package pdd

import (
	zhios_third_party_utils "code.fnuoos.com/go_rely_warehouse/zyos_go_third_party_api.git/utils"
	"encoding/json"
	"sort"
	"strings"
	"time"
)

var (
	PDD_HOST = "http://gw-api.pinduoduo.com/api/router"
	PDD_AK   = "43eed45f20d94fbf828744a77a45e3e2"
	PDD_SK   = "6ccdd6614f804ed8b0e23c2721be857da3a04b5b"
	PDD_CS   = "4ee672167e1ee51aa3a9ea864d33629a230a114c"
)

func send(args map[string]interface{}, method string) ([]byte, error) {
	args["timestamp"] = zhios_third_party_utils.Int64ToStr(time.Now().UnixNano() / 1e6)
	args["data_type"] = "JSON"
	args["client_id"] = PDD_AK
	args["type"] = method
	args["sign"] = sign(args, PDD_CS)
	bargs, err := json.Marshal(args)
	if err != nil {
		return nil, err
	}
	return zhios_third_party_utils.CurlPost(PDD_HOST, bargs, nil)
}

func sign(m map[string]interface{}, sk string) string {
	// key sort
	keys := make([]string, 0, len(m))
	for k := range m {
		keys = append(keys, k)
	}
	sort.Strings(keys)
	str := ""
	for _, k := range keys {
		switch m[k].(type) {
		case int:
			str += k + zhios_third_party_utils.IntToStr(m[k].(int))
		case string:
			str += k + m[k].(string)
		}
	}
	str = sk + str + sk
	return strings.ToUpper(zhios_third_party_utils.Md5(str))
}