import _ from 'lodash'
import $ from 'jquery'

export default function () {

    Ext.define('Yvan.MainTab', {
        extend: 'Ext.tab.Panel',
        xtype: 'maintab',

        constructor(config) {
            const self = this
            const newConfig = _.defaultsDeep({}, config, {
                listeners: {
                    tabchange(tabPanel, newCard, oldCard, eOpts) {
                        console.log('tabChange')
                        $(window).trigger('tabChange', {
                            tabPanel, newCard, oldCard, eOpts
                        });

                        if (typeof config.tabchange === 'function') {
                            config.tabchange.apply(this, arguments)
                        }
                    }
                }
            })
            this.superclass.constructor.call(self, newConfig)
        },

        /**
         * 添加一个业务模块实例到选项卡
         * @param scopeInstance 业务对象实例
         */
        addScope(scopeInstance) {
            this.add({
                closable: true,
                ...scopeInstance.config,
            })

            this.setActiveTab(scopeInstance._handle);
        }
    });

}