helper/weekday.go

package helper

import (
	"strconv"
	"strings"
	"time"
)

/**
 * 星期几索引化
 * 2021/02/24
 * gz
 */
func GetWeekday() string {
	week := []string{"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}

	var index int

	today := time.Now().Weekday().String()

	for key, day := range week {
		if day == today {
			index = key
			break
		}
	}

	return strconv.Itoa(index)
}

/**
 * 今天是否可用
 * weekdays 0,1,2,4
 * 2021/02/24
 * gz
 */
func TodayCanUse(weekdays string) bool {

	if weekdays == "" {
		return true
	}
	days := strings.Split(weekdays, ",")

	var can bool = false
	today := GetWeekday()
	for _, day := range days {
		if today == day {
			can = true
			break
		}
	}

	return can
}