package response

import (
	"fmt"
	"io"
	"net/http"
	"ruben/inventory2/internal/site/redirect"
)

type (
	bodyRes struct {
		body io.ReadCloser
		res  Response
	}
)

var _ Response = bodyRes{}

func Body(body io.ReadCloser) Response {
	return bodyRes{
		body: body,
	}
}

func (b bodyRes) String() string {
	if b.res != nil {
		return fmt.Sprintf(`{"body": %q, "nested": %s}`, b.body, b.res)
	}
	return fmt.Sprintf(`{"body": %q}`, b.body)
}

func (b bodyRes) wrap(res Response) Response {
	b.res = res
	return b
}

func (b bodyRes) Status(code int) Response {
	return Status(code).wrap(b)
}

func (b bodyRes) Redirect(code redirect.Code, to string) Response {
	return Redirect(code, to).wrap(b)
}

func (b bodyRes) JSON(body any) Response {
	return JSON(body).wrap(b)
}

func (b bodyRes) Body(body io.ReadCloser) Response {
	b.body = body
	return b
}

func (b bodyRes) Cookie(ck http.Cookie) Response {
	return Cookie(ck).wrap(b)
}

func (b bodyRes) getStatus() (int, bool) {
	if b.res == nil {
		return 0, false
	}

	return b.res.getStatus()
}

func (b bodyRes) getRedirect() (code redirect.Code, to string, ok bool) {
	if b.res == nil {
		return 0, "", false
	}

	return b.res.getRedirect()
}

func (b bodyRes) getBody() (body io.ReadCloser, ok bool, err error) {
	return b.body, true, nil
}

func (b bodyRes) getCookies() []http.Cookie {
	if b.res != nil {
		return b.res.getCookies()
	}

	return nil
}