mirror of
https://gitee.com/dromara/mayfly-go
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79 lines
1.5 KiB
Go
79 lines
1.5 KiB
Go
package timex
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import (
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"context"
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"database/sql"
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"encoding/json"
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"strings"
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"time"
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)
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const DefaultDateTimeFormat = "2006-01-02 15:04:05"
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const DefaultDateFormat = "2006-01-02"
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// DefaultFormat 使用默认格式进行格式化: 2006-01-02 15:04:05
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func DefaultFormat(time time.Time) string {
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return time.Format(DefaultDateTimeFormat)
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}
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// DefaultFormatDate 使用默认格式进行格式化: 2006-01-02
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func DefaultFormatDate(time time.Time) string {
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return time.Format(DefaultDateFormat)
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}
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// TimeNo 获取当前时间编号（毫秒），格式为20060102150405000
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func TimeNo() string {
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formatted := time.Now().Format("20060102150405.000")
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// 移除小数点
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return strings.Replace(formatted, ".", "", 1)
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}
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func NewNullTime(t time.Time) NullTime {
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return NullTime{
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NullTime: sql.NullTime{
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Time: t,
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Valid: !t.IsZero(),
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},
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}
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}
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type NullTime struct {
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sql.NullTime
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}
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func (nt *NullTime) UnmarshalJSON(bytes []byte) error {
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if len(bytes) == 0 {
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nt.NullTime = sql.NullTime{}
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return nil
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}
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var t time.Time
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if err := json.Unmarshal(bytes, &t); err != nil {
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return err
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}
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if t.IsZero() {
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nt.NullTime = sql.NullTime{}
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return nil
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}
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nt.NullTime = sql.NullTime{
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Valid: true,
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Time: t,
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}
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return nil
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}
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func (nt *NullTime) MarshalJSON() ([]byte, error) {
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if !nt.Valid || nt.Time.IsZero() {
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return json.Marshal(nil)
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}
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return json.Marshal(nt.Time)
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}
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func SleepWithContext(ctx context.Context, d time.Duration) {
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timer := time.NewTimer(d)
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defer timer.Stop()
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select {
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case <-timer.C:
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case <-ctx.Done():
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}
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}
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