types.go

package gsclient

import (
	"encoding/json"
	"time"
)

const gsTimeLayout = "2006-01-02T15:04:05Z"

// GSTime is the custom time type of gridscale.
type GSTime struct {
	time.Time
}

// UnmarshalJSON is the custom unmarshaller for GSTime.
func (t *GSTime) UnmarshalJSON(b []byte) error {
	var tstring string
	if err := json.Unmarshal(b, &tstring); err != nil {
		return err
	}
	if tstring != "" {
		parsedTime, err := time.Parse(gsTimeLayout, tstring)
		*t = GSTime{parsedTime}
		return err
	}
	return nil
}

// MarshalJSON is the custom marshaller for GSTime.
func (t GSTime) MarshalJSON() ([]byte, error) {
	return json.Marshal(t.Time.Format(gsTimeLayout))
}

// String returns string representation of GSTime.
func (t GSTime) String() string {
	return t.Time.Format(gsTimeLayout)
}