/**
 *
 * @author: jiangfeng<jeff.jiang@yoho.cn>
 * @date: 16/7/22
 */

'use strict';

const config = global.yoho.config;
const helpers = global.yoho.helpers;
const common = require('./common');
const sign = require('./sign');
const md5 = require('md5');

const ALIPAY_URL = 'https://mapi.alipay.com/gateway.do';

const Alipay = {

    pay(user, order, param) {
        console.log(order, param);

        let payParams = JSON.parse(param.payParams);

        let params = {
            service: 'create_direct_pay_by_user',
            partner: payParams.merchant_id,
            _input_charset: 'utf-8',
            notify_url: config.pay.serviceNotify + 'payment/alipay_notify',
            return_url: helpers.urlFormat('/shopping/pay/callback/alipay'),
            subject: '有货订单号:' + order.orderId,
            out_trade_no: order.orderCode,
            it_b_pay: common.getPayExpireMin(order.payExpire) + 'm',
            total_fee: order.paymentAmount,
            payment_type: '1',
            seller_email: payParams.merchant_other_code,
            sign_id_ext: user.uid,
            sign_name_ext: user.username
        };

        // TODO 防钓鱼配置,参考php

        console.log(sign.raw(params) + payParams.merchant_key);

        let signStr = md5(sign.raw(params) + payParams.merchant_key);
        let body = sign.rawUncode(params) + '&sign=' + signStr + '&sign_type=MD5';

        return {
            code: 200,
            data: {
                href: ALIPAY_URL + '?' + body
            }
        };
    }
};

module.exports = Alipay;