06-计算两个日期间隔的天数

import com.atlassian.jira.component.ComponentAccessor
import java.text.SimpleDateFormat
import java.time.LocalDate;
import java.time.temporal.ChronoUnit;

// 实际提交UAT时间（字段ID 10016）
def actualUatField  = ComponentAccessor.customFieldManager.getCustomFieldObject(10016L)
def plannedUatField = ComponentAccessor.customFieldManager.getCustomFieldObject(10015L)

// 预计提交UAT时间（字段ID 10015）
Date actualValue  = issue.getCustomFieldValue(actualUatField) as Date
Date plannedValue = issue.getCustomFieldValue(plannedUatField) as Date

// 空值校验
if (!actualValue || !plannedValue) {
    return '实际提交UAT时间或者预计提交UAT时间为空，不能计算，请补全信息'
}

LocalDate actualDate = LocalDate.parse(new SimpleDateFormat('yyyy-MM-dd').format(actualValue));
LocalDate plannedDate = LocalDate.parse(new SimpleDateFormat('yyyy-MM-dd').format(plannedValue));
        
long diffDays = Math.abs(ChronoUnit.DAYS.between(actualDate, plannedDate));

long diffDays = ChronoUnit.DAYS.between(actualDate, plannedDate);

return diffDays;