ywt-ios/im-client-ios/webview/WebViewUI.swift

//
//  WebView.swift
//  im-client-ios
//
//  Created by 北京居家科技有限公司 on 2021/12/30.
//
import WebKit
import Alamofire

import SwiftUI
import UserNotifications
	
var token: String?;
var uploadUrl: String?;
class WebViewUI: UIViewController, WKUIDelegate, WKNavigationDelegate, WKScriptMessageHandler,UNUserNotificationCenterDelegate,
                 UIImagePickerControllerDelegate & UINavigationControllerDelegate {
    func getDictionaryFromJSONString(jsonString:String) ->NSDictionary{
     
        let jsonData:Data = jsonString.data(using: .utf8)!
     
        let dict = try? JSONSerialization.jsonObject(with: jsonData, options: .mutableContainers)
        if dict != nil {
            return dict as! NSDictionary
        }
        return NSDictionary()
    }
    
    func userContentController(_ userContentController: WKUserContentController, didReceive message: WKScriptMessage) {
        //判断消息通道
        if(message.name == "photoAlbum"){
            print(message.body);
            var NSDictionary = getDictionaryFromJSONString(jsonString: message.body as! String);
            token = NSDictionary.value(forKey: "token") as! String;
            uploadUrl = NSDictionary.value(forKey: "uploadUrl") as! String;
            // 相册
            openAlbum();
        }
        if(message.name == "takePhoto"){
            // 相机
            openCamera();
            print(message.body);
        }
        if(message.name == "scan"){
            // 扫一扫
            SwiftQRCodeVC();
            print(message.body);
        }
        if(message.name == "fileChoose"){
//            UserNotificationManager.instance.sendNotification(title: "何涛", body: "我什么也不知道呀")
//            UIApplication.shared.applicationIconBadgeNumber = 1
//            openFileSelect();
            print("message.body");
            print(message.body);
        }
        if(message.name == "getSysInfo"){
            getSysInfo();
        }
        if(message.name == "sendMessage"){
            let NSDictionary = getDictionaryFromJSONString(jsonString: message.body as! String);
            let title = NSDictionary.value(forKey: "title") as! String;
            let body = NSDictionary.value(forKey: "body") as! String;
            UserNotificationManager.instance.sendNotification(title: title, body: body)
            UIApplication.shared.applicationIconBadgeNumber = 1
            print(message.body);
        }
        
    }
    // 将进入前台通知
    @objc func appWillEnterForeground(){
        UIApplication.shared.applicationIconBadgeNumber = 0
        print("周期 ---将进入前台通知")
    }
    //应用程序确实进入了后台
    @objc func appDidEnterBackground(){
        print("周期 ---应用程序确实进入了后台")
    }
 
    var webView:WKWebView!
    
    override func loadView() {
        let webConfiguration = WKWebViewConfiguration();
        // 创建UserContentController（提供JavaScript向webView发送消息的方法）
        let userContent = WKUserContentController()
        // 添加消息处理，注意：self指代的对象需要遵守WKScriptMessageHandler协议，结束时需要移除
        userContent.add(self, name: "photoAlbum");
        userContent.add(self, name: "takePhoto");
        userContent.add(self, name: "fileChoose");
        userContent.add(self, name: "sendMessage");
        userContent.add(self, name: "getSysInfo");
        userContent.add(self, name: "scan");
//        userContent.add(Dsbridge());
        // 将UserConttentController设置到配置文件
        webConfiguration.userContentController = userContent
        webView = WKWebView(frame: .zero, configuration: webConfiguration);
        // UI代理
        webView.uiDelegate = self;
        
        // 是否允许手势左滑返回上一级, 类似导航控制的左滑返回
        webView.allowsBackForwardNavigationGestures = true;
        view = webView;
        UserNotificationManager.instance.requestAuthorization()
    }
    
    
    override func viewDidLoad() {
        super.viewDidLoad()
        let timestamp = Date().timeIntervalSince1970
        let timeStamp3 = CLongLong(round(timestamp*1000))
        let myURL = URL(string:"http://www.jujiaservice.com/jjkj/app/?t=" + "\(timeStamp3)")

        let myRequest = URLRequest(url: myURL!)
        NotificationCenter.default.addObserver(self, selector: #selector(appWillEnterForeground), name: UIApplication.willEnterForegroundNotification, object: nil)
                NotificationCenter.default.addObserver(self, selector: #selector(appDidEnterBackground), name: UIApplication.didEnterBackgroundNotification, object: nil)
        webView.load(myRequest)
    }
    
    
    override func viewWillDisappear(_ animated: Bool) {
        super.viewWillDisappear(animated)
        //当前ViewController销毁前将其移除，否则会造成内存泄漏
        self.webView?.configuration.userContentController.removeScriptMessageHandler(forName: "photoAlbum") //移除方法
        self.webView?.configuration.userContentController.removeScriptMessageHandler(forName: "takePhoto")
        self.webView?.configuration.userContentController.removeScriptMessageHandler(forName: "fileChoose")
        self.webView?.configuration.userContentController.removeScriptMessageHandler(forName: "sendMessage")
        self.webView?.configuration.userContentController.removeScriptMessageHandler(forName: "scan")
        self.webView?.configuration.userContentController.removeScriptMessageHandler(forName: "getSysInfo")
    }
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
    }
    //选择图片成功后代理
    @objc func imagePickerController(_ picker: UIImagePickerController,
        didFinishPickingMediaWithInfo info: [String :Any]) {
        
            //获取选择的原图
        let image = info[UIImagePickerController.InfoKey.originalImage.rawValue]as! UIImage;
        if image != nil {
//            // 将图片转化成Data
//            let  imageData =  image.jpegData (compressionQuality: 1.0)
//            // 将Data转化成 base64的字符串
//            let imageBase64String = imageData?.base64EncodedString()
//            print(image)
//            let s: String = "json.rawString()!";
//            self.webView.evaluateJavaScript("taskPathCallBack('" + imageBase64String! + "')") {(data, error) in
//
//            }
            uploadFile(pickedImage: image);
        }
        
        
            //            imageView.image = image
            //图片控制器退出
        picker.dismiss(animated: true, completion: {
                () -> Void in
            })
    }
    func toolsChangeToJson(info: Any) -> String{
        //首先判断能不能转换
        guard JSONSerialization.isValidJSONObject(info) else {
            return ""
        }
        //如果设置options为JSONSerialization.WritingOptions.prettyPrinted，则打印格式更好阅读
        let jsonData = try? JSONSerialization.data(withJSONObject: info, options: [])

        if let jsonData = jsonData {
            let str = String(data: jsonData, encoding: String.Encoding.utf8)
            return str ?? ""
        }else {
           return ""
        }
    }
    func uploadFile(pickedImage: UIImage) {
        var httpHeaders = HTTPHeaders.init();
        httpHeaders.add(name: "Auth-Token", value: token ?? "");
        let AF = Session.init();
        AF.upload(multipartFormData: { (data) in
            data.append(pickedImage.jpegData(compressionQuality: 0.6)!, withName: "file",fileName: "\(Date().timeIntervalSince1970).jpg",mimeType: "image/jpeg")
            
        }, to: "http://39.98.219.177:8787"+(uploadUrl ?? ""), headers: httpHeaders)
            .responseJSON { response in
//                debugPrint(response)
                switch response.result {
                case let .success(json) :
                    print(json)
                    self.webView.evaluateJavaScript("taskPathCallBack('" + self.toolsChangeToJson(info: json) + "')") {(data, error) in

                    }
                    fallthrough
                    default :
                    print("失败");
                }
//                print(response.result);
//                getJSONStringFromDictionary(dictionary: response.data);
                
        }
                 
    }
    // 相册相机都要移除到一个新的类里面去-暂时全部写到这里
    //打开相册
    func openAlbum(){
        //判断设置是否支持图片库
        if (UIImagePickerController.isSourceTypeAvailable(.photoLibrary)){
            //初始化图片控制器
            let picker = UIImagePickerController()
            //设置代理
            picker.delegate = self
            //指定图片控制器类型
            picker.sourceType = UIImagePickerController.SourceType .photoLibrary
            //设置是否允许编辑
            //            picker.allowsEditing = editSwitch.on
            //弹出控制器，显示界面
            self.present(picker, animated:true, completion: {
                () -> Void in
            })
        } else {
            print("读取相册错误")
        }
    }
    // 打开相机
    func openCamera(){
        if(UIImagePickerController.isSourceTypeAvailable(.camera)){
                
            //创建图片控制器
            let picker = UIImagePickerController()
            //设置代理
            picker.delegate = self
            //设置来源
            picker.sourceType = UIImagePickerController.SourceType.camera
            //允许编辑
            picker.allowsEditing = true
            //打开相机
            self.present(picker, animated:true, completion: { () -> Void in
                
            })
        } else {
            debugPrint("找不到相机")
        }
    }
    
    // 打开文件选择器
    func openFileSelect() {
        
//        let importMenu = UIDocumentMenuViewController(documentTypes: [String(kUTTypePDF)], in: .import)
//                    importMenu.delegate = self
//                    importMenu.modalPresentationStyle = .formSheet
//                    self.present(importMenu, animated: true, completion: nil)
    }
    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
            
        let options:UNAuthorizationOptions = [.alert, .sound]
        UNUserNotificationCenter.current().requestAuthorization(options: options) { (success, error) in
            if let info = error?.localizedDescription {
                print(info)
            }
        }
        return true;
    }
    ///请求完成后会调用把获取的deviceToken返回给我们
    func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
        
        
        //deviceToken = 32 bytes
        print("deviceToken = \(deviceToken)")
        let deviceToken = deviceToken.map { String(format: "%02.2hhx", arguments: [$0]) }.joined();
        self.webView.evaluateJavaScript("iosDeviceToken('" + deviceToken + "')") {(data, error) in
            
        }
        //FIXME:打印推送64位token
        print( deviceToken, "推送 deviceToken" )
    }
    func getSysInfo() {
        let infoDictionary = Bundle .main.infoDictionary!
        let appVersion = infoDictionary["CFBundleShortVersionString"] as? String
        let appDisplayName = infoDictionary[ "CFBundleDisplayName" ] //程序名称
        let iosVersion = UIDevice.current.systemVersion //iOS版本
        let identifierNumber = UIDevice.current.identifierForVendor //设备udid
        let systemName = UIDevice.current.systemName //设备名称
        let model = UIDevice.current.model //设备型号
        let localizedModel = UIDevice .current.localizedModel //设备区域化型号如A1533
        let screenh = UIScreen.main.applicationFrame.size.height
        let screenw = UIScreen.main.applicationFrame.size.width
        let m = (versionName: appDisplayName, versionCode: appVersion,is_dev: false, device_key: identifierNumber
                 ,device_type: "ios", device_model: model, device_sys_version: model
                 ,device_screen_width: screenw, device_screen_height: screenh);
        var sysInfo = SysInfo.init(versionName: appDisplayName as! String, versionCode: appVersion ?? "", is_dev: false, device_key: identifierNumber ?? UUID.init(), device_type: "ios", device_model: model, device_sys_version: model, device_screen_width: screenw, device_screen_height: screenh);

        let jsonData = try! JSONEncoder().encode(sysInfo)
        let jsonString = String(data: jsonData, encoding: .utf8)
//        let data = try? JSONSerialization.data(withJSONObject: sysInfo, options: JSONSerialization.WritingOptions.init(rawValue: 0))
//        let jsonStr = NSString(data: data!, encoding: String.Encoding.utf8.rawValue)
        print(jsonString);
        self.webView.evaluateJavaScript("getSysInfoCallBack('" + (jsonString ?? "") + "')") {(data, error) in

        }
    }
    
    
}