package fengniao

import (
	"crypto/sha1"
	"errors"
	"fmt"
	"net/http"
	"videoweb/pub/common/httputil"
	"videoweb/pub/common/log"
)

type requestBody struct {
	MercId     string `json:"mercId"`
	Secret     string `json:"secret"`
	TemplateId string `json:"templateId"`
	Code       string `json:"smsCode"`
	Mobile     string `json:"mobile"`
	SignType   string `json:"signType"` // 固定sha1
	Sign       string `json:"sign"`     // 签名
}

type msg struct {
	Status string `json:"status"`
	TaskId string `json:"taskId"`
}

type responseBody struct {
	Code int    `json:"code"`
	Msg  msg    `json:"msg"`
	Err  string `json:"err"`
}

type FengNiao struct {
	Url    string
	MercId string
	Secret string
	Tmpl   string
}

// Send 发送, 目前蜂鸟貌似只支持数字
func (f *FengNiao) Send(mobile string, code string) error {
	content := fmt.Sprintf(f.Tmpl, code)
	data := fmt.Sprintf("mercId=%s&templateId=%s&smsCode=%s&mobile=%s&secret=%s", f.MercId, f.Tmpl, code, mobile, f.Secret)

	sha := sha1.New()
	_, err := sha.Write([]byte(data))
	if err != nil {
		log.Error("fengniao send error", log.Any("mobile", mobile), log.Any("content", content), log.E(err))
		return err
	}

	body := &requestBody{
		MercId:     f.MercId,
		Secret:     f.Secret,
		TemplateId: f.Tmpl,
		Code:       code,
		Mobile:     mobile,
		SignType:   "sha1",
		Sign:       fmt.Sprintf("%x", sha.Sum(nil)),
	}
	rp := responseBody{}
	statusCode, err := httputil.Client().POSTJsonWithJResp(&rp, f.Url, nil, body)
	if err != nil {
		log.Error("fengniao POSTJsonWithResp err", log.E(err))
		return err
	}
	if statusCode != http.StatusOK {
		log.Error("fengniao status code not 200")
		return errors.New("fengniao statusCode not 200")
	}
	if rp.Code != 200 {
		log.Error("fengniao code not 200", log.Any("errdesc", rp.Err))
		err = errors.New(rp.Err)
	}
	return err
}