/* eslint-disable newline-after-var */
/* eslint-disable quotes */
"use strict";

const _ = require('lodash');
const tencentcloud = require('tencentcloud-sdk-nodejs');

const CaptchaClient = tencentcloud.captcha.v20190722.Client;
const models = tencentcloud.captcha.v20190722.Models;

const Credential = tencentcloud.common.Credential;
const ClientProfile = tencentcloud.common.ClientProfile;
const HttpProfile = tencentcloud.common.HttpProfile;

const {secretId, secretKey, AppSecretKey, appId} = global.yoho.config.captcha;

let cred = new Credential(secretId, secretKey);

let httpProfile = new HttpProfile();
httpProfile.endpoint = "captcha.tencentcloudapi.com";
let clientProfile = new ClientProfile();
clientProfile.httpProfile = httpProfile;

let client = new CaptchaClient(cred, 'ap-shanghai', clientProfile);

let captchaReq = new models.DescribeCaptchaResultRequest();

/**
 * 优惠券防刷验证码
 */
module.exports = function(req, res, next) {

  const isOpenCaptcha = _.get(req.app.locals.wap, 'ufo.coupon', false);

  if (!isOpenCaptcha) {
    return next();
  }

  if (req.query.coupontype === 'ufo') {
    const params = {
      AppSecretKey,
      CaptchaAppId: appId,
      CaptchaType: 9,
      UserIp: req.yoho.clientIp,
      Ticket: req.query.ticket,
      Randstr: req.query.randstr
    };

    captchaReq.from_json_string(JSON.stringify(params));

    // eslint-disable-next-line new-cap
    client.DescribeCaptchaResult(captchaReq, function(errMsg, response) {
        if (errMsg) {
            return res.jsonp({code: 400, message: errMsg.Message});
        }

        if (response.CaptchaCode !== 1) {
          return res.jsonp({ code: 400, message: '验证码错误'});
        }
        next();
    });
  } else {
    // eslint-disable-next-line callback-return
    next();
  }
};