/**
 * 通知中心
 * ***/

import { _decorator,EventTarget } from "cc";
import { PREVIEW } from "cc/env";

const {ccclass, property} = _decorator;

@ccclass
export class Model{

    private RedNotice : EventTarget = null;
    constructor() {
        this.RedNotice = new EventTarget();
        if (PREVIEW) {
            window['RedNotice'] = RedNotice;
        }
    }

    //开始监听通知
    on<T extends Function>(type: string, listener:(...any: any[]) => void, target?: any, useCapture?: boolean){
        this.RedNotice.on(type,listener,target,useCapture)
    }

    /**只执行一次 */
    once<T extends Function>(type: string, callback: (arg1?: any, arg2?: any, arg3?: any, arg4?: any, arg5?: any) => void, target?: any){
       this.RedNotice.once(type,callback,target)
    }

    //开始出发消息
    emit(key: string, arg1?: any, arg2?: any, arg3?: any, arg4?: any, arg5?: any){
        this.RedNotice.emit(key,arg1,arg2,arg3,arg4,arg5)
    }

    //移除当前节点节点的所有事件
    targetOff(node){
        this.RedNotice.targetOff(node)
    }

    /**关闭单个 */
    off(type: string, listener:(...any: any[]) => void, target?: any){
       this.RedNotice.off(type,listener,target)
    }

    /** 判断有无事件 */
    hasEventListener(type: string){
       return this.RedNotice.hasEventListener(type)
    }
}

export let RedNotice = new Model();