function main(adHocAnalysis: IAdHocAnalysis) {
    // 获取筛选器面板
    let filterPanel: IFilterPanel = adHocAnalysis.getFilterPanel();
    let beginTime:IFilter = filterPanel.getFilterByAlias("开始时间");
    let overTime: IFilter = filterPanel.getFilterByAlias("结束时间");
    // 判空，保证两个筛选器都存在
    if (!beginTime || !overTime) {
        return
    }

    overTime.setValueChangeHandler((newValue) => {
        if (isExceedsOneYear(beginTime.getValue()[0],newValue[0])) {
            return newValue;
        } else { 
            alert("日期区间不能选择超过一年以上")
            return beginTime.getValue();
        }

    })

    beginTime.setValueChangeHandler((newValue) => {
        // 给结束时间设置值设为开始时间
        if (isExceedsOneYear(newValue[0], overTime.getValue()[0])) {
            return newValue;
        } else {
            alert("日期区间不能选择超过一年以上")
            overTime.setValue(newValue);
            return newValue;
        }

    })

}

function isExceedsOneYear(beginTimeValue:string,overTimeValue:string) {
    // 创建为日期对象
    let beginDate:Date = new Date(beginTimeValue);
    let overDate: Date = new Date(overTimeValue);
    return overDate - beginDate < 1000 * 3600 * 24 * 365
}