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modules/User/Models/Traits/OrderActions.php

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+<?php
+
+namespace Modules\User\Models\Traits;
+
+use Modules\Coupon\Models\Coupon;
+use Modules\Payment\Models\Payment;
+use Modules\User\Events\UserOrderPaid;
+use Exception;
+use Modules\User\Models\Order;
+
+trait OrderActions
+{
+    /**
+     * Notes: 设置订单支付
+     *
+     * @Author: 玄尘
+     * @Date  : 2020/11/12 11:19
+     */
+    public function pay()
+    {
+        try {
+            $this->state = self::STATE_SUCCESS;
+            $this->save();
+            event(new UserOrderPaid($this));
+            return true;
+
+        } catch (\Exception $exception) {
+            return $exception->getMessage();
+        }
+
+    }
+
+    /**
+     * Notes: 退款
+     *
+     * @Author: 玄尘
+     * @Date: 2022/8/22 13:09
+     */
+    public function refund(): bool
+    {
+        try {
+            $payment = $this->payment;
+            if (! $payment) {
+                throw new Exception("退款失败，未找到支付信息");
+            }
+
+            $refund = $payment->refunds()->create([
+                'total' => $this->price,
+            ]);
+            //微信支付
+            if ($payment->driver == Payment::DRIVER_WECHAT) {
+
+                $order = [
+                    'out_trade_no'  => $payment->trade_id,
+                    'out_refund_no' => $refund->refund_no,
+                    'amount'        => [
+                        'refund'   => $payment->total * 100,
+                        'total'    => $payment->total * 100,
+                        'currency' => 'CNY',
+                    ],
+                ];
+
+                $result = app('pay.wechat')->refund($order);
+
+                if (isset($result->code) && $result->code == 'PARAM_ERROR') {
+                    throw new Exception("退款失败，".$result->message);
+                }
+
+                $this->update([
+                    'state' => Order::STATE_REFUND
+                ]);
+
+                $refund->update([
+                    'refund_at' => now()
+                ]);
+
+                return true;
+            } elseif ($payment->driver == Payment::DRIVER_ALIPAY) {//支付宝支付
+
+                $order = [
+                    'out_trade_no'  => $this->order->order_no,
+                    'refund_amount' => $this->actual_total,
+                ];
+
+                $result = app('pay.alipay')->refund($order);
+
+                if ($result->code != '10000') {
+                    throw new Exception("退款失败，".$result->msg);
+                }
+
+                $this->update([
+                    'state' => Order::STATE_REFUND
+                ]);
+
+                $refund->update([
+                    'refund_at' => now()
+                ]);
+
+                return true;
+            } else {
+                throw new Exception("退款失败，未找到支付路径");
+            }
+        } catch (Exception $exception) {
+            throw new Exception($exception->getMessage());
+        }
+    }
+}