package services

import (
	"encoding/json"
	"eta_gn/eta_index_lib/models"
	"eta_gn/eta_index_lib/services/alarm_msg"
	"eta_gn/eta_index_lib/utils"
	"fmt"
	"io"
	"net/http"
	"strings"
)

var (
	BridgeApiGnIndexDataUrl = "/api/index_data/gn/edb/data/list" // 获取指标数据API
	BridgeApiGnNewIndexUrl  = "/api/index_data/gn/new_index"     // 获取增量指标API
	BridgeApiGnMenuListUrl  = "/api/index_data/gn/menu_list"     // 获取指标目录API
)

// GetGnIndexDataListFromBridge
// @Description: 从桥接服务获取指标数据
// @param param
// @return indexDataList
// @return err
func GetGnIndexDataListFromBridge(param models.BridgeGnIndexDataParams) (indexDataList []models.BridgeGnIndexAndData, err error) {
	defer func() {
		if err != nil {
			b, _ := json.Marshal(param)
			tips := fmt.Sprintf("桥接服务-获取国能指标数据失败, err: %s, params: %s", err.Error(), string(b))
			utils.FileLog.Info(tips)
			go alarm_msg.SendAlarmMsg(tips, 3)
		}
	}()

	url := fmt.Sprint(utils.EtaBridgeUrl, BridgeApiGnIndexDataUrl)
	data, e := json.Marshal(param)
	if e != nil {
		err = fmt.Errorf("data json marshal err: %s", e.Error())
		return
	}
	body := io.NopCloser(strings.NewReader(string(data)))
	client := &http.Client{}
	req, e := http.NewRequest("POST", url, body)
	if e != nil {
		err = fmt.Errorf("http create request err: %s", e.Error())
		return
	}

	checkToken := utils.MD5(utils.EtaBridgeAppNameEn + utils.EtaBridgeMd5Key)
	contentType := "application/json;charset=utf-8"
	req.Header.Set("Content-Type", contentType)
	req.Header.Set("Authorization", checkToken)
	resp, e := client.Do(req)
	if e != nil {
		err = fmt.Errorf("http client do err: %s", e.Error())
		return
	}
	defer func() {
		_ = resp.Body.Close()
	}()
	b, e := io.ReadAll(resp.Body)
	if e != nil {
		err = fmt.Errorf("resp body read err: %s", e.Error())
		return
	}
	if len(b) == 0 {
		err = fmt.Errorf("resp body is empty")
		return
	}

	fmt.Println(string(b))
	// 生产环境解密
	if utils.RunMode == "release" {
		str := string(b)
		str = strings.Trim(str, `"`)
		b = utils.DesBase64Decrypt([]byte(str), utils.EtaBridgeDesKey)
	}

	result := new(models.BridgeGnResultIndexData)
	if e = json.Unmarshal(b, &result); e != nil {
		err = fmt.Errorf("result unmarshal err: %s\nresult: %s", e.Error(), string(b))
		return
	}
	if result.Code != 200 {
		err = fmt.Errorf("result: %s", string(b))
		return
	}
	indexDataList = result.Data

	return
}