mirror of
https://gitee.com/dromara/carbon.git
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276 lines
7.3 KiB
Go
Executable File
276 lines
7.3 KiB
Go
Executable File
package carbon
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import (
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"math"
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"strings"
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"time"
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)
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// DiffInYears gets the difference in years.
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// 相差多少年
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func (c Carbon) DiffInYears(carbon ...Carbon) int64 {
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start, end := c, c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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dy, dm, dd := end.Year()-start.Year(), end.Month()-start.Month(), end.Day()-start.Day()
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if dm < 0 || (dm == 0 && dd < 0) {
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dy--
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}
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if dy < 0 && (dd != 0 || dm != 0) {
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dy++
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}
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return int64(dy)
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}
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// DiffAbsInYears gets the difference in years with absolute value.
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// 相差多少年(绝对值)
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func (c Carbon) DiffAbsInYears(carbon ...Carbon) int64 {
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return getAbsValue(c.DiffInYears(carbon...))
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}
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// DiffInMonths gets the difference in months.
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// 相差多少月
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func (c Carbon) DiffInMonths(carbon ...Carbon) int64 {
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end := c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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if c.DiffAbsInDays(end) < 28 {
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return 0
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}
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startYear, startMonth, _ := c.Date()
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endYear, endMonth, _ := end.Date()
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diffYear, diffMonth := endYear-startYear, endMonth-startMonth
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return int64(diffYear*MonthsPerYear + diffMonth)
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}
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// DiffAbsInMonths gets the difference in months with absolute value.
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// 相差多少月(绝对值)
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func (c Carbon) DiffAbsInMonths(carbon ...Carbon) int64 {
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return getAbsValue(c.DiffInMonths(carbon...))
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}
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// DiffInWeeks gets the difference in weeks.
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// 相差多少周
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func (c Carbon) DiffInWeeks(carbon ...Carbon) int64 {
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start, end := c, c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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return int64(math.Floor(float64((end.Timestamp() - start.Timestamp()) / (7 * 24 * 3600))))
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}
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// DiffAbsInWeeks gets the difference in weeks with absolute value.
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// 相差多少周(绝对值)
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func (c Carbon) DiffAbsInWeeks(carbon ...Carbon) int64 {
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return getAbsValue(c.DiffInWeeks(carbon...))
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}
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// DiffInDays gets the difference in days.
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// 相差多少天
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func (c Carbon) DiffInDays(carbon ...Carbon) int64 {
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start, end := c, c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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return int64(math.Floor(float64((end.Timestamp() - start.Timestamp()) / (24 * 3600))))
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}
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// DiffAbsInDays gets the difference in days with absolute value.
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// 相差多少天(绝对值)
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func (c Carbon) DiffAbsInDays(carbon ...Carbon) int64 {
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return getAbsValue(c.DiffInDays(carbon...))
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}
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// DiffInHours gets the difference in hours.
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// 相差多少小时
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func (c Carbon) DiffInHours(carbon ...Carbon) int64 {
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end := c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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return c.DiffInSeconds(end) / SecondsPerHour
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}
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// DiffAbsInHours gets the difference in hours with absolute value.
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// 相差多少小时(绝对值)
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func (c Carbon) DiffAbsInHours(carbon ...Carbon) int64 {
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return getAbsValue(c.DiffInHours(carbon...))
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}
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// DiffInMinutes gets the difference in minutes.
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// 相差多少分钟
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func (c Carbon) DiffInMinutes(carbon ...Carbon) int64 {
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end := c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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return c.DiffInSeconds(end) / SecondsPerMinute
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}
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// DiffAbsInMinutes gets the difference in minutes with absolute value.
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// 相差多少分钟(绝对值)
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func (c Carbon) DiffAbsInMinutes(carbon ...Carbon) int64 {
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return getAbsValue(c.DiffInMinutes(carbon...))
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}
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// DiffInSeconds gets the difference in seconds.
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// 相差多少秒
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func (c Carbon) DiffInSeconds(carbon ...Carbon) int64 {
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end := c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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return end.Timestamp() - c.Timestamp()
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}
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// DiffAbsInSeconds gets the difference in seconds with absolute value.
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// 相差多少秒(绝对值)
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func (c Carbon) DiffAbsInSeconds(carbon ...Carbon) int64 {
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return getAbsValue(c.DiffInSeconds(carbon...))
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}
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// DiffInString gets the difference in string, i18n is supported.
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// 相差字符串，支持i18n
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func (c Carbon) DiffInString(carbon ...Carbon) string {
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end := c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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if c.Error != nil || end.Error != nil {
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return ""
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}
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unit, value := c.diff(end)
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return c.lang.translate(unit, value)
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}
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// DiffAbsInString gets the difference in string with absolute value, i18n is supported.
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// 相差字符串，支持i18n(绝对值)
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func (c Carbon) DiffAbsInString(carbon ...Carbon) string {
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end := c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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if c.Error != nil || end.Error != nil {
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return ""
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}
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unit, value := c.diff(end)
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return c.lang.translate(unit, getAbsValue(value))
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}
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// DiffInDuration gets the difference in duration.
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// 相差时长
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func (c Carbon) DiffInDuration(carbon ...Carbon) time.Duration {
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end := c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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return end.StdTime().Sub(c.StdTime())
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}
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// DiffAbsInDuration gets the difference in duration with absolute value.
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// 相差时长(绝对值)
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func (c Carbon) DiffAbsInDuration(carbon ...Carbon) time.Duration {
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end := c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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return end.StdTime().Sub(c.StdTime()).Abs()
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}
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// DiffForHumans gets the difference in a human-readable format, i18n is supported.
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// 获取对人类友好的可读格式时间差，支持i18n
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func (c Carbon) DiffForHumans(carbon ...Carbon) string {
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end := c.Now()
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if c.IsSetTestNow() {
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end = CreateFromTimestampNano(c.testNow, c.Location())
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}
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if len(carbon) > 0 {
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end = carbon[0]
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}
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if c.Error != nil || end.Error != nil {
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return ""
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}
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unit, value := c.diff(end)
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translation := c.lang.translate(unit, getAbsValue(value))
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if unit == "now" {
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return translation
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}
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if c.Lt(end) && len(carbon) == 0 {
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return strings.Replace(c.lang.resources["ago"], "%s", translation, 1)
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}
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if c.Lt(end) && len(carbon) > 0 {
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return strings.Replace(c.lang.resources["before"], "%s", translation, 1)
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}
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if c.Gt(end) && len(carbon) == 0 {
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return strings.Replace(c.lang.resources["from_now"], "%s", translation, 1)
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}
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return strings.Replace(c.lang.resources["after"], "%s", translation, 1)
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}
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// gets the difference for unit and value.
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// 获取相差单位和差值
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func (c Carbon) diff(end Carbon) (unit string, value int64) {
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switch true {
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case c.DiffAbsInYears(end) > 0:
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unit = "year"
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value = c.DiffInYears(end)
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case c.DiffAbsInMonths(end) > 0:
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unit = "month"
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value = c.DiffInMonths(end)
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case c.DiffAbsInWeeks(end) > 0:
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unit = "week"
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value = c.DiffInWeeks(end)
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case c.DiffAbsInDays(end) > 0:
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unit = "day"
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value = c.DiffInDays(end)
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case c.DiffAbsInHours(end) > 0:
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unit = "hour"
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value = c.DiffInHours(end)
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case c.DiffAbsInMinutes(end) > 0:
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unit = "minute"
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value = c.DiffInMinutes(end)
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case c.DiffAbsInSeconds(end) > 0:
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unit = "second"
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value = c.DiffInSeconds(end)
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case c.DiffAbsInSeconds(end) == 0:
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unit = "now"
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value = 0
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}
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return
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}
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