pixelstream-cn/action/base.js

基于虚幻引擎的像素流平台

function randomString(length) {
    var chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
    var result = '';
    for (var i = length; i > 0; --i) result += chars[Math.floor(Math.random() * chars.length)];
    return result;
}
import callback from "./../callback.js";
import bufferUtil from "./../util/buffer.js";
import messageType from "./messageType.js";
import baseStructure from "./../structure/base.js";
export default class base {
    constructor(action,data,callback){
        if(!action){
            return ;
        }
        this.messageType = messageType.UIInteraction;
        this.$data=null;
        this.callback=callback ? true : false;
        this.callback=true;
        this.$action=action;
        if(data instanceof baseStructure){
            this.$data = data.data;
        }else{
            this.$data=data;
        }
    }

    get buffer(){
        if(!this.data){
            if(this.messageId){
                this.$data.message="64684311684646";
            }
            this.data=this.getData();
        }
        return this.data.buffer;
    }
    
    getData() {
        let descriptor={
            action:this.$action,
            data:this.$data,
        };
        if(this.callback){
            descriptor.message=this.setMessage();
        }
        return this.serialize(descriptor);
    }

    serialize(descriptor){
        let descriptorAsString = JSON.stringify(descriptor)
        return bufferUtil.toBuffer(descriptorAsString,this.messageType);
    }


    setMessage(){
        let message = randomString(32);
        this.promise = new Promise((resolve,reject)=>{
            callback.setFunction(message,(response)=>{
                resolve(response);
            });
        })
        return message;
    }

    
}