Merge remote-tracking branch 'origin/master'

puzhibing

2023-07-14 c81d766cd91be3b3a24c8db94dcd93c071a66c62

 cloud-server-course/src/main/java/com/dsh/course/util/LocalDateTimeUtils.java

@@ -5,6 +5,8 @@
import java.time.Duration;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.util.Calendar;
import java.util.Date;

/**
 * LocalDateTimeUtils
@@ -89,5 +91,26 @@
        return dayOfWeek.getValue();
    }

    /**
     * 根据输入本周的周几，获取当天的时间
     * @param dayOfWeekInput 周几
     * @return
     */
    public static Date getDateOfWeekNum(int dayOfWeekInput){
        // 获取当前日期
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(new Date());

        // 设置为本周的第一天（星期一）
        calendar.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);

        // 根据输入的星期几数值，计算出相应的偏移量
        int dayOfWeekIndex = (dayOfWeekInput + 6) % 7;
        calendar.add(Calendar.DAY_OF_WEEK, dayOfWeekIndex);

        // 获取计算后的日期
        return calendar.getTime();
    }


}