uniapp APP消息推送方案实现全过程

  /**
     * 设置手机通知权限
     */
    setPermissionsInform() {
        // #ifdef APP-PLUS  
        if (plus.os.name == 'Android') { // 判断是Android
            var main = plus.android.runtimeMainActivity();
            var pkName = main.getPackageName();
            var uid = main.getApplicationInfo().plusGetAttribute("uid");
            var NotificationManagerCompat = plus.android.importClass("android.support.v4.app.NotificationManagerCompat");
            //android.support.v4升级为androidx
            if (NotificationManagerCompat == null) {
                NotificationManagerCompat = plus.android.importClass("androidx.core.app.NotificationManagerCompat");
            }
            var areNotificationsEnabled = NotificationManagerCompat.from(main).areNotificationsEnabled();
            // 未开通‘允许通知'权限，则弹窗提醒开通，并点击确认后，跳转到系统设置页面进行设置  
            if (!areNotificationsEnabled) {
                uni.showModal({
                    title: '通知权限开启提醒',
                    content: '您还没有开启通知权限，无法接受到消息通知，请前往设置！',
                    showCancel: false,
                    confirmText: '去设置',
                    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  
                                intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
                                var uri = Uri.fromParts("package", mainActivity.getPackageName(), null);
                                intent.setData(uri);
                            }
                            // 跳转到该应用的系统通知设置页  
                            main.startActivity(intent);
                        }
                    }
                });
            }
        } else if (plus.os.name == 'iOS') { // 判断是ISO
            var isOn = undefined;
            var types = 0;
            var app = plus.ios.invoke('UIApplication', 'sharedApplication');
            var settings = plus.ios.invoke(app, 'currentUserNotificationSettings');
            if (settings) {
                types = settings.plusGetAttribute('types');
                plus.ios.deleteObject(settings);
            } else {
                types = plus.ios.invoke(app, 'enabledRemoteNotificationTypes');
            }
            plus.ios.deleteObject(app);
            isOn = (0 != types);
            if (isOn == false) {
                uni.showModal({
                    title: '通知权限开启提醒',
                    content: '您还没有开启通知权限，无法接受到消息通知，请前往设置！',
                    showCancel: false,
                    confirmText: '去设置',
                    success: function(res) {
                        if (res.confirm) {
                            var app = plus.ios.invoke('UIApplication', 'sharedApplication');
                            var setting = plus.ios.invoke('NSURL', 'URLWithString:', 'app-settings:');
                            plus.ios.invoke(app, 'openURL:', setting);
                            plus.ios.deleteObject(setting);
                            plus.ios.deleteObject(app);
                        }
                    }
                });
            }
        }
        // #endif  
    } ,
    /**

		// 必须要获取到cid后才能接收推送信息
        const cid = plus.push.getClientInfo()
        console.log(cid);

		//plus.push.createMessage( content, payload, option );
		//在本地直接创建推送消息，并添加到系统消息中心。
		content: ( String ) 必选
		消息显示的内容，在系统通知中心中显示的文本内容。
		
		payload: ( String | Object ) 可选
		消息承载的数据，可根据业务逻辑自定义数据格式。
		
		options: ( MessageOptions ) 可选
		创建消息的额外参数，参考
		https://www.html5plus.org/doc/zh_cn/push.html#plus.push.MessageOptions
		
		plus.push.createMessage('我是你爸爸！'); // 创建本地推送
		plus.runtime.setBadgeNumber(1)  // 设置角标

		// 添加推送消息事件监听器 click
		plus.push.addEventListener("click",(msg)=>{
		        console.log('msg............',msg);
		        if(msg.payload){
		        // 点击跳转对应页面
		            uni.navigateTo({
		                url:msg.payload
		            })
		        }
		},false)
		
		// 添加推送消息事件监听器 receive
		plus.push.addEventListener("receive",(msg)=>{
		    if("LocalMSG" == msg.payload){
		    }else{
		        if(msg.type=='receive'){
		            var options = {cover:false,title:msg.title};
		            // 创建本地推送
		            plus.push.createMessage(msg.content, msg.payload, options ); 
		         }  
		    }
		},false)

// 消息页面的数据
	async getMsgData(){
	    let res = await this.$callFunction("userContent/getMsgType")
	    this.$u.vuex("msgData", res.result.data);
	    let msgCount = 0 // 数字角标
	    res.result.data.map((item)=>{
	        if(item._id!=5){
	            msgCount+=item.no_read_total
	        }
	    })
	    // 给tabbar的角标赋值
	    let tabbar_data = JSON.parse(JSON.stringify(this.TabbarList))
	    tabbar_data[3].count = msgCount
	    this.$u.vuex("TabbarList", tabbar_data);

	// --------监听推送的状态----------
	plus.push.addEventListener("receive", (msg) => {
	    console.log(getApp().globalData.followCount);
	    if(msg.payload.data.msg_type==501){
	        uni.$emit('followUpdate','update');
	    }
	    let {content, payload, options} = msgCreate(msg)
	
	    plus.push.createMessage(content, payload, options);
	    this.getMsgData()
	}, false)