doomi-helper/utilities/tencent/captchautility.js

Doomisoft NodeJs Common Utilities

/* eslint-disable global-require */
/* eslint-disable no-sync */
/**
 * 腾讯云的验证码相关的API算法封装
 */

/**
 * 封装腾讯云的验证码服务
 */
const tencentcloud = require('tencentcloud-sdk-nodejs');
const CaptchaClient = tencentcloud.captcha.v20190722.Client;
var path = require('path');
var fs = require('fs');

class CaptchaService {

    constructor(config) {
        this.secretId = config.SecretId;
        this.secretKey = config.SecretKey;
        this.region = config.region || 'ap-guangzhou';
        this.CaptchaAppId = config.CaptchaAppId;
        this.AppSecretKey = config.AppSecretKey;
        this.init();
    }

    /**
     * 初始化情感分析的参数
     */
    init() {
        const clientConfig = {
            credential: {
                secretId: this.secretId,
                secretKey: this.secretKey,
            },
            region: this.region,
            signMethod: 'HmacSHA256', // 签名方法
            profile: {
                httpProfile: {
                    endpoint: 'captcha.tencentcloudapi.com',
                    reqMethod: 'POST', // 请求方法
                },
            },
        };

        this.client = new CaptchaClient(clientConfig);
    }

    /**
     * 当前配置中的腾讯云短信实例配置
     */
    static getInstance() {
        if (!CaptchaService.instance) {
            let configfilename = process.env.CONFIGFILE || 'configuration.json';

            let configfile = path.join(process.cwd(), configfilename);

            if (!fs.existsSync(configfile)) {
                throw new Error('Missing app configuration file');
            }
            let config = require(configfile);

            CaptchaService.instance = new CaptchaService(config.tencentApi);
        }

        return CaptchaService.instance;
    }

    /*** 
     * 验证码
     */
    Captcha(ticket, randstr) {
        return new Promise(reslove => {
            const params = {
                CaptchaType: 9,
                Ticket: ticket,
                UserIp: '127.0.0.1',
                Randstr: randstr,
                CaptchaAppId: parseInt(this.CaptchaAppId),
                AppSecretKey: this.AppSecretKey,
            };

            this.client.DescribeCaptchaResult(params, (error) => {
                if (error) {
                    console.error('error', error);

                    return reslove({ successed: false, error: error });
                }

                return reslove({ successed: true });

            });
        });

    }
}
exports = module.exports = CaptchaService;