/*-----------------------------------------------------+
 * 桥接: 所有窗体的显示基类
 +-----------------------------------------------------*/

const BridgeClass = require( "bridge.class" );
const { SCENE_TAG } = require( "define" );

const BridgeView = cc.Class( {

    extends: BridgeClass,

    ctor: function() {
        this.wname = "";
        this.viewTag = SCENE_TAG.panel;
        this.cache = false;
        this.prefabPath = "";
        this.root_wnd = null;
        this.is_loading = false;
        this.parent = null;
    },

    // 设置父节点
    setParent: function( parent ) {
        this.parent = parent;
    },

    // 打开窗体的主入口
    open: function( params, _cb ) {

        // 直接打开
        if( this.root_wnd ) {
            this.openRootWndBridge( params );
            nx.dt.fnInvoke( _cb, true );
            return;
        };

        // 载入中
        if( this.is_loading ) {
            nx.error( "$UI:载入重复!", this.wname );
            nx.dt.fnInvoke( _cb, false );
            return;
        }

        // 加载
        this.is_loading = true;
        nx.res.loadPrefab( this.prefabPath, ( _err, _fab ) => {

            this.is_loading = false;

            // 载入错误
            if( _err ) {
                nx.error( "$UI:载入失败!", nx.fmtError( _err ) );
                nx.dt.fnInvoke( _cb, false, nx.fmtError( _err ) );
                return;
            }

            // 实例化
            this.root_wnd = cc.instantiate( _fab );
            this.root_wnd.name = this.wname;
            this.root_wnd.view = this;
            this.root_wnd.position = cc.Vec2.ZERO;
            if( this.parent != null ) {
                this.root_wnd.parent = this.parent;
            } else {
                this.bindWndBridge();
                nx.bridge.ui.addToSceneNode( this.root_wnd, this.viewTag );
            }

            // 数据设置
            this.openRootWndBridge( params );

            // 预制常驻
            nx.assets.pushResident( this.prefabPath, _fab );

        } );

    },

    /**
     * 关闭窗体
     */
    close: function( _fromBridgeWindow = false ) {

        // 如果不是通过BridgeWindow组件关闭的,那么走组件关闭的方式
        if( !_fromBridgeWindow ) {
            this.unbindWndBridge();
            return;
        }

        nx.debug( "$UI:窗体关闭:", this.wname );
        nx.bridge.Tag2PanelClose(this.wname);
        // 节点销毁
        if( this.root_wnd ) {
            this.root_wnd.destroy();
            this.root_wnd = null;
        }
    },

    // 桥接BaseView挂载
    bindWndBridge: function() {
        let bridge = nx.bridge.getBridgeWindow( this.root_wnd, "" );
        if( bridge ) {
            bridge.bindView( this );
        }
    },

    unbindWndBridge: function() {
        let bridge = nx.bridge.getBridgeWindow( this.root_wnd, "" );
        if( bridge ) {
            bridge.close( this );
        }
    },

    // 桥接开启参数传递
    openRootWndBridge: function( _params ) {

        // 开启失败
        let bridge = nx.bridge.getBridgeWindow( this.root_wnd, "" );
        if( !bridge ) {
            nx.error( "$UI:无效窗体,开启失败!", this.wname );
            return;
        }

        nx.debug( "$UI:窗体打开:", this.wname );

        // 层级提前
        this.root_wnd.active = true;
        this.root_wnd.parent.nxOrder = this.root_wnd.parent.nxOrder || 0;
        this.root_wnd.zIndex = ++this.root_wnd.parent.nxOrder;

        // 参数打开
        bridge.openConfigs( _params );
    },

} );

module.exports = BridgeView;