package meituan_fenxiao

import (
	"code.fnuoos.com/go_rely_warehouse/zyos_go_third_party_api.git/comm"
	zhios_third_party_utils "code.fnuoos.com/go_rely_warehouse/zyos_go_third_party_api.git/utils"
	"crypto/hmac"
	"crypto/md5"
	"encoding/hex"
	"fmt"
	"github.com/syyongx/php2go"
	"strings"
	"time"
)

const (
	ApiKey    = "nsVtNZcmRDuxgBim"
	UtmSource = "511860"
	Url       = "https://union.dianping.com/"
)

func MeituanFenXiaoSend(method string, params map[string]interface{}) (string, error) {

	arg := map[string]string{
		"requestId":  zhios_third_party_utils.UUIDString(),
		"utmSource":  UtmSource,
		"timestamp":  zhios_third_party_utils.Int64ToStr(time.Now().Unix()),
		"version":    "1.0",
		"signMethod": "hmac",
	}
	reqParam := make(map[string]interface{})
	for k, v := range params {
		reqParam[k] = v
	}
	for k, v := range arg {
		reqParam[k] = v
	}
	sign := MeituanFenXiaoGetSign(reqParam)
	arg["sign"] = sign
	url := Url + method
	for k, v := range arg {
		if strings.Contains(url, "?") == false {
			url += "?" + k + "=" + php2go.URLEncode(v)
		} else {
			url += "&" + k + "=" + php2go.URLEncode(v)
		}
	}
	fmt.Println(url)
	fmt.Println(zhios_third_party_utils.SerializeStr(params))
	post, err := zhios_third_party_utils.CurlPost(url, zhios_third_party_utils.SerializeStr(params), map[string]string{})
	if err != nil {
		return "", err
	}
	fmt.Println(string(post))

	return string(post), nil
}
func MeituanFenXiaoGetSign(param map[string]interface{}) string {
	str := ""
	info, ok := param["geo"].(map[string]interface{})
	if ok {
		if info["cityId"] != "" {
			param["cityId"] = info["cityId"]
		}
		if info["lat"] != "" {
			param["lat"] = info["lat"]
		}
		if info["lng"] != "" {
			param["lng"] = info["lng"]
		}
	}
	delete(param, "geo")
	keys := comm.KsortToStrInterface(param)
	for _, k := range keys {
		strs := ""
		if k == "catIds" {
			strs = zhios_third_party_utils.SerializeStr(param[k])
		} else {
			strs = zhios_third_party_utils.AnyToString(param[k])
		}
		str += k + strs
	}
	fmt.Println(str)
	h := hmac.New(md5.New, []byte(ApiKey))
	h.Write([]byte(str))
	return strings.ToUpper(hex.EncodeToString(h.Sum([]byte(""))))
}