import SDKTransceiver from "../SDKNetwork/SDKTransceiver";
import SDKWebDashBoradController from "../SDKController/SDKWebDashBoradController";
import SDKPacketHandler from "../SDKNetwork/SDKPacketHandler";
import SDKContrllerManager from "../SDKController/SDKContrllerManager";
import * as SDKControllerConst from "../SDKConst/SDKControllerConst";
import SDKControllerBase from "../SDKController/SDKControllerBase";
import * as SDKLogicsCore from "../SDKLogics/SDKLogicsCore";
import * as SDKRegistCommand from "../SDKConst/SDKRegistCommand";

export default class SDKApp {

    private static _instance: SDKApp;

    private _transceiver: SDKTransceiver;
    private _packetHandler: SDKPacketHandler;

    /**进入游戏场景 */
    private _isEnter: boolean = false;

    constructor() {
        if (SDKApp._instance) {
            throw console.error("SDKApp object is had already!");
        }
        SDKApp._instance = this;
    }

    public static instance(): SDKApp {
        if (!SDKApp._instance) {
            SDKApp._instance = new SDKApp();
        }
        return SDKApp._instance;
    }

    public init(): void {
        this._packetHandler = new SDKPacketHandler();

        this._transceiver = new SDKTransceiver();
        this._transceiver.packetHandler = this._packetHandler;
    }

    private initEvents(): void {
        if(SDKLogicsCore.parameterVo.isTeacher()){
            this.transceiver.sendMsg(SDKRegistCommand.TEACH_MODLE_CHANGE,SDKLogicsCore.controllState.teachingMode,false);
            this.transceiver.sendMsg(SDKRegistCommand.NOTIFY_WATCH_CONTROLLER,SDKLogicsCore.controllState.controllerId,false);   
        }

        if(SDKLogicsCore.parameterVo.isOberverTeacher()){
            this.transceiver.sendMsg(SDKRegistCommand.TEACH_MODLE_REQUEST,null,false);
            this.transceiver.sendMsg(SDKRegistCommand.WATCH_CONTROLLER_REQUEST,null,false);
        }
    }

    private initController(): void{
        let controller: SDKControllerBase = SDKContrllerManager.instance().getController(SDKControllerConst.WEB_DASHBORAD);
        if (!controller) {
            controller = new SDKWebDashBoradController();
            SDKContrllerManager.instance().addController(SDKControllerConst.WEB_DASHBORAD, controller);
        }
    }

    /**
     * 初始化视图
     */
    public initView():void{
        if (this._isEnter) {
            return;
        }
        this._isEnter = true;

        this.initController();
        this.initEvents();

        console.log("SDK initView......",new Date().getTime());
    }

    public get transceiver(): SDKTransceiver {
        return this._transceiver;
    }

    public get packetHandler(): SDKPacketHandler {
        return this._packetHandler;
    }
}