# STATE_MACHINE

## Merchant（商户）状态

pending
→ active
→ inactive
→ suspended

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## User（用户）状态

pending
→ active
→ inactive
→ locked

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## Store（店铺）状态

pending
→ active
→ inactive
→ suspended

---

## Feature（功能）状态

inactive
→ pending_payment
→ active
→ expired
→ suspended

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## Order（订单）状态

pending
→ paid
→ split
→ processing
→ shipped
→ completed
→ refunded
→ cancelled

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## SubOrder（子订单）状态

pending
→ processing
→ shipped
→ completed
→ refunded
→ cancelled

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## Product（商品）状态

draft
→ pending_approval
→ active
→ inactive
→ discontinued

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## Inventory（库存）状态

normal
→ low
→ out_of_stock
→ overstock

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## Payment（支付）状态

created
→ processing
→ paid
→ failed
→ refunded

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## Bill（账单）状态

pending
→ confirmed
→ settled
→ disputed

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## Settlement（结算）状态

pending
→ processing
→ completed
→ failed

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## Task（任务）状态

pending
→ running
→ success
→ failed
→ cancelled

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## 状态变更原则

- 所有状态变更必须通过 Service
- 禁止前端直接控制状态
- 状态变更必须记录操作日志
- 状态变更必须遵循预定义的流转路径
- 状态变更可能触发相关业务逻辑（如通知、计费等）

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## 状态变更触发条件

- 商户状态：审核结果、逾期未付费、违规行为
- 用户状态：登录异常、权限变更、账号管理
- 店铺状态：平台审核、违规行为、商户操作
- 功能状态：支付结果、订阅到期、手动操作
- 订单状态：支付结果、商户操作、物流状态
- 商品状态：审核结果、库存状态、商户操作
- 库存状态：库存数量变化、库存同步
- 支付状态：支付渠道反馈、人工处理
- 账单状态：系统确认、支付结果、人工处理
- 结算状态：系统处理、支付结果、人工处理
- 任务状态：任务触发、执行结果、人工取消