# src/utils/Tool.js File

    /**
     * Created by mac on 16/11/28.
     */

    let Tool = {
        closest: (el, selector)=>{
            var matchesFn;

            // find vendor prefix
            ['matches','webkitMatchesSelector','mozMatchesSelector','msMatchesSelector','oMatchesSelector'].some(function(fn) {
                if (typeof document.body[fn] == 'function') {
                    matchesFn = fn;
                    return true;
                }
                return false;
            });

            var parent;

            // traverse parents
            while (el) {
                if (el[matchesFn](selector)) return el;

                parent = el.parentElement;
                if (parent && parent[matchesFn](selector)) return parent;

                el = parent;
            }

            return null;
        },

        setPhoenixPrefix: (val)=>{
            return 'ph-' + val;
        },

        getDeviceInfo(type){
            let u = navigator.userAgent;
            let typeList = {
                trident: u.indexOf('Trident') > -1, //IE内核
                presto: u.indexOf('Presto') > -1, //opera内核
                webKit: u.indexOf('AppleWebKit') > -1, //苹果、谷歌内核
                gecko: u.indexOf('Gecko') > -1 && u.indexOf('KHTML') == -1, //火狐内核
                mobile: !!u.match(/AppleWebKit.*Mobile.*/), //是否为移动终端
                ios: !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/), //ios终端
                android: u.indexOf('Android') > -1 || u.indexOf('Linux') > -1, //android终端或者uc浏览器
                iPhone: u.indexOf('iPhone') > -1 , //是否为iPhone或者QQHD浏览器
                iPad: u.indexOf('iPad') > -1, //是否iPad
                webApp: u.indexOf('Safari') == -1 //是否web应该程序，没有头部与底部
            };

            return typeList[type];
        }
    }

    export default Tool;