rapid-ztx/lib/utils.js

Rapid ZTX module

/**
 * Copyright (c) 2017 Lucky Byte, Inc.
 */
const debug = require('debug')('ztx');
const request = require('request-promise-native');
const rapid_db = require('rapid-db');
const smtp = require('rapid-smtp');


/**
 * 验证身份证号码是否有效
 */
const verify_idno = (idno) => {
    if (!idno || idno.length != 18) {
        return false;
    }
    const arr = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
    const arrCh = ['1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'];

    let sum = 0;
    for(let i = 0; i < 17; i++) {
        sum += idno.substr(i, 1) * arr[i];
    }
    const residue = arrCh[sum % 11];
    return residue == idno.substr(17, 1).toUpperCase();
}


/**
 * 通过卡号查询归属地
 *
 * 调用第三方接口查询，接口文档地址：
 * https://market.aliyun.com/products/57000002/cmapi016679.html?
 * spm=5176.2020520132.101.6.7Hfl6a#sku=yuncode1067900000
 */
const query_card_city = async (card_no) => {
    const serve_url = 'http://api43.market.alicloudapi.com/api/c43';
    try {
        const resp = await request.get(`${serve_url}?bankcard=${card_no}`, {
            headers: {
                Authorization: 'APPCODE 327932f9616d48deb5260bcdb3e0c5cc'
            }
        });
        let resp_json = JSON.parse(resp);
        if (resp_json.error_code != 0) {
            throw new Error(`查询银行卡归属地错: ${resp_json.reason || '未知'}`);
        }

        if (!resp_json.result) {
            throw new Error(`查询银行卡归属地错: 无结果`);
        }
        if (!resp_json.result.city) {
            resp_json.result.city = '上海';
            return resp_json.result;
        }
        resp_json.result.city = resp_json.result.city.replace(/市$/, '');

        // 确保城市名称是有效的
        const record = await unique_db.one(`
            select count(*) as count from rapid_cities where city_name = $1
        `, [
            resp_json.result.city
        ]);
        if (record.count == 0) {
            resp_json.result.city = '上海';
        }
        return resp_json.result;
    } catch (err) {
        throw new Error(`查询银行卡归属地错: ${err.message}`);
    }
}


/**
 * 给代理商发送邮件通知
 */
const mail_to_agent = async (agent_uuid, subject, html) => {
    const agent = await unique_db.oneOrNone(`
        select shortname, fullname, contact, email, mail_notify
        from rapid_ctod_agents where uuid = $1
    `, [
        agent_uuid
    ]);

    if (!agent) {
        return await rapid_db.notify.error(
            `查询代理商信息错: ${err.message}，发送邮件失败`
        );
    }

    if (!agent.mail_notify) {
        return;
    }
    if (!agent.email) {
        return await rapid_db.notify.warn(`
            代理商[${agent.shortname}]未登记联系邮箱，不能发送邮件`
        );
    }

    const content = `
        <p>${agent.contact}，您好：</p>
        ${html}
        <p></p>
        <p>${agent.fullname}</p>
        <p></p>
    `;

    await smtp.send({
        subject: subject, to: agent.email, html: content,
    });
}


module.exports = {
    verify_idno:     verify_idno,
    query_card_city: query_card_city,
    mail_to_agent:   mail_to_agent,
}