关于鸿蒙系统推送问题

你好，请问楼主的问题解决了吗？我最近也遇到这个问题。

遇到同样的问题，一样没反应。官方给解决一下！！！
const doHighLevelNoti = () => {
try {
var channelID = 1
var channelName = "理单宝通知"
var main = plus.android.runtimeMainActivity();
var Context = plus.android.importClass("android.content.Context");
var NotificationManager = plus.android.importClass("android.app.NotificationManager");
var Notification = plus.android.importClass("android.app.Notification");;

    var androidR = plus.android.importClass("android.R");  

    var ns = main.getSystemService(Context.NOTIFICATION_SERVICE); //通知服务  

    var NotificationCompat = plus.android.importClass("androidx.core.app.NotificationCompat");  

    let notificationCompat = new NotificationCompat()  

    let builder = new notificationCompat.Builder(main, channelID)  

    builder.setOngoing(true);  
    builder.setSmallIcon(androidR.drawable.stat_notify_chat); //设置图标      
    builder.setContentTitle('标题'); //设置标题    
    builder.setContentText('内容'); //设置内容      
    builder.setSubText('子标题'); //子内容暂时去掉      
    // mNotification.setAutoCancel(true);       //设置点击消失      
    builder.setShowWhen(true); //显示通知时间      
    builder.setTicker("PadInfo"); //弹出通知      
    builder.setDefaults(Notification.DEFAULT_ALL);  
    builder.setPriority(Notification.PRIORITY_DEFAULT); //通知优先级        
    builder.flags = Notification.FLAG_ONLY_ALERT_ONCE; //发起通知时震动        
    //创建渠道并设置重要性  

    var name = '名称';  
    var importance = NotificationManager.IMPORTANCE_DEFAULT;  

    var NotificationChannel = plus.android.import('android.app.NotificationChannel')  

    var channel = new NotificationChannel(channelID, name, importance);  

    // Register the channel with the system; you can't change the importance  
    // or other notification behaviors after this  
    console.log('ns', ns)  
    ns.createNotificationChannel(channel);  

    // 设置通知的点按操作  
    var Intent = plus.android.importClass("android.content.Intent");  
    var PendingIntent = plus.android.importClass("android.app.PendingIntent");  

    let intent = new Intent(main, main.getClass());  

    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);  

    var pendingIntent = PendingIntent.getActivity(main, 0, intent, 0);  

    builder.setContentIntent(pendingIntent);  
    builder.setAutoCancel(true);  
    // 显示通知  
    var NotificationManagerCompat = plus.android.importClass("androidx.core.app.NotificationManagerCompat");  

    let notificationManagerCompat = new NotificationManagerCompat()  

    notificationManagerCompat.notify(1, builder.build())  

    console.log(444)  
} catch (e) {  
    console.log(e)  
}  

}

const androidNotify = (content, payload) => {  
    // #ifdef APP-PLUS  
    console.log('准备通知');  
    console.log(plus.os.name);  
    //Android平台下才使用此推送  
    if (plus.os.name != 'Android') {  
        return false;  
    }  
    let firstVersionNumber = Number(plus.os.version.split('.')[0])  
    console.log(firstVersionNumber);  

    //判断当前系统版本在8.0及以上  
    if (firstVersionNumber >= 8) {  
        Nofi(content)  
    } else {  
        try {  
            isOpenNofiPermission()  
            //随机生成通知ID  
            var NotifyID = Math.floor(Math.random() * 10000) + 1; //渠道channel_ID  

            var main = plus.android.runtimeMainActivity();  

            var Context = plus.android.importClass("android.content.Context");  

            var NotificationManager = plus.android.importClass("android.app.NotificationManager");  

            var nm = main.getSystemService(Context.NOTIFICATION_SERVICE); //通知服务  

            var Notification = plus.android.importClass("android.app.Notification");  

            var Intent = plus.android.importClass("android.content.Intent");  

            var PendingIntent = plus.android.importClass("android.app.PendingIntent");  

            var intent = new Intent(main, main.getClass());  

            Notification = plus.android.importClass("android.app.Notification");  

            mNotification = new Notification.Builder(main);  

            mNotification.setContentTitle('手动设置的') //设置标题  

            mNotification.setSubText(payload); //子内容暂时去掉  

            mNotification.setAutoCancel(true); //设置点击消失  

            mNotification.setShowWhen(true); //显示通知时间，貌似不加这句也能显示  

            mNotification.setTicker("PadInfo"); //弹出通知  

            mNotification.setSmallIcon(17301620); //设置当前app图标  

            mNotification.setDefaults(Notification.DEFAULT_ALL); //声音、闪灯、震动效果  

            mNotification.setPriority(Notification.PRIORITY_DEFAULT); //通知优先级  

            mNotification.flags = Notification.FLAG_ONLY_ALERT_ONCE; //发起通知时震动  

            mNotification.setContentIntent(pendingIntent);  

            var mNb = mNotification.build();  

        } catch (e) {  
            console.log(e)  
        }  
    }  
    //判断当前系统版本在8.0及以上  

    if (firstVersionNumber >= 8) {  
        nm.notify("s" + NotifyID, NotifyID, mNb);  
    } else {  
        nm.notify(NotifyID, mNb);  
    }  
    plus.device.vibrate(300); //震动  
    console.log('通知结束');  
    return true;  
    // #endif  
}  

const createNotificationChannel = (channelId, channelName, level = 1) => {  
    // 获取android版本  
    let version = Number(plus.os.version.split('.')[0])  
    const Context = plus.android.importClass('android.content.Context');  
    if (version > 8) {  
        var main = plus.android.runtimeMainActivity();  
        var nm = main.getSystemService(Context.NOTIFICATION_SERVICE); //通知服务  

        var NotificationChannel = plus.android.importClass('android.app.NotificationChannel');  
        let channel = new NotificationChannel(channelId, channelName, level)  
        //设置提示音  
        channel.setSound();  
        //开启指示灯  
        channel.enableLights();  
        //开启震动  
        channel.enableVibration();  
        //设置锁屏展示  
        channel.setLockscreenVisibility();  
        channel.setDescription();  
        nm.createNotificationChannel(channel)  
        // console.log('channelId是：', channelId)  
        return channelId  
    } else {  
        return null;  
    }  

}  

const isOpenNofiPermission = () => {  
    const main = plus.android.runtimeMainActivity();  
    var uid = main.getApplicationInfo().plusGetAttribute("uid");  
    var NotificationManagerCompat = plus.android.importClass("androidx.core.app.NotificationManagerCompat");  
    var pkName = main.getPackageName();  
    var areNotificationsEnabled = NotificationManagerCompat.from(main).areNotificationsEnabled();  
    console.error('===通知权限开了吗？', areNotificationsEnabled)  
    if (!areNotificationsEnabled) {  
        uni.showModal({  
            title: '提示',  
            content: '请先打开APP通知权限',  
            showCancel: false,  
            success: function(res) {  
                if (res.confirm) {  
                    var Intent = plus.android.importClass('android.content.Intent');  
                    var Build = plus.android.importClass("android.os.Build");  
                    //android 8.0已经android8以上版本引导    
                    if (Build.VERSION.SDK_INT >= 26) {  
                        var intent = new Intent('android.settings.APP_NOTIFICATION_SETTINGS');  
                        intent.putExtra('android.provider.extra.APP_PACKAGE', pkName);  
                    } else if (Build.VERSION.SDK_INT >= 21) { //android 5.0-7.0    
                        var intent = new Intent('android.settings.APP_NOTIFICATION_SETTINGS');  
                        intent.putExtra("app_package", pkName);  
                        intent.putExtra("app_uid", uid);  
                    } else { //(<21)其他--跳转到该应用管理的详情页  
                        var Settings = plus.android.importClass("android.provider.Settings");  
                        var Uri = plus.android.importClass("android.net.Uri");  
                        var intent = new Intent();  
                        intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);  
                        var uri = Uri.fromParts("package", main.getPackageName(), null);  
                        intent.setData(uri);  
                    }  
                    // 跳转到该应用的系统通知设置页    
                    main.startActivity(intent);  
                }  
            }  
        });  
    }  
}  
const setClickEvent = () => {  
    var main = plus.android.runtimeMainActivity();  
    const Context = plus.android.importClass('android.content.Context');  
    const Intent = plus.android.importClass('android.content.Intent');  
    const PendingIntent = plus.android.importClass('android.app.PendingIntent');  
    var intent = new Intent(main, main.getClass());  
    intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);  
    let pendingIntent = PendingIntent.getActivity(main, 0, intent, 0);  
    return pendingIntent  
}  
const Nofi = (content) => {  
    // 提示权限  
    isOpenNofiPermission()  
    // 1==========  
    let pendingIntent = setClickEvent()  
    var main = plus.android.runtimeMainActivity();  
    var NotificationManager = plus.android.importClass("android.app.NotificationManager");  
    var importance = NotificationManager.IMPORTANCE_HIGH;  
    let channelId = createNotificationChannel("lidanbao_channel_ID", "理单宝", importance);  
    let NotificationCompat = plus.android.importClass('androidx.core.app.NotificationCompat')  
    // 2=============  
    let builder = new NotificationCompat.Builder(main, channelId)  
    builder.setContentTitle("您有一条新的消息")  
    console.log('content是：',content)  
    builder.setContentText(content)  
    builder.setContentIntent(pendingIntent)  
    const android_R = plus.android.importClass(  
        'android.R'); // android.R：使用系统默认图标，可以把android改成实际项目的包名，则会使用项目的图标  
    builder.setSmallIcon(17301620)  
    builder.setPriority(NotificationCompat.PRIORITY_HIGH)  

    builder.setStyle(new NotificationCompat.BigTextStyle()  
                            .bigText("无论是否意识到 Gradle 的存在，每位 Android 程序员都会直接或间接的与 Gradle 打交道。每当通过 Android Studio 新建一个工程时，AS 都会自动创建一个通用的目录结构，然后就可以进行开发，在 app 的 build.gradle 中添加一些依赖，点击右上角的 Sync Now"))  

    // 3============  
    var NotificationManagerCompat = plus.android.importClass("androidx.core.app.NotificationManagerCompat");  
    NotificationManagerCompat.from(main).notify(100, builder.build())  

}  

export {  
    androidNotify  
}

写的有点乱，功能实现了