tools

import thirdBrowser from '@/js/third_party/browser';
import thirdWX from '@/js/third_party/wx';
import alert from '@/js/alertView';
import constant from '@/js/const';
var thirdObj;

// 返回在vue模板中的调用接口
export default {
    //--------------------工具型-------------------------
    //去掉左右空格
    trimStr:function(str) {
        return str.replace(/(^\s+)|(\s+$)/g, "");
    },
    //是否是数字
    isNumber(value) {
        var patrn = /^(-)?\d+(\.\d+)?$/;
        if (patrn.exec(value) == null || value == "" || value == "undefined" || value == null) {
            return false;
        } else {
            return true;
        }
    },
    //判断字符是否为空的方法
    isEmpty(obj){
        if(typeof obj == "undefined" || obj == null || obj == ""){
            return true;
        }else{
            return false;
        }
    },
    //检测图片大小
    formatUpload:function(file){
        if(file.type.split("/")[0] != "image"){
            alert.eduToast('文件格式错误,请重新上传~',2000);
            return false;
        }
        if(file.size>3072000){
            alert.eduToast('文件太大了, 不允许超过3M~',2000);
            return false;
        }
        return true;
    },
    //获取参数
    getParam:function(name){
        var search = decodeURIComponent(document.location.search);
        var pattern = new RegExp("[?&]" + name + "=([^&]+)", "g");
        var matcher = pattern.exec(search);
        var items = null;
        if (null != matcher) {
            try {
                items = decodeURIComponent(decodeURIComponent(matcher[1]));
            } catch (e) {
                try {
                    items = decodeURIComponent(matcher[1]);
                } catch (e) {
                    items = matcher[1];
                }
            }
        }
        return items;
    },
    //是否是微信环境
    is_weixin(){
        var ua = navigator.userAgent.toLowerCase();
        if(ua.match(/MicroMessenger/i)=="micromessenger") {
            return true;
        } else {
            return false;
        }
    },
    //--------------------需求型-------------------------
    loadEnv:function(onReady, isLogin,callback){
        var self = this;
        if (self.is_weixin()) {
            //微信相关
            thirdObj = thirdWX;
        }else{
            //走浏览器。
            thirdObj = thirdBrowser;
        }
        thirdObj.init(onReady, isLogin,callback);
    },
    //登陆事件
    loginEvent:function(callback){
        console.log("登录事件tools");
        thirdObj.loginEvent(callback);
    },
    //获取图片验证码
    getBindImageVerify:function(callback){
        thirdObj.getBindImageVerify(callback);
    },
    //获取验证码
    clickBindVerifica(bindInfo,callback){
        console.log("获取验证码tools");
        thirdObj.clickBindVerifica(bindInfo,callback);
    },
    //验证登陆按钮
    executeNextEvent(bindInfo,loginOrRegist,callback){
        thirdObj.executeNextEvent(bindInfo,loginOrRegist,callback);
    },
    //获取主打色(示例）
    mainColor:function() {
        thirdObj.mainColor();
    },
    //获取商城地址
    getAddressCode(){
        //获取商城地址
        var self = this;
        if(self.getParam('addressCode')){
            return self.getParam('addressCode');
        }else if(!self.isEmpty(localStorage.getItem('addressCode'))){
            return localStorage.getItem('addressCode');
        }else{
            return constant.addressCode();
        }
    },
    //防止iphone手机，在点击input框,失去焦点后，输入法把内容顶起来
    checkWxScroll(){
        var currentPosition,timer;
        var speed=1;//页面滚动距离
        timer=setInterval(function(){
            currentPosition=document.documentElement.scrollTop || document.body.scrollTop;
            currentPosition-=speed;
            window.scrollTo(0,0);//页面向上滚动
            currentPosition+=speed; //speed变量
            window.scrollTo(0,currentPosition);//页面向下滚动
            console.log('我滚动了')
            clearInterval(timer);
        },1);
    },
    /**
     * 拼接图片路径
     * imageFile:image路径
     * size：要多大尺寸
     * cmId：商城的id（如果是0定制这个参数不传）
     * customId:定制信息id用于详情页修改定制信息后图片缓存问题
     * */
    joinImageUrl(imageFile,size,cmId,customId){
        var imageFileBase = imageFile.split("tzd")[0];
        var imageFilePath = imageFile.split("tzd")[1];
        var imageFileName = imageFilePath.split(".")[0];
        var imageFileSurfix = imageFilePath.split(".")[1];
        var sizeStr = '';
        var url;
        //如果有尺寸要求的拼接，没有要求传0即可
        if(size > 0){
            sizeStr = "_" + size;
        }
        if(cmId){
            url = imageFileBase + "cm/" + cmId + imageFileName + sizeStr + "." + imageFileSurfix;
            if(customId){
                url = url + '?customId=' + customId;
            }
        }else{
            url = imageFileBase + 'tzd' + imageFileName + sizeStr + "." + imageFileSurfix;
        }

        return url;
    },
    //所有中文都算2个字符
    getByteForUTF(s){
        var a,c;
        a=s.replace(/[\u0000-\u007f]/g, "\u0061");
        // b=a.replace(/[\u0080-\u07ff]/g, "\u0061\u0061");
        // c=b.replace(/[\u0800-\uffff]/g, "\u0061\u0061\u0061");
        c=a.replace(/[\u0800-\uffff]/g, "\u0061\u0061");
        return c.length;
    },
    
    /**
     * 跳转页面的方法  采用query传参
     * 有三个参数:vueObject、name、query
     * vueObject:vue实例
     * name:是路由name名称(字符串)//必须的参数
     * query:是要传的参数，是一个对象  例如：{property1:value1,property2:value2,...}
     * */
    goToUrl(vueObject,name,query){
        if(query){
            if(query.addressCode){
                vueObject.$router.push({name:name,query:query});
            }else{
                query.addressCode = this.getAddressCode();
                vueObject.$router.push({name:name,query:query});
            }
        }else{
            var queryObj = {};
            queryObj.addressCode = this.getAddressCode();
            vueObject.$router.push({name:name,query:queryObj});
        }
    }