/******************************************************************
 *
 * 桥接节点池
 *
 ******************************************************************/

const NxObject = require( "nx.object" );

const BridgeNodePool = cc.Class( {

    extends: NxObject,

    name: "BridgeNodePool",

    // 初始化
    initialize: function( _args ) {

        if( !this._super( _args ) ) {
            return false;
        }

        // 创建节点池
        this.np = new cc.NodePool();

        let count = _args.count || 10;
        this.prefab = _args.prefab;
        this.key = _args.key || "pool";

        // 存量初始化
        for( let i = 0; i < count; ++i ) {
            let node = cc.instantiate( this.prefab );
            node.poolKey = this.key;
            this.np.put( node );
        }        

        return true;
    },

    // 销毁
    uninitialize: function() {

        this.np.clear();

        // USPER
        return this._super();
    },

    // 复用
    get: function() {

        // nx.debug( `>$>>${this.key}取:${this.np.size()}` );

        let node = this.np.get();
        if( node ) {
            return node;
        }

        // 追加
        // nx.debug( `${this.key}触发复用,数量超限新建` );
        node = cc.instantiate( this.prefab );
        node.poolKey = this.key;
        return node;
    },

    // 回收
    put: function( _node ) {
        this.np.put( _node );
        // nx.debug( `>$>>${this.key}存:${this.np.size()}` );
    },

} );


module.exports = BridgeNodePool;