核心业务状态机

exp_order 主单(静态)

订单状态

exp_order(Mermaid stateDiagram)

stateDiagram-v2 [*] --> PendingPickup: 创建 PendingPickup --> PickedUp: 揽收 PickedUp --> InTransit: 发出 InTransit --> Delivering: 到站派送 Delivering --> Signed: 签收 Delivering --> Exception: 异常 Exception --> Delivering: 再投 Exception --> Returned: 退回 PendingPickup --> Cancelled: 取消

exp_delivery_task

stateDiagram-v2 [*] --> Unassigned Unassigned --> PendingAccept: 指派 PendingAccept --> InProgress: 接受 PendingAccept --> Unassigned: 拒绝 InProgress --> Done: 节点完成

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