smartschool-platform/frontend/pc-web/app/view/viewport/ViewportModel.js

Ext.define('school.view.viewport.ViewportModel', {
    extend: 'Ext.app.ViewModel',
    alias: 'viewmodel.viewport',

    data: {
        account: null
    },

    formulas: {
        avatarUrl: function (get) {
            var account = get('account');
            return (account && account.avatarUrl) || 'resources/images/default/user-icon.png'
        }
    },

    stores: {
        store_navigationMenu: {
            autoLoad: true,
            fields: ['text', 'iconCls'],
            proxy: {
                type: 'ajax',
                url: 'resources/json/navigation.json',
                reader: {
                    type: 'json'
                }
            }
        },
    }
});