我的代码（供以后分析）

/**
 * Created by changyu.qu on 2018/1/4.
 */
$.namespace('logistics.carrier.website.ui.returnBill');
var returnBill;
$(function () {
    returnBill=new logistics.carrier.website.ui.returnBill.init();
    returnBill.initPanel();
});
$.define("logistics.carrier.website.ui.returnBill.init", {
    initPanel: function () {
        this.initPageControl();
        this.initQueryCondition();
    },
    returnBillListAll: function () {
        var me=this;
        $(".bill-all").parent().click(function(){
            me.searchReturnBill(1,-1);


        });
    },
    returnBillList0: function () {
        var me=this;
        $(".bill-zero").parent().click(function(){
            me.searchReturnBill(1,0);

        });
    },
    returnBillList1: function () {
        var me=this;
        $(".bill-one").parent().click(function(){
            me.searchReturnBill(1,1);
        });
    },
    returnBillList2: function () {
        var me=this;
        $(".bill-two").parent().click(function(){
            me.searchReturnBill(1,2);
        });
    },
    initPageControl: function(){
        var me=this;
        $("#btnReset").click(function(){
            me.resetQueryCondition();
        });
        $("#btnSearch").click(function(){
            $('#param_pi').val("");
            var checkStatus = $(".ul-state").attr("checkStatus");
            me.searchReturnBill(1,checkStatus);
        });
        //时间插件
        $("#param_date").asDatepicker({
            mode: 'range',
            namespace: 'calendar',
            lang: 'zh',
            position: 'top'
        });

    },
    initQueryCondition: function(){
        var checkStatus=logistics.utils.commonUtil.urlGet()['rs'] != undefined ? decodeURIComponent(logistics.utils.commonUtil.urlGet()['rs']) : "";
        $("#param_or").val(logistics.utils.commonUtil.urlGet()['or'] != undefined ? decodeURIComponent(logistics.utils.commonUtil.urlGet()['or']) : "");
        //$("#param_rs").val(rs);
        var st = decodeURIComponent(logistics.utils.commonUtil.urlGet()['st']);
        var et = decodeURIComponent(logistics.utils.commonUtil.urlGet()['et']);
        if (logistics.utils.validate.isNotNullOrEmpty(logistics.utils.commonUtil.urlGet()['st'])) {
            $("#param_date").val(st.replace(new RegExp("-", "gm"), "/").replace(" 00:00:00", "") + " - " + et.replace(new RegExp("-", "gm"), "/").replace(" 23:59:59", ""));
        } else {
            $("#param_date").val("");//不需要默认值
        }
        if (checkStatus == undefined || checkStatus == null || checkStatus == ""){
            $("#allActive").addClass("active");
            $(".ul-state").attr("checkStatus", "");
        }else if(checkStatus==0){
            $("#zeroActive").addClass("active");
            $(".ul-state").attr("checkStatus", "0");
        }else if(checkStatus==1){
            $("#oneActive").addClass("active");
            $(".ul-state").attr("checkStatus", "1");
        }else if(checkStatus==2){
            $("#twoActive").addClass("active");
            $(".ul-state").attr("checkStatus", "2");
        }
        this.returnBillListAll();
        this.returnBillList0();
        this.returnBillList1();
        this.returnBillList2();

    },
    //查询列表
    searchReturnBill:function(pageNum ,status){
        var searchParams = this.buildSearchParams(pageNum,status);
        var returnBillUrl = "/settlement/returnBill";
        document.location = returnBillUrl + "?" + searchParams;
    },
    resetQueryCondition:function(){
        $("#param_or").val("");
        $("#param_date").val("");
        $("#param_rs").val("");
    },
    buildSearchParams:function(index,status){
        if($('#param_pi').val()==null||$('#param_pi').val()==""||parseInt($('#param_pi').val())<0){
            $('#param_pi').val("1");
        }
        var urlParams = [];
        var params = $("[id*='param_']");
        $.each(params, function (index, param) {
            var key = param.id && param.id.split("_")[1];
            if (key && param.value) {
                if (key == 'date') {//订单生成时间
                    urlParams.push("st=" + encodeURIComponent((param.value.split(" - ")[0]) + " 00:00:00").replace(new RegExp("/", "gm"), "-"));
                    urlParams.push("et=" + encodeURIComponent((param.value.split(" - ")[1]) + " 23:59:59").replace(new RegExp("/", "gm"), "-"));
                }else if (key == 'or') {//订单号
                    urlParams.push(key + "=" + encodeURIComponent(param.value.trim().toUpperCase()));
                }else {
                    urlParams.push(key + "=" + encodeURIComponent(param.value.trim()));
                }
            }
        });
        if (status == undefined || status == null || status === ""){
             var checkStatus=logistics.utils.commonUtil.urlGet()['rs'] != undefined ? decodeURIComponent(logistics.utils.commonUtil.urlGet()['rs']) : "";
            status=checkStatus;
        }
        status=status==-1?"":status;
        urlParams.push("rs" +"="+ status);
        return urlParams.join("&");
    }


});
var pageUtil = {
    searchByPagination: function (pi) {//分页组件
        var param_pi = $('#param_pi').val();
        if (pi == "1") {
            $('#param_pi').val("1");
        }
        else {
            $('#param_pi').val(pi);
        }
        returnBill.searchReturnBill(2);
    },

    searchByPageNumber: function () {//指定页码
        var pageTo = $('#iptPageTxt').val();
        if (!pageTo) {
            layer.msg("请先输入页码数", {
                time: 3000 //2秒关闭（如果不配置，默认是3秒）
            });

            return false;
        }
        if (!$.isNumeric(pageTo)) {
            layer.msg("请先输入数字", {
                time: 3000 //2秒关闭（如果不配置，默认是3秒）
            });

            return false;
        }
        pageTo = parseInt(pageTo);
        pageTo = pageTo <= 1 ? 1 : pageTo;
        var totalPageIndex = parseInt($('#totalPageIndex').val());
        pageTo = pageTo >= totalPageIndex ? totalPageIndex : pageTo;
        $('#param_pi').val(pageTo);
        returnBill.searchReturnBill(pageTo);
    }
};