电竞护航俱乐部接单系统怎么管售后 游戏电竞护航陪玩源码系统小程序V6.0.0重做客服工作台

-- 订单参与者流水表
CREATE TABLE `order_participants` (
  `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
  `order_id` bigint(20) unsigned NOT NULL COMMENT '关联订单ID',
  `user_id` bigint(20) unsigned NOT NULL COMMENT '参与者ID',
  `role_type` varchar(20) NOT NULL COMMENT '角色: user, worker, studio_admin, cs',
  `join_time` datetime NOT NULL COMMENT '介入时间',
  `leave_time` datetime DEFAULT NULL COMMENT '退出时间/换人时间',
  `status` tinyint(1) NOT NULL DEFAULT '1' COMMENT '1: 当前有效, 0: 历史记录',
  PRIMARY KEY (`id`),
  KEY `idx_order_role` (`order_id`,`role_type`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='订单动态参与者记录';

namespace App\Services\Order;

class OrderStateMachine
{
    // 定义状态转移矩阵 [当前状态 => [允许的操作 => 目标状态]]
    protected $transitions = [
        'serving' => [
            'worker_submit' => 'wait_verify',  // 店员提交，等待验收
            'user_refund'   => 'refunding',    // 用户发起退款
            'worker_change' => 'serving',      // 工作室换人，状态保持
        ],
        'wait_verify' => [
            'user_accept'   => 'completed',    // 用户验收
            'user_reject'   => 'after_sales',  // 用户拒绝，进入售后
        ]
    ];

    /**
     * 执行状态流转
     */
    public function apply(Order $order, string $action, User $operator)
    {
        $currentState = $order->status;
        
        // 1. 校验流转合法性
        if (!isset($this->transitions[$currentState][$action])) {
            throw new \Exception("当前状态[{$currentState}]不允许执行操作[{$action}]");
        }
        
        // 2. 校验操作人权限 (例如：只有客服和用户能发起售后)
        $this->checkPermission($order, $action, $operator);
        
        // 3. 执行流转并记录日志
        $targetState = $this->transitions[$currentState][$action];
        $order->status = $targetState;
        $order->save();
        
        // 4. 触发状态变更事件
        event(new OrderStatusChangedEvent($order, $currentState, $targetState, $operator));
    }
}

namespace App\Listeners;

class OrderStatusChangedListener
{
    /**
     * 处理订单状态变更事件
     */
    public function handle(OrderStatusChangedEvent $event)
    {
        $order = $event->order;
        $operator = $event->operator;
        
        // 生成业务卡片消息
        $messageBody = $this->buildSystemMessage($event->oldState, $event->newState, $operator);
        
        // 通过 RPC 或直接调用 IM 内部服务，向订单专属聊天室下发消息
        app(IMService::class)->sendToGroup(
            "order_group_{$order->id}", 
            [
                'msg_type' => 'system_notify',
                'content'  => $messageBody,
                'ext_data' => [
                    'order_id' => $order->id,
                    'action'   => 'state_change'
                ]
            ]
        );
    }
}