package data

import (
	"encoding/json"
	"eta/eta_task/models"
	"eta/eta_task/models/data_manage"
	"eta/eta_task/utils"
	"fmt"
	"io/ioutil"
	"net/http"
	"strings"
)

// RefreshEdbData 刷新指标数据
func RefreshEdbData(edbInfoId, source, subSource int, edbCode, startDate string) (resp *models.BaseResponse, err error) {
	param := make(map[string]interface{})
	param["EdbCode"] = edbCode
	param["EdbInfoId"] = edbInfoId
	param["StartDate"] = startDate
	param["Source"] = source
	urlStr := ``
	switch source {
	case utils.DATA_SOURCE_THS:
		if subSource == 0 {
			urlStr = "ths/refresh"
		} else {
			urlStr = "ths/ds/refresh"
		}
	case utils.DATA_SOURCE_WIND:
		if subSource == 0 {
			urlStr = "wind/refresh"
		} else {
			urlStr = "wind/wsd/refresh"
		}
	case utils.DATA_SOURCE_PB:
		urlStr = "pb/refresh"
	case utils.DATA_SOURCE_PB_FINANCE:
		urlStr = "pb_finance/refresh"
	case utils.DATA_SOURCE_MANUAL:
		urlStr = "manual/refresh"
	case utils.DATA_SOURCE_LZ:
		urlStr = "lz/refresh"
	case utils.DATA_SOURCE_YS:
		urlStr = "smm/refresh"
	case utils.DATA_SOURCE_GL:
		urlStr = "mysteel/refresh"
	case utils.DATA_SOURCE_ZZ:
		urlStr = "zz/refresh"
	case utils.DATA_SOURCE_DL:
		urlStr = "dl/refresh"
	case utils.DATA_SOURCE_SH:
		urlStr = "sh/refresh"
	case utils.DATA_SOURCE_CFFEX:
		urlStr = "cffex/refresh"
	case utils.DATA_SOURCE_SHFE:
		urlStr = "shfe/refresh"
	case utils.DATA_SOURCE_GIE:
		urlStr = "gie/refresh"
	case utils.DATA_SOURCE_LT:
		urlStr = "lt/refresh"
	case utils.DATA_SOURCE_COAL:
		urlStr = "coal/refresh"
	case utils.DATA_SOURCE_GOOGLE_TRAVEL:
		urlStr = "google_travel/refresh"
	case utils.DATA_SOURCE_MYSTEEL_CHEMICAL:
		urlStr = "mysteel_chemical/refresh"
	case utils.DATA_SOURCE_EIA_STEO:
		urlStr = "eia_steo/refresh"
	case utils.DATA_SOURCE_PREDICT:
		urlStr = "predict/refresh"
	case utils.DATA_SOURCE_COM_TRADE:
		urlStr = "com_trade/refresh"
	case utils.DATA_SOURCE_SCI:
		urlStr = "sci/refresh"
	case utils.DATA_SOURCE_BAIINFO:
		urlStr = "baiinfo/refresh"
	case utils.DATA_SOURCE_NATIONAL_STATISTICS:
		urlStr = "national_statistics/refresh"
	case utils.DATA_SOURCE_FUBAO:
		urlStr = "fubao/refresh"
	case utils.DATA_SOURCE_GFEX:
		urlStr = "gz/refresh"
	default:
		urlStr = data_manage.EdbDataRefreshMethodMap[source] // 没有对应的从edb_source中取
	}
	if urlStr == "" {
		err = fmt.Errorf(fmt.Sprint("source:", source, ";未实现该指标的刷新接口，请联系管理员"))
		return
	}
	resp, err = postRefreshEdbData(param, urlStr)
	return
}

// RefreshEdbCalculateData 刷新计算指标数据请求
func RefreshEdbCalculateData(edbInfoId int, edbCode, startDate string) (resp *models.BaseResponse, err error) {
	param := make(map[string]interface{})
	param["EdbCode"] = edbCode
	param["EdbInfoId"] = edbInfoId
	param["StartDate"] = startDate
	resp, err = postRefreshEdbData(param, "calculate/refresh")
	return
}

// RefreshPredictEdbCalculateData 刷新 预测计算指标 数据请求
func RefreshPredictEdbCalculateData(edbInfoId int, edbCode, startDate string) (resp *models.BaseResponse, err error) {
	param := make(map[string]interface{})
	param["EdbCode"] = edbCode
	param["EdbInfoId"] = edbInfoId
	param["StartDate"] = startDate
	resp, err = postRefreshEdbData(param, "predict_calculate/refresh")
	return
}

var step int //计数器

// postRefreshEdbData 刷新指标数据
func postRefreshEdbData(param map[string]interface{}, urlStr string) (resp *models.BaseResponse, err error) {
	var postUrl string
	edbLibUrlListLen := len(utils.EDB_LIB_URL_LIST)
	if edbLibUrlListLen <= 0 {
		postUrl = utils.EDB_LIB_URL
	} else {
		rn := step % edbLibUrlListLen
		postUrl = utils.EDB_LIB_URL_LIST[rn].Url
	}
	postUrl = postUrl + urlStr
	step++

	postData, err := json.Marshal(param)
	if err != nil {
		return
	}
	result, err := HttpPost(postUrl, string(postData), "application/json")
	if err != nil {
		return
	}
	err = json.Unmarshal(result, &resp)
	if err != nil {
		return
	}
	return resp, nil
}

// SetEdbSourceStat 指标终端更新情况定时汇总
func SetEdbSourceStat() (resp *models.BaseResponse, err error) {
	postUrl := utils.EDB_LIB_URL + "edb_stat/source_update"
	result, err := HttpPost(postUrl, "", "application/json")
	if err != nil {
		return
	}
	err = json.Unmarshal(result, &resp)
	if err != nil {
		return
	}
	return resp, nil
}

func HttpPost(url, postData string, params ...string) ([]byte, error) {
	body := ioutil.NopCloser(strings.NewReader(postData))
	client := &http.Client{}
	req, err := http.NewRequest("POST", url, body)
	if err != nil {
		return nil, err
	}
	contentType := "application/x-www-form-urlencoded;charset=utf-8"
	if len(params) > 0 && params[0] != "" {
		contentType = params[0]
	}
	req.Header.Set("Content-Type", contentType)
	req.Header.Set("authorization", utils.MD5(utils.APP_EDB_LIB_NAME_EN+utils.EDB_LIB_Md5_KEY))
	resp, err := client.Do(req)
	if err != nil {
		return nil, err
	}
	defer resp.Body.Close()
	b, err := ioutil.ReadAll(resp.Body)
	fmt.Println("HttpPost:" + string(b))
	return b, err
}