<template>
    <div id="hkzone">
        <video style="width: 68%;height: 70%;position: absolute;top: 0.3rem;left: 0.3rem;" id="camera0"
              autoplay></video>
    </div>
</template>
<script>
// 引入api
import * as homeApi from '@/api/home'
import $ from "jquery";
export default {
    data() {
        return {
            // 视频信息
            videoData: [],
        }
    },
    created() {
        this.initPlugin();
    },
    mounted() {
        this.getVideo()
    },
    methods: {
        // 视频预览
        getVideo() {
            let that = this
            homeApi.allGetVideo().then(res => {
                // get allTimeData
                const tmpdata = res.data.videoData

                let baseviode = this.decode(tmpdata)

                let baseviodejson = this.sec_decode(baseviode)
                var jsonParseJson = JSON.parse(baseviodejson);
                this.videoData = jsonParseJson

            });
        },
        // 第一次解密
        decode(str) {
            if (str === undefined || str === "" || str === null) {
                return str;
            }
            // Going backwards: from bytestream, to percent-encoding, to original string.
            return decodeURIComponent(atob(str).split('').map(function (c) {
                return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
            }).slice(0, -2).join(''));
        },
        // 第二次解密
        sec_decode(str) {
            if (str === undefined || str === "" || str === null) {
                return str;
            }
            // Going backwards: from bytestream, to percent-encoding, to original string.
            return decodeURIComponent(atob(str).split('').map(function (c) {
                return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
            }).join(''));
        },
        // 创建播放实例
        initPlugin() {
            let _that = this;
            const oWebControl0 = new window.WebControl({
                szPluginContainer: 'camera0', // 指定容器id
                iServicePortStart: 15900, // 指定起止端口号，建议使用该值
                iServicePortEnd: 15900,
                szClassId: '23BF3B0A-2C56-4D97-9C03-0CB103AA8F11', // 用于IE10使用ActiveX的clsid
                cbConnectSuccess() {
                    // console.log('创建WebControl实例成功1');
                    $('#camera0').html('创建WebControl实例成功1');
                    oWebControl0.JS_StartService('window', {
                        // WebControl实例创建成功后需要启动服务
                        dllPath: './VideoPluginConnect.dll', // 值"./VideoPluginConnect.dll"写死
                    }).then(
                        () => {
                            // // 启动插件服务成功
                            // oWebControl0.JS_SetWindowControlCallback({
                            //   // 设置消息回调
                            //   cbIntegrationCallBack: _that.cbIntegrationCallBack,
                            // });
                            oWebControl0.JS_CreateWnd('camera0').then(() => {
                                //JS_CreateWnd创建视频播放窗口，宽高可设定
                                _that.init(); // 创建播放实例成功后初始化

                            });
                        },
                        () => {
                            // 启动插件服务失败
                            console.log('启动插件服务失败');
                        }
                    )
                        .catch((err) => {
                            console.log(err);
                        });
                },
                cbConnectError() {
                    // 创建WebControl实例失败
                    console.log('xxx');
                    oWebControl0 = null;
                    $('#camera0').html('插件未启动，正在尝试启动，请稍候...');
                    window.WebControl.JS_WakeUp('VideoWebPlugin://'); // 程序未启动时执行error函数，采用wakeup来启动程序
                    this.initCount++;
                    if (this.initCount < 3) {
                        setTimeout(function () {
                            this.initPlugin();
                        }, 3000);
                    } else {
                        $('#camera0').html('插件启动失败，请检查插件是否安装！');
                    }
                },
                cbConnectClose(bNormalClose) {
                    // 异常断开：bNormalClose = false
                    // JS_Disconnect正常断开：bNormalClose = true
                    console.log('cbConnectClose');
                    oWebControl0 = null;
                },
            });
            this.oWebControl0 = oWebControl0;
        },
        //初始化
        init() {
            let _that = this;
            _that.getPubKey(function () {
                // 请自行修改以下变量值
                // console.log(typeof(_that.videoData[0].host));
                var port = 8442;
                var appkey = _that.videoData[0].appkey; //综合安防管理平台提供的appkey，必填
                var secret = _that.setEncrypt(_that.videoData[0].secret); //综合安防管理平台提供的secret，必填
                var ip = _that.videoData[0].host; //综合安防管理平台IP地址，必填
                var playMode = 0; //初始播放模式：0-预览，1-回放
                var port = port; //综合安防管理平台端口，若启用HTTPS协议，默认443
                // var snapDir = ""; //抓图存储路径
                // var videoDir = "D:\\VideoDir"; //紧急录像或录像剪辑存储路径
                var layout = "1x1"; //playMode指定模式的布局
                var enableHTTPS = 1; //是否启用HTTPS协议与综合安防管理平台交互，这里总是填1
                var encryptedFields = "secret"; //加密字段，默认加密领域为secret
                var showToolbar = 0; //是否显示工具栏，0-不显示，非0-显示
                var showSmart = 1; //是否显示智能信息（如配置移动侦测后画面上的线框），0-不显示，非0-显示
                var buttonIDs = "0,16,256,257,258,259,260,512,513,514,515,516,517,768,769"; //自定义工具条按钮
                // 请自行修改以上变量值
                _that.oWebControl0.JS_RequestInterface({
                    funcName: "init",
                    argument: JSON.stringify({
                        appkey: appkey, //API网关提供的appkey
                        secret: secret, //API网关提供的secret
                        ip: ip, //API网关IP地址
                        playMode: playMode, //播放模式（决定显示预览还是回放界面）
                        port: port, //端口
                        // snapDir: snapDir, //抓图存储路径
                        // videoDir: videoDir, //紧急录像或录像剪辑存储路径
                        layout: layout, //布局
                        enableHTTPS: enableHTTPS, //是否启用HTTPS协议
                        encryptedFields: encryptedFields, //加密字段
                        showToolbar: showToolbar, //是否显示工具栏
                        showSmart: showSmart, //是否显示智能信息
                        buttonIDs: buttonIDs, //自定义工具条按钮
                    }),
                })
                    .then((oData) => {
                        let width = document.querySelector("#camera0").offsetWidth;
                        let height = document.querySelector("#camera0").offsetHeight;
                        _that.oWebControl0.JS_Resize(width, height); // 初始化后resize一次，能和盒子大小一致。
                        // console.log(oData);
                        // console.log(width, height);
                        _that.getVideoFun(_that.videoData[0].cameraIndexCode)
                    });
            });
        },
        //获取公钥
        getPubKey(callback) {
            this.oWebControl0.JS_RequestInterface({
                funcName: "getRSAPubKey",
                argument: JSON.stringify({
                    keyLength: 1024,
                }),
            })
                .then((oData) => {
                    if (oData.responseMsg.data) {
                        this.pubKey0 = oData.responseMsg.data;
                        callback();
                    }
                });
        },

        //RSA加密
        setEncrypt(value) {
            var encrypt = new window.JSEncrypt();
            encrypt.setPublicKey(this.pubKey0);
            return encrypt.encrypt(value);
        },

        //视频预览功能
        getVideoFun(Code) {
            //因为我这里有很多监控点编号需要来回切换，所以用参数传递进来
            var cameraIndexCode = Code; //获取输入的监控点编号值，必填
            var streamMode = 1; //主子码流标识：0-主码流，1-子码流
            var transMode = 1; //传输协议：0-UDP，1-TCP
            var gpuMode = 1; //是否启用GPU硬解，0-不启用，1-启用
            var wndId = -1; //播放窗口序号（在2x2以上布局下可指定播放窗口）
            cameraIndexCode = cameraIndexCode.replace(/(^\s*)/g, "");
            cameraIndexCode = cameraIndexCode.replace(/(\s*$)/g, "");
            console.log(cameraIndexCode);
            this.oWebControl0.JS_RequestInterface({
                funcName: "startPreview",
                argument: JSON.stringify({
                    cameraIndexCode: cameraIndexCode, //监控点编号
                    streamMode: streamMode, //主子码流标识
                    transMode: transMode, //传输协议
                    gpuMode: gpuMode, //是否开启GPU硬解
                    wndId: wndId, //可指定播放窗口
                }),
            })
                .then((res) => {
                    // 播放成功回调
                    // console.log('播放成功')
                    //console.log(res);
                },
                    err => {
                        //console.log('播放失败')
                        //console.log(preUrl);
                        // console.info('JS_Play failed:', err)
                        console.info(err)
                    });
        },
        destroyVideoDiv() {
            this.oWebControl2.JS_DestroyWnd()
                .then((data) => {
                    console.log("销毁窗口成功");
                })
                .catch((err) => {
                    console.log("销毁窗口失败");
                });
        },
        //

    },

}
</script>