package siterpc

import (
	"encoding/json"
	"strconv"
	"time"

	"git.tetele.net/tgo/conf"
	"git.tetele.net/tgo/crypter"

	"github.com/golang/protobuf/proto"
)

type SiteInfoReq struct {
	Master string
	Host   string
}

type SiteInfoRes struct {
	SiteId     string `json:"site_id"`
	Dbname     string `json:"database"`
	Domainname string `json:"domainname"`
}

/**
 * 由host取对应站点关键信息
 * 请求及回均加密验签
 * 2021/06/24
 * GZ
 */
func GetSiteInfoByHost(host string, params ...string) (*SiteInfoRes, error) {

	var res_arr SiteInfoRes

	if conf.IS_PRIVATE {
		res_arr.Dbname = conf.DBNAME
		res_arr.SiteId = conf.SITE_ID
		res_arr.Domainname = conf.DOMAIN
		return &res_arr, nil
	}

	var url string = ""
	var master string = ""
	if len(params) > 1 {
		master = params[1]
	}
	if len(params) > 0 {
		url = params[0]
	}
	conn, err := rpc_server_conn(url)
	if err != nil {
		return nil, err
	}
	defer conn.Close()

	arg := SiteInfoReq{master, host}

	data_json, err := json.Marshal(arg)
	if err != nil {
		return nil, err
	}
	now_int64 := time.Now().Unix()

	encryData := crypter.DesEn(string(data_json), DES_KEY)

	now := strconv.FormatInt(now_int64, 10)

	sign := Sign(encryData, now)

	req := &Request{proto.String(encryData), proto.String(now), proto.String(sign), nil}

	res := &Response{}

	err = conn.GetSiteInfoByHost(req, res)

	if err != nil {
		return nil, err
	}

	res_data, err := GetOrgData(res)

	if err != nil {
		return nil, err
	}

	err = json.Unmarshal([]byte(res_data), &res_arr)

	if err != nil {
		return nil, err
	}
	return &res_arr, nil
}