/
time.go
59 lines (51 loc) · 1.17 KB
/
time.go
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package codersdk
import (
"bytes"
"database/sql"
"encoding/json"
"time"
"golang.org/x/xerrors"
)
var nullBytes = []byte("null")
// NullTime represents a nullable time.Time.
// @typescript-ignore NullTime
type NullTime struct {
sql.NullTime
}
// NewNullTime returns a new NullTime with the given time.Time.
func NewNullTime(t time.Time, valid bool) NullTime {
return NullTime{
NullTime: sql.NullTime{
Time: t,
Valid: valid,
},
}
}
// MarshalJSON implements json.Marshaler.
func (t NullTime) MarshalJSON() ([]byte, error) {
if !t.Valid {
return []byte("null"), nil
}
b, err := t.Time.MarshalJSON()
if err != nil {
return nil, xerrors.Errorf("codersdk.NullTime: json encode failed: %w", err)
}
return b, nil
}
// UnmarshalJSON implements json.Unmarshaler.
func (t *NullTime) UnmarshalJSON(data []byte) error {
t.Valid = false
if bytes.Equal(data, nullBytes) {
return nil
}
err := json.Unmarshal(data, &t.Time)
if err != nil {
return xerrors.Errorf("codersdk.NullTime: json decode failed: %w", err)
}
t.Valid = true
return nil
}
// IsZero return true if the time is null or zero.
func (t NullTime) IsZero() bool {
return !t.Valid || t.Time.IsZero()
}