define(['utils'], function (_u) {
    'use strict';

    function Toolbar() {
        this.store = {
            screenNum: 5,
            radius: false,
            nav_items: []
        };
    }

    Toolbar.prototype = {
        transferToVM: function (dm) {
            var vm = {}, items = dm.nav_items || [];
            var len = items.length;
            var size = _u.toNumber(dm.screenNum, 5);
            
            len = Math.ceil(len / size);

            vm.items = Array.apply(null, Array(len)).map(function () { return []; });
            vm.items[0] = items.slice(0, size).map(
                function (n, i) {
                    return {
                        url: "javascript:void(0)",
                        icon: n.iconpath,
                        text: n.uiname,
                        remind: n.isremind == 1,
                        width: (100 / size).toFixed(4) + "%"
                    };
                }
            );

            return vm;
        }
    };

    return Toolbar;
});