package types

import (
	"encoding/json"
	"fmt"
	"net/http"
	"time"
)

type EmptyResponse struct {
	LemmyResponse
}

type LemmyResponse struct {
	Error Optional[string] `json:"error" url:"error,omitempty"`
}

type HTTPError struct {
	Code int
}

func (he HTTPError) Error() string {
	return fmt.Sprintf("%d %s", he.Code, http.StatusText(he.Code))
}

type LemmyError struct {
	ErrStr string
	Code   int
}

func (le LemmyError) Error() string {
	return fmt.Sprintf("%d %s: %s", le.Code, http.StatusText(le.Code), le.ErrStr)
}

type LemmyTime struct {
	time.Time
}

func (lt LemmyTime) MarshalJSON() ([]byte, error) {
	return json.Marshal(lt.Time.Format("2006-01-02T15:04:05"))
}

func (lt *LemmyTime) UnmarshalJSON(b []byte) error {
	var timeStr string
	err := json.Unmarshal(b, &timeStr)
	if err != nil {
		return err
	}

	if timeStr == "" {
		lt.Time = time.Unix(0, 0)
		return nil
	}

	t, err := time.Parse("2006-01-02T15:04:05", timeStr)
	if err != nil {
		return err
	}

	lt.Time = t
	return nil
}