feat: timer 包新增 GetCurrWeekDate 和 GetLastWeekDate 函数

utils/times/helper.go

@@ -15,6 +15,34 @@ const (
 	Week        = Day * 7
 )
 
+// GetCurrWeekDate 获取以 week 为周一的本周 week 时间
+func GetCurrWeekDate(now time.Time, week time.Weekday) time.Time {
+	w := int(week)
+	monday := GetMondayZero(now)
+	var curr time.Time
+	if WeekDay(now) > w {
+		curr = monday.AddDate(0, 0, w-1)
+	} else {
+		curr = monday.AddDate(0, 0, w-1)
+		curr = curr.AddDate(0, 0, -7)
+	}
+	return curr
+}
+
+// GetLastWeekDate 获取以 week 为周一的特定时间 now 的上周 week 时间
+func GetLastWeekDate(now time.Time, week time.Weekday) time.Time {
+	w := int(week)
+	monday := GetMondayZero(now)
+	var last time.Time
+	if WeekDay(now) > w {
+		last = monday.AddDate(0, 0, -(7 - w + 1))
+	} else {
+		last = monday.AddDate(0, 0, -(7 - w + 1))
+		last = last.AddDate(0, 0, -7)
+	}
+	return last
+}
+
 // GetMonthDays 获取一个时间当月共有多少天
 func GetMonthDays(t time.Time) int {
 	t = GetToday(t)