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Open-IM-Server/pkg/utils/time_format.go

86 lines
2.2 KiB

/*
** description("").
** copyright('tuoyun,www.tuoyun.net').
** author("fg,Gordon@tuoyun.net").
** time(2021/2/22 11:52).
*/
package utils
import (
"strconv"
"time"
)
const (
TimeOffset = 8 * 3600 //8 hour offset
HalfOffset = 12 * 3600 //Half-day hourly offset
)
//Get the current timestamp by Second
func GetCurrentTimestampBySecond() int64 {
return time.Now().Unix()
}
//Convert timestamp to time.Time type
func UnixSecondToTime(second int64) time.Time {
return time.Unix(second, 0)
}
//Convert nano timestamp to time.Time type
func UnixNanoSecondToTime(nanoSecond int64) time.Time {
return time.Unix(0, nanoSecond)
}
func UnixMillSecondToTime(millSecond int64) time.Time {
return time.Unix(0, millSecond*1e6)
}
//Get the current timestamp by Nano
func GetCurrentTimestampByNano() int64 {
return time.Now().UnixNano()
}
//Get the current timestamp by Mill
func GetCurrentTimestampByMill() int64 {
return time.Now().UnixNano() / 1e6
}
//Get the timestamp at 0 o'clock of the day
func GetCurDayZeroTimestamp() int64 {
timeStr := time.Now().Format("2006-01-02")
t, _ := time.Parse("2006-01-02", timeStr)
return t.Unix() - TimeOffset
}
//Get the timestamp at 12 o'clock on the day
func GetCurDayHalfTimestamp() int64 {
return GetCurDayZeroTimestamp() + HalfOffset
}
//Get the formatted time at 0 o'clock of the day, the format is "2006-01-02_00-00-00"
func GetCurDayZeroTimeFormat() string {
return time.Unix(GetCurDayZeroTimestamp(), 0).Format("2006-01-02_15-04-05")
}
//Get the formatted time at 12 o'clock of the day, the format is "2006-01-02_12-00-00"
func GetCurDayHalfTimeFormat() string {
return time.Unix(GetCurDayZeroTimestamp()+HalfOffset, 0).Format("2006-01-02_15-04-05")
}
func GetTimeStampByFormat(datetime string) string {
timeLayout := "2006-01-02 15:04:05"
loc, _ := time.LoadLocation("Local")
tmp, _ := time.ParseInLocation(timeLayout, datetime, loc)
timestamp := tmp.Unix()
return strconv.FormatInt(timestamp, 10)
}
func TimeStringFormatTimeUnix(timeFormat string, timeSrc string) int64 {
tm, _ := time.Parse(timeFormat, timeSrc)
return tm.Unix()
}
func TimeStringToTime(timeString string) (time.Time, error) {
t, err := time.Parse("2006-01-02", timeString)
return t, err
}