获取本周的开始日期和结束日期（本周周一到周日）：varcurrentTime=newDate()this.getThisWeekData(currentTime,0) 点击切换上周的周历(把当前周的周一的时间传进去就行，如“2024-08-05”)：this.getThisWeekData(currentData.startData,-7) 点击切换下周的周历(