package utils

import (
	"bytes"
	"encoding/json"
	"io"
	"io/ioutil"
	"net/http"
	"net/url"
	"time"
)

var client = http.Client{
	Timeout: 10 * time.Second,
}

func HttpGetJson(url string, param map[string]string, header map[string]string, result interface{}) error {
	req, err := http.NewRequest(http.MethodGet, url, nil)
	if err != nil {
		return err
	}
	q := req.URL.Query()
	if param != nil {
		for k, v := range param {
			q.Add(k, v)
		}
	}
	if header != nil {
		for k, v := range header {
			req.Header.Add(k, v)
		}
	}
	req.URL.RawQuery = q.Encode()
	//logger.Infof("HTTP Get请求：%s, %s", url, req.URL.RawQuery)
	response, err := client.Do(req)
	if err != nil {
		return err
	}
	defer response.Body.Close()
	body, err := ioutil.ReadAll(response.Body)
	if err != nil {
		return err
	}
	err = json.Unmarshal(body, &result)
	if err != nil {
		return err
	}
	return nil
}

func HttpPostJson(url string, param map[string]interface{}, header map[string]string, result interface{}) error {
	buf := bytes.NewBuffer(nil)
	encoder := json.NewEncoder(buf)
	if err := encoder.Encode(param); err != nil {
		return err
	}
	request, err := http.NewRequest(http.MethodPost, url, buf)
	if err != nil {
		return err
	}
	request.Header.Add("Content-Type", "application/json")
	if header != nil {
		for k, v := range header {
			request.Header.Add(k, v)
		}
	}
	//logger.Infof("HTTP Post请求：%s, %s", url, buf.String())
	response, err := client.Do(request)
	if err != nil {
		return err
	}
	defer response.Body.Close()
	body, err := ioutil.ReadAll(response.Body)
	if err != nil {
		return err
	}
	err = json.Unmarshal(body, &result)
	if err != nil {
		return err
	}
	return nil
}

func HttpPostXml(url string, param url.Values, header ...map[string]string) ([]byte, error) {
	req, err := http.NewRequest("POST", url, bytes.NewBufferString(param.Encode()))
	if err != nil {
		return nil, err
	}

	req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
	if header != nil {
		for k, v := range header[0] {
			req.Header.Add(k, v)
		}
	}

	resp, err := client.Do(req)
	if err != nil {
		return nil, err
	}
	defer resp.Body.Close()

	body, err := io.ReadAll(resp.Body)
	if err != nil {
		return nil, err
	}

	return body, nil
}