import Time from "../tools/Time";

const { ccclass } = cc._decorator;

@ccclass
export default class PrefabManager extends cc.Component {

    static _ins: PrefabManager = null;

    Destroy() {
        this.destroy();
        PrefabManager.loaded = false;
        PrefabManager.otherPrefabDic = {};
        PrefabManager.othersLoaded = false;

        PrefabManager._ins = null;
    }

    private static loaded: boolean = false;         //是否已加载成功
    private static uiDic = {};                      //字典
    private static uiUrlKeys: string[] = [];        //UI界面资源Url数组

    public static otherPrefabDic = {};              //其余预制体  红包... ...

    public static othersLoaded: boolean = false;             //水果资源加载是否完成

    private loadUiAry: string[] =
        [
            //"ui/ForwardPanel",
            //"ui/EffectPanel",
            //"ui/RedbagPanel",
            //"ui/RedbagGpPanel"
        ];

    static get Loaded() {
        //return PrefabManager.loaded && PrefabManager.othersLoaded;
        return PrefabManager.loaded;
    }

    onLoad() {
        PrefabManager._ins = this;
        console.log("PrefabManager:onLoad");

        this.LoadUiPrefabs();
        //this.LoadOtherPrefabs();

        //this.LoadAudio();

        // cc.audioEngine.preload("audios/hit",()=>{
        //     console.log("audio loaded");
        // });

        // cc.loader.loadRes('audios/' + AudioType.hit, (err, cip) => {
        //     console.log("hit audio loaded");
        // })
    }

    /**加载UI资源*/
    LoadUiPrefabs() {
        //PrefabManager.loaded = true;
        //return;
        // console.log("PrefabManager:onLoad");

        console.log("--------Start Load PrefabUI");
        PrefabManager.loaded = true;
        console.log("-->Loading PrefabManager load ok!");
        return;
        //放到 游戏中动态加载
        //cc.loader.loadResArray(this.loadUiAry, cc.Prefab, (err, objects) => {
        cc.loader.loadResDir("ui", cc.Prefab, (err, objects, urls) => {
            for (let i = 0; i < objects.length; i++) {
                let key = urls[i];
                console.log(urls[i]);
                PrefabManager.uiUrlKeys.push(key);
                PrefabManager.uiDic[key] = objects[i];
            }
            PrefabManager.WaitLoaded();
        });
    }

    /**
     * 等待Prefab资源加载完成
    */
    static async WaitLoaded() {
        console.log("WaitLoaded");
        await Time.WaitForSeconds(cc.director.getDeltaTime());//cc.director.getDeltaTime()*5
        PrefabManager.loaded = true;


        console.log("-->Loading PrefabManager load ok!");

        //首次进入场景 加载当前解锁关卡
        //console.log("是否加载完成："+PrefabManager.Loaded+"---"+GameData.Instance.currentLevelId); 
        //GameFacade.Instance.LoadedFinished();
        //GameFacade.Instance.UIMng = UIManager.Instance;
        //GameFacade.Instance.LoadLevel(GameData.Instance.currentLevelId);
        //GameFacade.Instance.mainPanel = <MainPanel>UIManager.Instance.GetPanel(PanelType.MainPanel);
        //GameFacade.Instance.mainPanel.OnEnter();
        //AdManager.Instance.signPanel.CheckSign();
    }

    /**
     * 加载其他预制体资源
    */
    LoadOtherPrefabs() {
        cc.loader.loadResDir("prefab/other", cc.Prefab, (err, objects, urls) => {
            for (let i = 0; i < objects.length; i++) {
                let key = urls[i];
                PrefabManager.otherPrefabDic[key] = objects[i];
            }
            console.log("Loading PrefabManager other loaded");
            PrefabManager.othersLoaded = true;
        });
    }

    /**
     * 获取Prefab
    */
    public static LoadUi(key: string): cc.Prefab {
        return this.uiDic[key];
    }

    /**加载页面*/
    public static LoadPanel(key: string): cc.Node {
        console.log("Prefab Url:" + key);
        return cc.instantiate(this.LoadUi(key));
    }

    /**异步加载页面*/
    public static LoadPanelAsync(key: string, cb: any = null) {
        if (!PrefabManager.uiDic[key]) {
            cc.loader.loadRes(key, cc.Prefab, (error, item) => {
                PrefabManager.uiDic[key] = item;
                let panel = cc.instantiate(item);
                if (cb) {
                    cb(panel);
                }
            });
        } else {
            let panel = cc.instantiate(this.LoadUi(key));
            if (cb) {
                cb(panel);
            }
        }
    }

    /**获取预制体*/
    public static GetPrefab(name: string): cc.Node {
        if (this.otherPrefabDic["prefab/other/" + name]) {
            return cc.instantiate(this.otherPrefabDic["prefab/other/" + name]);
        } else {
            console.log("Prefab other not have:", this.otherPrefabDic["prefab/other/" + name]);
            return null;
        }
    }
}