link/vendor/github.com/jinzhu/now/now.go

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2021-04-30 05:28:21 +03:00
package now
import (
"errors"
"regexp"
"time"
)
// BeginningOfMinute beginning of minute
func (now *Now) BeginningOfMinute() time.Time {
return now.Truncate(time.Minute)
}
// BeginningOfHour beginning of hour
func (now *Now) BeginningOfHour() time.Time {
y, m, d := now.Date()
return time.Date(y, m, d, now.Time.Hour(), 0, 0, 0, now.Time.Location())
}
// BeginningOfDay beginning of day
func (now *Now) BeginningOfDay() time.Time {
y, m, d := now.Date()
return time.Date(y, m, d, 0, 0, 0, 0, now.Time.Location())
}
// BeginningOfWeek beginning of week
func (now *Now) BeginningOfWeek() time.Time {
t := now.BeginningOfDay()
weekday := int(t.Weekday())
if now.WeekStartDay != time.Sunday {
weekStartDayInt := int(now.WeekStartDay)
if weekday < weekStartDayInt {
weekday = weekday + 7 - weekStartDayInt
} else {
weekday = weekday - weekStartDayInt
}
}
return t.AddDate(0, 0, -weekday)
}
// BeginningOfMonth beginning of month
func (now *Now) BeginningOfMonth() time.Time {
y, m, _ := now.Date()
return time.Date(y, m, 1, 0, 0, 0, 0, now.Location())
}
// BeginningOfQuarter beginning of quarter
func (now *Now) BeginningOfQuarter() time.Time {
month := now.BeginningOfMonth()
offset := (int(month.Month()) - 1) % 3
return month.AddDate(0, -offset, 0)
}
// BeginningOfHalf beginning of half year
func (now *Now) BeginningOfHalf() time.Time {
month := now.BeginningOfMonth()
offset := (int(month.Month()) - 1) % 6
return month.AddDate(0, -offset, 0)
}
// BeginningOfYear BeginningOfYear beginning of year
func (now *Now) BeginningOfYear() time.Time {
y, _, _ := now.Date()
return time.Date(y, time.January, 1, 0, 0, 0, 0, now.Location())
}
// EndOfMinute end of minute
func (now *Now) EndOfMinute() time.Time {
return now.BeginningOfMinute().Add(time.Minute - time.Nanosecond)
}
// EndOfHour end of hour
func (now *Now) EndOfHour() time.Time {
return now.BeginningOfHour().Add(time.Hour - time.Nanosecond)
}
// EndOfDay end of day
func (now *Now) EndOfDay() time.Time {
y, m, d := now.Date()
return time.Date(y, m, d, 23, 59, 59, int(time.Second-time.Nanosecond), now.Location())
}
// EndOfWeek end of week
func (now *Now) EndOfWeek() time.Time {
return now.BeginningOfWeek().AddDate(0, 0, 7).Add(-time.Nanosecond)
}
// EndOfMonth end of month
func (now *Now) EndOfMonth() time.Time {
return now.BeginningOfMonth().AddDate(0, 1, 0).Add(-time.Nanosecond)
}
// EndOfQuarter end of quarter
func (now *Now) EndOfQuarter() time.Time {
return now.BeginningOfQuarter().AddDate(0, 3, 0).Add(-time.Nanosecond)
}
// EndOfHalf end of half year
func (now *Now) EndOfHalf() time.Time {
return now.BeginningOfHalf().AddDate(0, 6, 0).Add(-time.Nanosecond)
}
// EndOfYear end of year
func (now *Now) EndOfYear() time.Time {
return now.BeginningOfYear().AddDate(1, 0, 0).Add(-time.Nanosecond)
}
// Monday monday
func (now *Now) Monday() time.Time {
t := now.BeginningOfDay()
weekday := int(t.Weekday())
if weekday == 0 {
weekday = 7
}
return t.AddDate(0, 0, -weekday+1)
}
// Sunday sunday
func (now *Now) Sunday() time.Time {
t := now.BeginningOfDay()
weekday := int(t.Weekday())
if weekday == 0 {
return t
}
return t.AddDate(0, 0, (7 - weekday))
}
// EndOfSunday end of sunday
func (now *Now) EndOfSunday() time.Time {
return New(now.Sunday()).EndOfDay()
}
func (now *Now) parseWithFormat(str string, location *time.Location) (t time.Time, err error) {
for _, format := range now.TimeFormats {
t, err = time.ParseInLocation(format, str, location)
if err == nil {
return
}
}
err = errors.New("Can't parse string as time: " + str)
return
}
var hasTimeRegexp = regexp.MustCompile(`(\s+|^\s*)\d{1,2}((:\d{1,2})*|((:\d{1,2}){2}\.(\d{3}|\d{6}|\d{9})))\s*$`) // match 15:04:05, 15:04:05.000, 15:04:05.000000 15, 2017-01-01 15:04, etc
var onlyTimeRegexp = regexp.MustCompile(`^\s*\d{1,2}((:\d{1,2})*|((:\d{1,2}){2}\.(\d{3}|\d{6}|\d{9})))\s*$`) // match 15:04:05, 15, 15:04:05.000, 15:04:05.000000, etc
// Parse parse string to time
func (now *Now) Parse(strs ...string) (t time.Time, err error) {
var (
setCurrentTime bool
parseTime []int
currentLocation = now.Location()
onlyTimeInStr = true
currentTime = formatTimeToList(now.Time)
)
for _, str := range strs {
hasTimeInStr := hasTimeRegexp.MatchString(str) // match 15:04:05, 15
onlyTimeInStr = hasTimeInStr && onlyTimeInStr && onlyTimeRegexp.MatchString(str)
if t, err = now.parseWithFormat(str, currentLocation); err == nil {
location := t.Location()
parseTime = formatTimeToList(t)
for i, v := range parseTime {
// Don't reset hour, minute, second if current time str including time
if hasTimeInStr && i <= 3 {
continue
}
// If value is zero, replace it with current time
if v == 0 {
if setCurrentTime {
parseTime[i] = currentTime[i]
}
} else {
setCurrentTime = true
}
// if current time only includes time, should change day, month to current time
if onlyTimeInStr {
if i == 4 || i == 5 {
parseTime[i] = currentTime[i]
continue
}
}
}
t = time.Date(parseTime[6], time.Month(parseTime[5]), parseTime[4], parseTime[3], parseTime[2], parseTime[1], parseTime[0], location)
currentTime = formatTimeToList(t)
}
}
return
}
// MustParse must parse string to time or it will panic
func (now *Now) MustParse(strs ...string) (t time.Time) {
t, err := now.Parse(strs...)
if err != nil {
panic(err)
}
return t
}
// Between check time between the begin, end time or not
func (now *Now) Between(begin, end string) bool {
beginTime := now.MustParse(begin)
endTime := now.MustParse(end)
return now.After(beginTime) && now.Before(endTime)
}