/*
 * @Description: 
 * @Author: hy
 * @Date: 2019-08-12 17:59:33
 * @LastEditTime: 2019-08-16 14:47:58
 */
Ext.define('uas.controller.Global', {
    extend: 'Ext.app.Controller',
    namespace: 'uas',

    stores: [
        'Navigation'
    ],

    config: {
        control: {
            'navigation-tree': {
                selectionchange: 'onTreeNavSelectionChange'
            }
        },
        refs: {
            viewport: 'viewport',
            navigationTree: 'navigation-tree',
            contentPanel: 'contentPanel',
        },
        routes  : {
            ':target': {
                action: 'handleRoute',
                before: 'beforeHandleRoute'
            }
        }
    },

    beforeHandleRoute: function(target, action) {
        let me = this,
            store = Ext.StoreMgr.get('Navigation'),
            className = Ext.ClassManager.getNameByAlias('widget.' + target),
            ViewClass = Ext.ClassManager.get(className);

        if(!!ViewClass && store.getCount() > 0) {
            action.resume();
        }else {
            Ext.Msg.alert(
                '加载异常',
                '确定以返回首页',
                function() {
                    // TODO 路由跳转并不会引起页面刷新，待解决
                    me.redirectTo(me.getApplication().getDefaultToken());
                }
            );
            action.stop();
        }
    },

    handleRoute: function(target) {
        let me = this,
            contentPanel = me.getContentPanel(),
            navigationTree = me.getNavigationTree(),
            store = Ext.StoreMgr.get('Navigation'),
            node = store.findNode('target', target),
            title = node.get('text');
        
        this.getViewport().getViewModel().set('selectedNode', [node]);

        if (node.isRoot()) {
            navigationTree.ensureVisible(0, {
                focus: true
            });
        } else {
            if (node.parentNode && !node.parentNode.isExpanded()) {
                node.parentNode.expand();
            }
            navigationTree.ensureVisible(node, {
                focus: true,
                select: true
            });
        }

        Ext.suspendLayouts();

        contentPanel.removeAll(true);

        className = Ext.ClassManager.getNameByAlias('widget.' + target);
        ViewClass = Ext.ClassManager.get(className);

        cmp = new ViewClass();

        contentPanel.add(cmp);

        me.updateTitle(title);

        if (cmp.floating) {
            Ext.resumeLayouts(true);
            cmp.show();
            Ext.suspendLayouts();
        }
        Ext.resumeLayouts(true);
    },

    onTreeNavSelectionChange: function(tree, selected, eOpts) {
        if(selected.length>0){
            let target = selected[0].get('target');
            if(target) {
                this.redirectTo(target);
            }
        }
    },

    updateTitle: function(title) {
        let contentPanel = this.getContentPanel();

        if (contentPanel.setTitle) {
            contentPanel.setTitle(title);
        }

        document.title = document.title.split(' - ')[0] + ' - ' + title;
    }
});