package service

import (
	// "apig-sdk/go/core"
	"bytes"
	"context"
	"errors"
	"fmt"
	"io/ioutil"
	"math/rand"
	"net/http"
	"time"
	"youngee_b_api/consts"
	"youngee_b_api/core"
	"youngee_b_api/db"
	"youngee_b_api/model/system_model"
	"youngee_b_api/redis"

	"github.com/sirupsen/logrus"
)

var SendCode *sendCode

func SendCodeInit(config *system_model.Session) {
	sendCode := new(sendCode)
	sendCode.sessionTTL = time.Duration(config.TTL) * time.Minute
	SendCode = sendCode
}

type sendCode struct {
	sessionTTL time.Duration
}

func (s *sendCode) GetCode(ctx context.Context) string {
	rnd := rand.New(rand.NewSource(time.Now().UnixNano()))
	vcode := fmt.Sprintf("%06v", rnd.Int31n(1000000))
	return vcode
}

func (s *sendCode) SetSession(ctx context.Context, phone string, vcode string) error {
	err := redis.Set(ctx, s.getRedisKey(phone), vcode, s.sessionTTL)
	if err != nil {
		return err
	}
	return nil
}

func (s *sendCode) getRedisKey(key string) string {
	return fmt.Sprintf("%s%s", consts.SessionRedisPrefix, key)
}

func (s *sendCode) GetEmailByPhone(ctx context.Context, phone string) (string, error) {
	user, err := db.GetUserByPhone(ctx, phone)
	fmt.Println("send_code", user, err)
	if err != nil {
		return "", err
	} else if user == nil {
		// 账号不存在
		logrus.Debugf("[SendCode] sendcode fail,phone:%+v", phone)
		return "账号不存在", errors.New("sendcode fail")
	}
	return user.Email, nil
}

func (s *sendCode) SendCode(ctx context.Context, phone string, vcode string) error {
	signer := core.Signer{
		Key:    "9a9a78319abd43348b43ec59d23b44bb",
		Secret: "ed588c47c681417fabe13c612dcfb046",
	}
	templateId := "JM1000345"
	url := fmt.Sprintf("https://smssend.apistore.huaweicloud.com/sms/send?receive=" + phone + "&templateId=" + templateId + "&values=" + vcode)
	fmt.Printf("url: %+v\n", url)

	r, _ := http.NewRequest("POST", url,
		ioutil.NopCloser(bytes.NewBuffer([]byte("foo=bar"))))

	r.Header.Add("x-stage", "RELEASE")
	signer.Sign(r)

	fmt.Printf("request: %+v\n", r)
	resp, err := http.DefaultClient.Do(r)
	fmt.Printf("resp: %+v\n", resp)
	if err != nil {
		return err
	} else {
		body, _ := ioutil.ReadAll(resp.Body)
		fmt.Printf("resp: %+v\n", body)
	}
	return nil
}