拆分订单状态3为已接单/待送达，依据是否有骑手ID（是否安排了骑手）

app/JsonRpc/OrderService.php

@@ -8,10 +8,14 @@ use App\Constants\v3\LogLabel;
 use App\Constants\v3\OrderState;
 use App\Exception\ErrorCodeException;
 use App\Model\v3\Order;
+use App\Model\v3\OrderGoods;
 use App\Model\v3\OrderMain;
 use App\Service\v3\Interfaces\OrderOnlineServiceInterface;
 use App\Service\v3\Interfaces\SeparateAccountsServiceInterface;
+use EasyWeChat\Factory;
+use EasyWeChat\Kernel\Exceptions\InvalidConfigException;
 use Hyperf\DbConnection\Db;
+use Hyperf\Guzzle\CoroutineHandler;
 use Hyperf\RpcServer\Annotation\RpcService;
 use Hyperf\Di\Annotation\Inject;
 use function AlibabaCloud\Client\json;
@@ -107,53 +111,142 @@ class OrderService implements OrderServiceInterface
      * 退2元商品时，退款金额为
      * 红包 ：(2/（98+2）)*10 = 0.2
      * 退款：2-0.2=1.8元
-     * @param $user_id *用户ID
+     * @param $user_id         *用户ID
      * @param $global_order_id *全局总订单ID
-     * @param $child_order_id  *主订单ID，
+     * @param $order_child_id  *主订单ID，
      * @param $order_goods_id  *订单商品ID
      * @param $note
+     * @throws InvalidConfigException
      */
-    public function onlineSingleRefund($user_id, $note, $global_order_id, $child_order_id=null, $order_goods_id=null)
+    public function onlineSingleRefund($user_id, $note, $global_order_id, $order_child_id=null, $order_goods_id=null)
     {
+
+        $params = [
+            'user_id' => $user_id,
+            'note' => $note,
+            'global_order_id' => $global_order_id,
+            'order_child_id' => $order_child_id,
+            'order_goods_id' => $order_goods_id,
+        ];
+
         if (!$user_id || !$global_order_id || !$note) {
             $this->log->event(LogLabel::ORDER_REFUND_LOG, [
                 'jsonrpc_order_service_exception_onlineSingleRefund' => '参数不对',
-                'params' => json([$global_order_id, $user_id, $note])
+                'params' => json_encode($params)
             ]);
             throw new ErrorCodeException(ErrorCode::ORDER_REFUND_FAIL);
         }
 
         // 主订单
         $orderMain = OrderMain::query()
-            ->where(['global_order_id' => $global_order_id])
+            ->where(['global_order_id' => $global_order_id, 'user_id' => $user_id])
             ->whereIn('state', OrderState::CAN_REFUND_DIRECT)
             ->first();
 
-        if (empty($orderMain)) {
+        if (is_null($orderMain)) {
             $this->log->event(LogLabel::ORDER_REFUND_LOG, [
                 'jsonrpc_order_service_exception_onlineSingleRefund' => '订单不存在',
-                'params' => json([$global_order_id, $user_id, $note])
+                'params' => json_encode($params)
             ]);
             throw new ErrorCodeException(ErrorCode::ORDER_REFUND_FAIL);
         }
 
         // 子订单
-        if ($child_order_id) {
-            $orderChild = Order::query()->where(['order_main_id' => $orderMain->global_order_id])->first();
+        $orderChild = null;
+        if ($order_child_id) {
+            $orderChild = Order::query()->where(['order_main_id' => $orderMain->global_order_id, 'id' => $order_child_id])->first();
         }
 
-        // 单商品退
+        // 订单商品
+        $orderGoods = null;
         if ($order_goods_id) {
-            if (!$child_order_id) {
+            if (!$order_child_id || is_null($orderChild)) {
                 $this->log->event(LogLabel::ORDER_REFUND_LOG, [
-                    'jsonrpc_order_service_exception_onlineSingleRefund' => '参数不对[单品]',
-                    'params' => json([$global_order_id, $user_id, $note, $child_order_id])
+                    'jsonrpc_order_service_exception_onlineSingleRefund' => '子订单参数异常[单品]',
+                    'params' => json_encode($params)
                 ]);
                 throw new ErrorCodeException(ErrorCode::ORDER_REFUND_FAIL);
             }
 
+            $orderGoods = OrderGoods::query()->where(['order_id' => $orderChild->id, 'id' => $order_goods_id])->first();
+
+            if (is_null($orderGoods)) {
+                $this->log->event(LogLabel::ORDER_REFUND_LOG, [
+                    'jsonrpc_order_service_exception_onlineSingleRefund' => '订单商品参数异常[单品]',
+                    'params' => json_encode($params)
+                ]);
+                throw new ErrorCodeException(ErrorCode::ORDER_REFUND_FAIL);
+            }
+
+        }
+
+        $totalAmount = $orderMain->total_money; // 订单可退款金额，总订单金额不含配送费和服务费
+        $preRefundAmount = 0; // 预退款金额
+        $refundAmount = 0; // 实际退款金额
+        $refundType = 'Main'; // 退款类型， Main整单  Sub子单  Goods单品
+        if ($orderGoods) { // 1. 如果订单商品存在则说明要退单品
+            $preRefundAmount = bcmul($orderGoods->price, $orderGoods->number, 2);
+            $refundType = 'Goods';
+        } elseif ($orderChild) { // 2. 否则如果存在子订单说明退子订单
+            $preRefundAmount = $orderChild->money;
+            $refundType = 'Sub';
+        } else { // 3. 再则如果存在主订单说明退主订单
+            $preRefundAmount = $orderMain->total_money;
+            $refundType = 'Main';
+        }
+
+        // 占订单金额的比例
+        $rate = bcdiv($preRefundAmount, $totalAmount, 6);
+        // 计算优惠券所占金额
+        $couponMoney = bcmul($orderMain->coupon_money, $rate, 6);
+        // 计算本次退款实际退款金额
+        $refundAmount = bcsub($preRefundAmount, $couponMoney, 2);
+
+        if ($refundAmount <= 0) {
+            $this->log->event(LogLabel::ORDER_REFUND_LOG, [
+                'jsonrpc_order_service_exception_onlineSingleRefund' => '没有可退款金额[实际退款金额]',
+                'params' => json_encode($params)
+            ]);
+            throw new ErrorCodeException(ErrorCode::ORDER_REFUND_FAIL);
+        }
 
+        // 开始退款
+        $config = config('wxpay');
+        $app = Factory::payment($config);
+        $app['guzzle_handler'] = CoroutineHandler::class;
+        $result = $app->refund->byOutTradeNumber(
+            $orderMain->global_order_id,
+            $orderMain->global_order_id,
+            bcmul($orderMain->money, 100, 0),
+            bcmul($refundAmount, 100, 0),
+            [
+                'refund_desc' => '订单协商退款['.$refundType.']',
+                'notify_url' => config('wechat.notify_url.refund_single'),
+            ]
+        );
+
+        if ($result['return_code'] == 'FAIL') {
+            $this->log->event(LogLabel::ORDER_REFUND_LOG, [
+                'jsonrpc_order_service_exception_onlineSingleRefund' => $result['return_msg'].'[微信退款失败]',
+                'params' => json_encode($result)
+            ]);
+            throw new ErrorCodeException(ErrorCode::ORDER_REFUND_FAIL);
         }
 
+        if ($result['result_code'] == 'FAIL') {
+            $this->log->event(LogLabel::ORDER_REFUND_LOG, [
+                'jsonrpc_order_service_exception_onlineSingleRefund' => $result['err_code_des'].'[微信退款失败]'.$result['err_code'],
+                'params' => json_encode($result)
+            ]);
+            throw new ErrorCodeException(ErrorCode::ORDER_REFUND_FAIL);
+        }
+
+        // 退款申请成功，查询退款状态
+        $refundResult = $app->refund->queryByRefundId($result['refund_id']);
+        $this->log->event(LogLabel::ORDER_REFUND_LOG, [
+            'jsonrpc_order_service_exception_onlineSingleRefund' => '[微信退款查询]',
+            'params' => json_encode($refundResult)
+        ]);
+
     }
 }

app/Model/v3/OrderMain.php

@@ -72,6 +72,12 @@ class OrderMain extends Model
 
     public function getStateTextAttribute()
     {
+        if ($this->attributes['state'] == 3) {
+            if (!$this->attributes['horseman_id']) {
+                return '已接单';
+            }
+        }
+
         return OrderState::getMessage($this->attributes['state']);
     }