grokify/mogo

package customtime

import (
    "fmt"
    "strings"
    "time"

    "github.com/grokify/mogo/time/timeutil"
)

type TimeRFC3339 struct {
    time.Time
}

func (ct *TimeRFC3339) UnmarshalJSON(b []byte) (err error) {
    if s := strings.Trim(string(b), "\""); s == "null" {
        ct.Time = time.Time{}
    } else {
        ct.Time, err = time.Parse(timeutil.RFC3339FullDate, s)
    }
    return
}

func (ct *TimeRFC3339) MarshalJSON() ([]byte, error) {
    if ct.Time.IsZero() {
        return []byte("null"), nil
    } else {
        return []byte(fmt.Sprintf("\"%s\"", ct.Time.Format(timeutil.RFC3339FullDate))), nil
    }
}