方法名	参数	返回值
refund	array $order	Collection

退款操作

$pay = new \fengkui\Pay\Alipay($alipayConfig);

$refund = [
    'refund_sn'     => time(), // 商户退款单号
    'refund_amount' => 1, // 退款金额
    'order_sn'      => 'ordersnxxxxxxxx', # 商户订单号（order_sn或trade_no两者必传其一）
    'trade_no'=> 'tradenoxxxxxxxx', // 支付宝支付订单号
];

$result = $pay->refund($refund);
// 返回 Collection 实例包含退款相关信息
// $order['reason'] // 退款原因选填

退款请求参数

所有订单配置参数和官方无异，参数请参考这里，查看「业务请求参数」一栏。

退款返回参数

相关返回参数说明，请参考这里，查看「业务返回参数」一栏。

返回示例

{
    "alipay_trade_refund_response": {
        "code": "10000",
        "msg": "Success",
        "trade_no": "支付宝交易号",
        "out_trade_no": "6823789339978248",
        "buyer_logon_id": "159****5620",
        "fund_change": "Y",
        "refund_fee": 88.88,
        "refund_detail_item_list": [
            {
                "fund_channel": "ALIPAYACCOUNT",
                "amount": 10,
                "real_amount": 11.21,
                "fund_type": "DEBIT_CARD"
            }
        ],
        "store_name": "望湘园联洋店",
        "buyer_user_id": "2088101117955611",
        "send_back_fee": "1.8",
        "refund_hyb_amount": "10.24",
        "refund_charge_info_list": [
            {
                "refund_charge_fee": 0.01,
                "switch_fee_rate": "0.01",
                "charge_type": "trade",
                "refund_sub_fee_detail_list": [
                    {
                        "refund_charge_fee": 0.1,
                        "switch_fee_rate": "0.01"
                    }
                ]
            }
        ]
    },
    "sign": "ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE"
}