package services

import (
	"encoding/json"
	"eta/eta_index_lib/models"
	"eta/eta_index_lib/services/alarm_msg"
	"eta/eta_index_lib/utils"
	"fmt"
	"io/ioutil"
	netHttp "net/http"
	"strings"
	"time"
)

var (
	BridgeApiZhongJiIndexDataUrl = "/api/index_data/zhongji/smm/data" // 获取指标数据API
	BridgeApiZhongJiIndexListUrl  = "/api/index_data/zhongji/smm/list"  // 获取指标列表API
)

// Data is a struct that represents the data field in the JSON string
type Data struct {
	Date   string `json:"date"`
	Value  string `json:"value"`
	Create string `json:"create"`
}

// Quota is a struct that represents the quota information in the JSON string
type Quota struct {
	QuotaID   string `json:"quota_id"`
	QuotaName string `json:"quota_name"`
	Unit      string `json:"unit"`
	Frequency string `json:"frequency"`
	ValueType string `json:"value_type"`
	Precision int    `json:"precision"`
	PermState int    `json:"perm_state"`
	Data      []Data `json:"data"`
}

// Response is a struct that represents the whole JSON string
type SmmResponse struct {
	Code  int     `json:"code"`
	Msg   string  `json:"msg"`
	Quota []Quota `json:"data"`
}

type SmmResp struct {
	Code int         `json:"code"`
	Msg  string      `json:"msg"`
	Data SmmResponse `json:"data"`
}

type GetSmmTokenResp struct {
	Code int          `json:"code"`
	Msg  string       `json:"msg"`
	Data SmmTokenData `json:"data"`
}

type SmmTokenData struct {
	Token string `json:"token"`
}

// getSmmAccessToken token内部请求接口
//func getSmmAccessToken() (tokenData SmmTokenData, err error) {
//	defer func() {
//		if err != nil {
//			go alarm_msg.SendAlarmMsg("更新SMM的token失败；ERR："+err.Error(), 3)
//		}
//	}()
//
//	url := "https://datapro-api.smm.cn/dapi/user/auth"
//
//	// 准备Form-data参数
//	values := map[string]io.Reader{
//		"user_name": strings.NewReader("18815284804"),
//		"password":  strings.NewReader(utils.MD5("huangcf@cbnb.com.cn")),
//		"source":    strings.NewReader("datapro"),
//	}
//
//	// 创建一个新的buffer，用于存储请求体
//	var body bytes.Buffer
//	writer := multipart.NewWriter(&body)
//
//	// 添加Form-data参数
//	for key, value := range values {
//		part, err := writer.CreateFormFile(key, key)
//		if err != nil {
//			fmt.Println("Error creating form file:", err)
//			return
//		}
//		_, err = io.Copy(part, value)
//		if err != nil {
//			fmt.Println("Error copying file content:", err)
//			return
//		}
//	}
//
//	// 关闭multipart writer
//	writer.Close()
//
//	// 发送POST请求
//	req, err := netHttp.NewRequest("POST", url, &body)
//	if err != nil {
//		fmt.Println("Error creating request:", err)
//		return
//	}
//
//	req.Header.Set("Content-Type", writer.FormDataContentType())
//
//	client := &netHttp.Client{}
//	resp, err := client.Do(req)
//	if err != nil {
//		fmt.Println("Error sending request:", err)
//		return
//	}
//	defer resp.Body.Close()
//
//	// 处理响应
//	fmt.Println("Response Status:", resp.Status)
//
//	bodyContent, err := ioutil.ReadAll(resp.Body)
//	if err != nil {
//		fmt.Println("Error reading response body:", err)
//		return
//	}
//	utils.FileLog.Info("SMM刷新token:" + string(bodyContent))
//
//	var tokenResp GetSmmTokenResp
//	err = json.Unmarshal(bodyContent, &tokenResp)
//	if err != nil {
//		err = errors.New("Unmarshal Err:" + err.Error())
//		return
//	}
//	if tokenResp.Code != 0 {
//		err = errors.New("getAccessToken err:" + tokenResp.Msg)
//		return
//	}
//	tokenData = tokenResp.Data
//
//	return
//}

// GetSmmNewIndexFromBridge 从桥接服务获取指标
func GetSmmNewIndexFromBridge(edbCode string) (indexDataList []models.BaseFromSmmDataList, err error) {
	defer func() {
		if err != nil {
			tips := fmt.Sprintf("桥接服务-获取SMM指标失败, err: %s", err.Error())
			utils.FileLog.Info(tips)
			go alarm_msg.SendAlarmMsg(tips, 3)
		}
	}()

	url := fmt.Sprint(utils.EtaBridgeUrl, BridgeApiZhongJiIndexDataUrl)
	param := models.BridgeZhongJiIndexDataParams{EdbCode: edbCode}
	data, e := json.Marshal(param)
	if e != nil {
		err = fmt.Errorf("data json marshal err: %s", e.Error())
		return
	}
	body := ioutil.NopCloser(strings.NewReader(string(data)))
	client := &netHttp.Client{}
	req, e := netHttp.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 := ioutil.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
	}
	// 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(SmmResp)
	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
	}

	dataList := make([]models.BaseFromSmmDataList, 0)
	for _, quota := range result.Data.Quota {
		var dataListItem models.BaseFromSmmDataList

		dataListItem.IndexCode = quota.QuotaID
		for _, v := range quota.Data {
			dataItem := new(models.BaseFromSmmData)
			dataItem.IndexCode = quota.QuotaID
			dataItem.DataTime = v.Date
			dataItem.Value = v.Value
			createTime, e := time.Parse(utils.FormatDateTime, v.Create)
			if e != nil {
				err = fmt.Errorf("time parse err: %s", e.Error())
				return
			}
			dataItem.CreateTime = createTime
			dataItem.ModifyTime = createTime
			currentDate, _ := time.ParseInLocation(utils.FormatDate, v.Date, time.Local)
			timestamp := currentDate.UnixNano() / 1e6
			dataItem.DataTimestamp = timestamp

			dataListItem.Data = append(dataListItem.Data, dataItem)
		}
		dataList = append(dataList, dataListItem)
	}
	indexDataList = dataList
	return
}

// GetSmmNewIndexListFromBridge 从桥接服务获取指标列表
func GetSmmNewIndexListFromBridge(params models.BridgeZhongJiIndexListParams) (indexList []*models.BaseFromSmmIndex, err error) {
	defer func() {
		if err != nil {
			tips := fmt.Sprintf("桥接服务-获取SMM指标失败, err: %s", err.Error())
			utils.FileLog.Info(tips)
			go alarm_msg.SendAlarmMsg(tips, 3)
		}
	}()

	url := fmt.Sprint(utils.EtaBridgeUrl, BridgeApiZhongJiIndexListUrl)

	data, e := json.Marshal(params)
	if e != nil {
		err = fmt.Errorf("data json marshal err: %s", e.Error())
		return
	}
	body := ioutil.NopCloser(strings.NewReader(string(data)))
	client := &netHttp.Client{}
	req, e := netHttp.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 := ioutil.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
	}
	// 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.SmmListResp)
	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
	}

	for _, v := range result.Data.Data.Data {
		typeList := strings.Split(v.TypeAll, ";")
		item := new(models.BaseFromSmmIndex)
		item.IndexCode = v.QuotaID
		item.IndexName = v.QuotaName
		item.Frequency = v.Frequency
		item.StartDate = v.DataStart
		item.EndDate = v.DataEnd
		item.Name = v.TypeName
		item.CreateTime = time.Now()
		item.Unit = v.Unit
		item.Frequency = v.Frequency
		if v.Frequency != "半年" {
			item.Frequency += "度"
		}
		item.Interface = "SMM"
		item.ModifyTime = time.Now()
		item.DataState = v.DataState
		item.ReleaseTime = v.UpdateRule.ReleaseTime
		for i, typeItem := range typeList {
			if i == 0 {
				item.Type1 = typeItem
			} else if i == 1{
				item.Type2 = typeItem
			} else if i == 2 {
				item.Type3 = typeItem
			}
		}
		indexList = append(indexList, item)
	}

	return
}