// Copyright (C) 2023  Shanhu Tech Inc.
//
// This program is free software: you can redistribute it and/or modify it
// under the terms of the GNU Affero General Public License as published by the
// Free Software Foundation, either version 3 of the License, or (at your
// option) any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License
// for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

package httputil

import (
	"fmt"
	"io"
	"net/http"
)

func respString(resp *http.Response) (string, error) {
	if resp.StatusCode != http.StatusOK {
		return "", fmt.Errorf("status code: %d", resp.StatusCode)
	}
	bs, err := io.ReadAll(resp.Body)
	if err != nil {
		return "", err
	}
	return string(bs), nil
}

// GetString gets the string response of the given URL using the given
// client. It returns an error if the reply code is not 200.
func GetString(c *http.Client, url string) (string, error) {
	resp, err := c.Get(url)
	if err != nil {
		return "", err
	}
	defer resp.Body.Close()
	return respString(resp)
}

// GetCode gets the reply code of the given URL.
func GetCode(c *http.Client, url string) (int, error) {
	resp, err := c.Get(url)
	if err != nil {
		return 0, err
	}
	defer resp.Body.Close()
	return resp.StatusCode, nil
}
