package tools

import (
	"kefu/types"
	"time"
)

// 当前时间戳/秒
func Now() int64 {
	return time.Now().Unix()
}
func GetNowTime() string {
	return time.Now().Format("2006-01-02 15:04:05")
}

// 时间戳转时间字符串
func IntToTimeStr(sourceTime int64, formatStr string) string {
	return time.Unix(sourceTime, 0).Format(formatStr)
}

// 时间戳转时间类型
func IntToTime(sourceTime int64) time.Time {
	return time.Unix(sourceTime, 0)
}

// 时间字符串转时间戳
func TimeStrToInt(sourceTime string) int64 {
	timeLayout := "2006-01-02 15:04:05"                             //转化所需模板
	loc, _ := time.LoadLocation("Local")                            //重要：获取时区
	theTime, _ := time.ParseInLocation(timeLayout, sourceTime, loc) //使用模板在对应时区转化为time.time类型
	return theTime.Unix()
}

// 时间字符串转时间类型
func TimeStrToTime(sourceTime string) time.Time {
	timeLayouts := []string{
		"2006-01-02 15:04:05",
		"2006-01-02",
		// 添加更多的时间格式模板，按照需要进行扩展
	}
	var parsedTime time.Time
	var err error

	for _, layout := range timeLayouts {
		parsedTime, err = time.Parse(layout, sourceTime)
		if err == nil {
			break
		}
	}
	return parsedTime
}

// 获取多长天之前的日期
func GetPastDate(daysAgo int) string {
	pastDate := time.Now().AddDate(0, 0, -daysAgo)
	return pastDate.Format("2006-01-02 15:04:05")
}

// 格式化日期
func Date(layout string, timeStr string) string {
	return TimeStrToTime(timeStr).Format(layout)
}

// 格式化日期
func DateDefault(myTime time.Time) string {
	return myTime.Format("2006-01-02 15:04:05")
}

// 格式化日期
func DateFormat(layout string, timeStr types.Time) string {
	return timeStr.Format(layout)
}

// 是否在工作时间
func IsWorkTime(weekDays []string, monringRange, afternoonRange, otherRange []string) bool {
	if !IsInWeekRange(weekDays) {
		return false
	}
	if len(monringRange) == 2 && IsInTimeRange(monringRange[0], monringRange[1]) {
		return true
	}
	if len(afternoonRange) == 2 && IsInTimeRange(afternoonRange[0], afternoonRange[1]) {
		return true
	}
	if len(otherRange) == 2 && IsInTimeRange(otherRange[0], otherRange[1]) {
		return true
	}
	return false
}

// 判断当前星期几是否在给定的星期范围内容，["星期一", "星期二"]
func IsInWeekRange(weekDays []string) bool {
	// 获取当前时间
	now := time.Now()
	// 获取当前星期几
	weekday := now.Weekday()
	chineseWeekdays := []string{"星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"}
	nowWeekDay := chineseWeekdays[weekday]
	if !IsInArray(nowWeekDay, weekDays) {
		return false
	}
	return true
}

// 判断当前时间(小时分钟)是否在给定范围内
func IsInTimeRange(startTime, endTime string) bool {
	// 获取当前时间
	now := time.Now()
	// 获取当前时间的小时和分钟
	currentHour, currentMinute, _ := now.Clock()

	startHour, startMinute, _ := GetHourAndMinute(startTime)
	endHour, endMinute, _ := GetHourAndMinute(endTime)

	// 判断当前时间是否在给定范围内
	if currentHour > startHour && currentHour < endHour {
		return true
	} else if currentHour == startHour && currentMinute >= startMinute {
		return true
	} else if currentHour == endHour && currentMinute < endMinute {
		return true
	}

	return false
}

// 获取给定时间字符串的小时和分钟
func GetHourAndMinute(timeStr string) (int, int, error) {
	// 定义时间格式
	layout := "2006-01-02 15:04"
	// 将字符串解析为时间
	t, err := time.Parse(layout, timeStr)
	if err != nil {
		return 0, 0, err
	}
	// 获取小时和分钟
	hour := t.Hour()
	minute := t.Minute()
	return hour, minute, nil
}