ajax 日常请求简单的封装

var JitCfg = {
    'baseUrl':'../../../',
    'ajaxUrl':'', //接口域名
    'shareIco':'',
    'statisticsCode':''
}
var jit={
    buildNewAjaxParams:function(param){
        var _param = {
            type: "post",
            dataType: "json",
            url: "",
            data: null,
            beforeSend: function () {

            },
            success: null,
            error: function (XMLHttpRequest, textStatus, errorThrown){

            }
        };
        $.extend(_param,param);


        var action = param.data.action,
            interfaceType = param.interfaceType||'Product',
            _req = {
                'Locale':baseInfo.locale,
                'CustomerID':baseInfo.customerId,
                'UserID':baseInfo.userId,
                'OpenID':baseInfo.openId,
                'ChannelID':baseInfo.ChannelID,
                'isALD': baseInfo.isALD,
                'Token':null,
                'Parameters':param.data
            };
        delete param.data.action;
        var _data = {
            'req':JSON.stringify(_req)
        };
        debugger
        _param.data = _data;
        _param.url = _param.url+'?type='+interfaceType+'&action='+action;
        return _param;
    },


    ajax:function(param){
        var action = param.data.action,
            _param = this.buildNewAjaxParams(param);

        _param.url = JitCfg.ajaxUrl + _param.url;
        _param.beforeSend = function(){//开始
            if(param.beforeSend){
                param.beforeSend();
            }
            global.timer = new Date().getTime();
        };
        _param.complete = function(){// 结束
            if(param.complete){
                param.complete();
            }
            console.log(
                "\r\n"+
                "页面名称："+Jit.AM.getAppPageConfig()[$("title").attr("name")].title+"|"+$("title").attr("name")
                +"\r\n"+
                "请求地址："+_param.url
                +"\r\n"+
                "请求方法："+action
                +"\r\n"+
                "请求耗时："+(new Date().getTime()- global.timer)+"毫秒"+"\r\n"
            );
        };
        $.ajax(_param);
    },


}
window.JIT=jit;

//调用实例
var  getCityList =function(callback){
    JIT.ajax({
        url:'/ApplicationInterface/Gateway.ashx',
        data:{
            'type':'Product',
            'action':'UnitAndItem.Area.GetCityList'
        },
        success:function(data){
            if(data.IsSuccess){
                if(callback){
                    callback(data);
                }
            }else{
                self.alert(data.Message);
            }
        }
    });
}