @"/#/mobile/noticeDetails";
        }
            break;
        default:
        {
            url = @"/#/mobile/topicDetails";
        }
            break;
    }
    NSURL *pathUrl = [NSURL URLWithString:HtmlHost(url)];

//    NSURL *pathUrl = [NSURL URLWithString:@"http://192.168.0.119:8080/#/mobile/topicDetails"];
    NSURLRequest *request = [NSURLRequest requestWithURL:pathUrl];
    self.H = 0.1f;
    [self.webView loadRequest:request];
}

#pragma mark - WKScriptMessageHandler
- (void)userContentController:(nonnull WKUserContentController *)userContentController didReceiveScriptMessage:(nonnull WKScriptMessage *)message {
    if ([message.name isEqualToString:@"delelteAction"]) {
        [self deleteButtonHander:self.Id];
    }
    if ([message.name isEqualToString:@"editAction"]) {
        [self editorButtonHander:self.Id];
    }

    if ([message.name isEqualToString:@"postTopicDetailsData"]) {
        NSString *jsonString = [NSString stringWithFormat:@"getData('%ld','%@','%d')",(long)self.Id,USERDEFAULTSGET(@"LOGINTOKEN"),self.type];
        [self.webView evaluateJavaScript:jsonString completionHandler:^(id _Nullable data, NSError * _Nullable error) {
            NSLog(@"data:%@",data);
            NSLog(@"error:%@",error);
        }];
    }
    if ([message.name isEqualToString:@"alreadyRead"]) {
        NSLog(@"msgBody:%@",message.body);
        NSDictionary * dict = (NSDictionary *)message.body;
        if (self.clickReadBlock) {
            self.clickReadBlock(dict);
        }
//        NoticeUnreadVC *vc = [NoticeUnreadVC initNoticeUnreadVC];
//        vc.Id = 622;
//        vc.type = ReadNoticeType;
//        vc.readCount = [dict[@"ReadCount"] integerValue];
//        vc.unReadCount = [dict[@"AllCount"] integerValue] - [dict[@"ReadCount"] integerValue];
    }
    if ([message.name isEqualToString:@"to"]) {
        NSLog(@"msgBody:%@",message.body);
        NSDictionary * dict = (NSDictionary *)message.body;
        if (self.clickDetailBlock) {
            self.clickDetailBlock(dict);
        }    }
    if ([message.name isEqualToString:@"postHeight"]) {
        CGFloat H = [message.body floatValue];
        if (H != 0 && H != self.H) {
            self.H = H;
            if (self.upDateCellheightBlock) {
                self.upDateCellheightBlock(H);
            }
        }
    }
}

#pragma mark - WKScriptMessageHandler
-(NSString *)convertToJson:(NSDictionary *)dict
{
    NSError *error;
    NSData *jsonData = [NSJSONSerialization dataWithJSONObject:dict options:NSJSONWritingPrettyPrinted error:&error];
    NSString *jsonString;
    if (!jsonData) {
        NSLog(@"%@",error);
    }else{
        jsonString = [[NSString alloc]initWithData:jsonData encoding:NSUTF8StringEncoding];
    }
    NSMutableString *mutStr = [NSMutableString stringWithString:jsonString];
    NSRange range = {0,jsonString.length};
    //去掉字符串中的空格
    [mutStr replaceOccurrencesOfString:@" " withString:@"" options:NSLiteralSearch range:range];
    NSRange range2 = {0,mutStr.length};
    //去掉字符串中的换行符
    [mutStr replaceOccurrencesOfString:@"\n" withString:@"" options:NSLiteralSearch range:range2];
    return mutStr;
}

#pragma mark - WKUIDelegete
- (void)webView:(WKWebView *)webView runJavaScriptAlertPanelWithMessage:(nonnull NSString *)message initiatedByFrame:(nonnull WKFrameInfo *)frame completionHandler:(nonnull void (^)(void))completionHandler
{
    completionHandler();
}
- (void)webView:(WKWebView *)webView runJavaScriptConfirmPanelWithMessage:(nonnull NSString *)message initiatedByFrame:(nonnull WKFrameInfo *)frame completionHandler:(nonnull void (^)(BOOL))completionHandler
{
    completionHandler(YES);
}
- (void)webView:(WKWebView *)webView runJavaScriptTextInputPanelWithPrompt:(nonnull NSString *)prompt defaultText:(nullable NSString *)defaultText initiatedByFrame:(nonnull WKFrameInfo *)frame completionHandler:(nonnull void (^)(NSString * _Nullable))completionHandler
{
    completionHandler(@"111");
}

#pragma mark - 撤回
- (void)deleteButtonHander:(NSInteger)deleteId{
    if (self.clickDeleteBlock) {
        self.clickDeleteBlock();
    }
}
#pragma mark - 编辑
- (void)editorButtonHander:(NSInteger)editId{
    if (self.clickEditBlock) {
        self.clickEditBlock();
    }
}

- (NSString *)arrayToJSONString:(NSArray *)array
{
    NSError *error = nil;
    NSData *jsonData = [NSJSONSerialization dataWithJSONObject:array options:NSJSONWritingPrettyPrinted error:&error];
    NSString *jsonString = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];
    return jsonString;
}

- (void)dealloc {
    WKWebsiteDataStore *dateStore = [WKWebsiteDataStore defaultDataStore];
    [dateStore fetchDataRecordsOfTypes:[WKWebsiteDataStore allWebsiteDataTypes]
                     completionHandler:^(NSArray * __nonnull records) {
        for (WKWebsiteDataRecord *record in records)
        {
            [[WKWebsiteDataStore defaultDataStore] removeDataOfTypes:record.dataTypes
                                                      forDataRecords:@[record]
                                                   completionHandler:^{
                NSLog(@"Cookies for %@ deleted successfully",record.displayName);
            }];
        }
    }];
    
    WKUserContentController *userCC = self.webView.configuration.userContentController;
    [userCC removeScriptMessageHandlerForName:@"delelteAction"];
    [userCC removeScriptMessageHandlerForName:@"delelteAction"];
    [userCC removeScriptMessageHandlerForName:@"postTopicDetailsData"];
    [userCC removeScriptMessageHandlerForName:@"alreadyRead"];
    [userCC removeScriptMessageHandlerForName:@"postHeight"];
    [userCC removeScriptMessageHandlerForName:@"to"];

    [[NSNotificationCenter defaultCenter] removeObserver:self];
    [self.webView stopLoading];
    self.webView.UIDelegate = nil;
    self.webView.navigationDelegate = nil;
    self.webView.scrollView.delegate = nil;
    [self.webView removeFromSuperview];
}

- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
    [super setSelected:selected animated:animated];

    // Configure the view for the selected state
}

@end