package response

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

type (
	htmlRes struct {
		body []byte
		res  Response
	}
)

var _ Response = htmlRes{}

func HTML(body []byte) Response {
	return htmlRes{
		body: body,
	}
}

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

func (h htmlRes) wrap(res Response) Response {
	h.res = res
	return h
}

func (h htmlRes) Status(code int) Response {
	return Status(code).wrap(h)
}

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

func (h htmlRes) HTML(body []byte) Response {
	h.body = body
	return h
}

func (h htmlRes) JSON(body any) Response {
	return JSON(body).wrap(h)
}

func (h htmlRes) Body(body io.ReadCloser) Response {
	return Body(body).wrap(h)
}

func (h htmlRes) Cookie(ck http.Cookie) Response {
	return Cookie(ck).wrap(h)
}

func (h htmlRes) GetStatus() (int, bool) {
	if h.res == nil {
		return 0, false
	}

	return h.res.GetStatus()
}

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

	return h.res.getRedirect()
}

func (h htmlRes) getBody() (body io.ReadCloser, ok bool, err error) {
	return io.NopCloser(bytes.NewBuffer(h.body)), true, nil
}

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

	return nil
}

func (h htmlRes) getContentType() (contentType string, ok bool) {
	return "text/html", true
}