/*
    作者: 邓瑞
    版本: 1.0
    网站: www.dengruicode.com
    日期: 2024-04-21
*/

const TimeDR = {
    now() {
        let date = new Date()

        let yyyy = date.getFullYear()
        let MM = String(date.getMonth() + 1).padStart(2, '0')
        let dd = String(date.getDate()).padStart(2, '0')
        let HH = String(date.getHours()).padStart(2, '0')
        let mm = String(date.getMinutes()).padStart(2, '0')
        let ss = String(date.getSeconds()).padStart(2, '0')

        return `${yyyy}-${MM}-${dd} ${HH}:${mm}:${ss}`
    },

    // 时间相减
    // let startTime = "2024-04-20 11:30:00"
    // let endTime = "2024-04-22 12:00:00"
    // let timeSubResult = TimeDR.timeSub(startTime,endTime)
    timeSub(startTime, endTime) {
        let startDate = new Date(startTime)
        let endDate = new Date(endTime)

        let expire = false
        let expireText = '距离过期还差'
        let duration = endDate - startDate
        if (duration < 0) {
            expire = true
            expireText = '已过期'
            duration = -duration // 取负数时间差的绝对值
        }

        // 天数、小时数、分钟数、秒数
        let day = Math.floor(duration / (24 * 60 * 60 * 1000))
        let hour = Math.floor((duration / (60 * 60 * 1000)) % 24)
        let minute = Math.floor((duration / (60 * 1000)) % 60)
        let second = Math.floor(duration / 1000) % 60

        return {
            expire,
            startDate,
            endDate,
            day,
            hour,
            minute,
            second,
            remark: `${expireText} ${day} 天 ${hour} 小时 ${minute} 分钟 ${second} 秒`,
        }
    }
}

export default TimeDR