/******************************************************************
 * Copyright(C) 2019 - 2020 Nx Studio
 *
 * 主界面 --- 预加载
 *
 *                                  
 ******************************************************************/

// 预加载Prefab队列
const PrefabQueue = [

    "prefab/bag/wnd_bag",
    "prefab/partner/bag/wnd_partner",

    "prefab/popup/popup_item_tips",
    "prefab/popup/popup_skill_tips",
    "prefab/popup/popup_rewards",
    "prefab/popup/popup_level_up",

    // "prefab/partner/wnd_partner_info",
    // "prefab/partner/wnd_partner_reform",
    // "prefab/summon/wnd_summon",
    // "prefab/vip/wnd_vip",
];

cc.Class( {

    extends: cc.Component,

    properties: {

    },

    // 加载
    onLoad: function() {

        // 延迟开始
        this.scheduleOnce( () => {
            this.loadPrefabs();
        }, 1 );

    },

    // 预制加载
    loadPrefabs: function() {

        const self = this;
        const queue = nx.dt.objClone( PrefabQueue );
        const next = function() {

            // 结束
            if( queue.length == 0 ) {
                self.loadDone();
                return;
            }

            // 下一个
            let fab = queue.shift();
            nx.debug( "[PRELOAD]预加载:", fab );
            nx.res.loadPrefab( fab, ( _err, _asset ) => {

                if( _err ) {
                    nx.warn( "[PRELOAD]预加载失败:", fab );
                }
                next();
            }, true );

        };

        next();

    },

    // 结束
    loadDone: function() {

    },

} );