package main

import (
	"crypto/md5"
	"encoding/hex"
	"encoding/json"
	"fmt"
	"kami_scripts/models"
	"math"
	"math/rand"
	"sort"
	"strconv"
	"sync"
	"time"

	"github.com/go-resty/resty/v2"
	gonanoid "github.com/matoous/go-nanoid/v2"
)

// SortMap 对map的key值进行排序
func SortMap(m map[string]string) []string {
	var arr []string
	for k := range m {
		arr = append(arr, k)
	}
	sort.Strings(arr)
	return arr
}

func GenRandomCardNo() string {
	cardNo := "250306"
	for i := 0; i < 10; i++ {
		cardNo += strconv.Itoa(rand.Intn(10))
	}
	return cardNo
}

func GenRandomCardPass() string {
	cardPass := "350610"
	for i := 0; i < 10; i++ {
		cardPass += strconv.Itoa(rand.Intn(10))
	}
	return cardPass
}

func genSign(data models.Data) string {
	appSecret := "ssssc9kit6bimggos5kk0c9g"
	params := map[string]string{}
	exValue, _ := json.Marshal(data.ExValue)
	params["exValue"] = string(exValue)
	params["orderNo"] = data.OrderNo
	params["orderPeriod"] = data.OrderPeriod
	params["orderPrice"] = data.OrderPrice
	params["notifyUrl"] = data.NotifyUrl
	params["timestamp"] = data.TimeStamp
	params["payKey"] = data.PayKey
	params["ip"] = data.Ip
	params["productCode"] = data.ProductCode
	strArr := SortMap(params)
	signStr := ""
	for i := 0; i < len(strArr); i++ {
		k := strArr[i]
		if len(params[k]) == 0 {
			signStr += k
		} else {
			signStr += k + params[k]
		}
	}
	signStr += appSecret
	h := md5.New()
	h.Write([]byte(signStr))
	return hex.EncodeToString(h.Sum(nil))
}

func randomRequest(count int, stop chan int, group *sync.WaitGroup) {
	defer func() {
		<-stop
		group.Done()
		if err := recover(); err != nil {
			fmt.Println(err)
		}
	}()
	id, _ := gonanoid.New()
	formData := models.Data{
		ExValue: models.ExValue{
			Data:         GenRandomCardPass(),
			FaceType:     "10",
			CardNo:       GenRandomCardNo(),
			RecoveryType: "2",
		},
		OrderNo:     id,
		OrderPeriod: strconv.Itoa(rand.Intn(24)),
		OrderPrice:  "10",
		ProductCode: "玖隆",
		Ip:          "127.0.0.1",
		NotifyUrl:   "http://kami_shop:12305/shop/notify",
		PayKey:      "kkkkc9kit6bimggos5kk0c90",
		TimeStamp:   strconv.FormatInt(time.Now().Unix(), 10),
		Sign:        "",
	}
	formData.Sign = genSign(formData)
	client := resty.New()
	resp, _ := client.R().SetFormDataFromValues(formData.Url()).Post("http://49.233.216.171:12309/gateway/scan")
	fmt.Println(string(resp.Body()))
}

func main() {
	group := sync.WaitGroup{}
	startTime := time.Now()
	stop := make(chan int, 50)
	for i := 0; i < int(math.Pow10(2)); i++ {
		group.Add(1)
		stop <- 1
		go randomRequest(i, stop, &group)
	}
	group.Wait()
	fmt.Println("总耗时", time.Since(startTime).Seconds())
}