forked from erp-dev/erp
329 lines
7.7 KiB
Markdown
329 lines
7.7 KiB
Markdown
# Shipment Delivery API
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本文档说明 `shipment` 模块中的“送货单”模型及相关 API。
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## 业务说明
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送货单用于表示一次具体的送货行为。
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特点:
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- 一个送货单可关联多个出货单
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- 一个出货单最多属于一个送货单
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- 送货单与出货单关系为一对多
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- 送货单使用独立状态流转,不复用出货单状态
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## 状态枚举
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送货单状态定义如下:
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- `1 = 待送货`
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- `2 = 送货中`
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- `3 = 已送达`
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- `4 = 已取消`
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状态机规则:
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- `待送货 -> 送货中`
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- `送货中 -> 已送达`
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- 不允许回退
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- 重复设置同一状态时保持幂等,直接返回当前对象
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- `已取消` 为终态
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时间字段规则:
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- 进入 `送货中` 时写入 `started_at`
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- 进入 `已送达` 时写入 `delivered_at`
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## 模型字段
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送货单模型包含以下核心字段:
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- `id`
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- `merchant`
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- `driver_name`
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- `vehicle_trip`
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- `contact_phone`
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- `vehicle_capacity`
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- `remark`
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- `internal_remark`
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- `shipment_order_ids`
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- `status`
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- `started_at`
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- `delivered_at`
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- `created_by`
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- `operator`
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- `cancelled_at`
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- `cancelled_by`
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- `created_at`
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- `updated_at`
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说明:
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- `driver_name` 已加索引
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- `vehicle_trip` 已加索引
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- `status` 已加索引
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- `created_by` 为系统用户 `User`
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- `operator` 为业务员工 `Employee`
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- `merchant` 用于多商户隔离
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- 创建、修改、状态流转时,会根据 `request.user.employee` 自动写入 `operator`
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- 取消送货单时会写入 `cancelled_at` 与 `cancelled_by`
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- `shipment_order_ids` 是前端自管的出货单顺序 JSON 字段;后端只保存和返回,不据此自动排序 `shipments`
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## API 列表
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### 1. 查询送货单列表
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- `GET /api/v1/shipment/deliveries/`
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支持查询参数:
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- `status`
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- `driver_name`
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- `vehicle_trip`
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- `limit`
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- `offset`
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查询说明:
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- `status` 为精确匹配
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- `driver_name` 为包含匹配
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- `vehicle_trip` 为包含匹配
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示例:
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```http
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GET /api/v1/shipment/deliveries/?status=2&driver_name=张&vehicle_trip=001&limit=20&offset=0
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```
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返回示例:
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```json
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{
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"count": 1,
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"next": null,
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"previous": null,
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"results": [
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{
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"id": 1,
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"merchant_id": 1,
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"merchant_name": "测试印花厂",
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"driver_name": "张司机",
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"vehicle_trip": "KD-001",
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"contact_phone": "13800138000",
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"vehicle_capacity": "9.6米厢车",
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"remark": "先装车",
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"internal_remark": "注意对账",
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"shipment_order_ids": [11, 10],
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"status": 1,
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"status_display": "待送货",
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"started_at": null,
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"delivered_at": null,
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"cancelled_at": null,
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"shipments_count": 2,
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"shipments": [
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{
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"id": 10,
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"customer": 5,
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"customer_name": "客户A",
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"order_description": null,
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"shipment_date": "2026-04-03",
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"status": 2,
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"status_display": "已发布",
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"external_id": null
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}
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],
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"created_by_id": 8,
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"created_by_name": "测试员工",
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"operator_id": 3,
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"operator_name": "测试员工",
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"cancelled_by_id": null,
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"cancelled_by_name": null,
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"created_at": "2026-04-03T10:00:00+08:00",
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"updated_at": "2026-04-03T10:00:00+08:00"
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}
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]
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}
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```
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### 2. 创建送货单
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- `POST /api/v1/shipment/deliveries/`
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请求体:
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```json
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{
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"driver_name": "张司机",
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"vehicle_trip": "KD-001",
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"contact_phone": "13800138000",
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"vehicle_capacity": "9.6米厢车",
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"remark": "先装车",
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"internal_remark": "注意对账",
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"shipment_order_ids": [11, 10],
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"shipments": [10, 11]
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}
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```
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字段说明:
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- `driver_name`: 必填,司机名
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- `vehicle_trip`: 必填,车次
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- `contact_phone`: 可选,联系电话
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- `vehicle_capacity`: 可选,车辆容量
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- `remark`: 可选,备注
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- `internal_remark`: 可选,内部备注
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- `shipment_order_ids`: 可选,前端自管的出货单顺序 JSON 数组;可传 `null`;未传时默认 `[]`
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- `shipments`: 可选,出货单 ID 列表
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创建规则:
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- 只能绑定当前用户所属商户的出货单
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- 只能绑定状态为 `已审核` 的出货单
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- 已绑定到其他送货单的出货单不能重复绑定
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- 创建接口不支持直接传入 `status`
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### 3. 查询送货单详情
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- `GET /api/v1/shipment/deliveries/{id}/`
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返回字段与列表单项一致,但会返回完整 `shipments` 摘要数组。
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### 4. 修改送货单
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- `PATCH /api/v1/shipment/deliveries/{id}/`
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- `PUT /api/v1/shipment/deliveries/{id}/`
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请求体示例:
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```json
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{
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"driver_name": "李司机",
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"vehicle_trip": "KD-001-B",
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"contact_phone": "13700137000",
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"vehicle_capacity": "13米高栏",
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"remark": "改派车辆",
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"internal_remark": "已电话确认",
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"shipment_order_ids": [11, 12],
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"shipments": [11, 12]
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}
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```
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修改规则:
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- `driver_name`、`vehicle_trip`、`contact_phone`、`vehicle_capacity`、`remark`、`internal_remark` 可单独修改
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- `shipment_order_ids` 按普通字段处理,后端仅保存与返回;值必须是数组或 `null`
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- `shipments` 如果传入,则视为“整体替换当前绑定的出货单集合”
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- 替换绑定时,出货单仍然必须满足“当前商户、已审核、未绑定到其他送货单”
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- 更新接口不支持直接修改 `status`
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### 5. 删除送货单
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- `DELETE /api/v1/shipment/deliveries/{id}/`
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行为说明:
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- 删除送货单时,会先解除与其关联的出货单绑定
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- 删除成功返回 `204 No Content`
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### 6. 修改送货单状态
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- `POST /api/v1/shipment/deliveries/{id}/status/`
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请求体:
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```json
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{
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"status": 2
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}
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```
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状态取值:
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- `1 = 待送货`
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- `2 = 送货中`
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- `3 = 已送达`
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规则说明:
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- 只允许按状态机顺序流转
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- 不允许回退
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- 相同状态重复提交保持幂等
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- 成功改到 `送货中` 时写入 `started_at`
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- 成功改到 `已送达` 时写入 `delivered_at`
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- 该接口不用于取消送货单
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### 7. 取消送货单
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- `POST /api/v1/shipment/deliveries/{id}/cancel/`
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权限要求:
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- 需要 Django 权限:`shipment.cancel_shipmentdelivery`
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请求体:
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```json
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{}
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```
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行为说明:
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- 将送货单状态改为 `已取消`
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- 写入 `cancelled_at`
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- 写入 `cancelled_by`
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- 同时会根据 `request.user.employee` 更新 `operator`
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- 取消不会释放或解绑当前已关联的出货单;如需解绑,需显式删除送货单或通过修改接口改绑
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- 已取消的送货单再次取消保持幂等
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### 8. 追加绑定出货单到已有送货单
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- `POST /api/v1/shipment/deliveries/{id}/bind-shipments/`
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请求体:
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```json
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{
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"shipments": [12, 13]
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}
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```
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规则说明:
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- 该接口是“追加绑定”,不会替换当前已有绑定
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- 只允许绑定当前用户所属商户的出货单
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- 出货单必须处于 `已审核` 状态
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- 已绑定到其他送货单的出货单不能再次绑定
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- 成功后会根据 `request.user.employee` 更新 `operator`
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## Service 设计
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送货单的业务写入逻辑统一放在 `shipment/services.py` 中:
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- `create_shipment_delivery(...)`
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- `update_shipment_delivery(...)`
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- `modify_shipment_delivery_status(...)`
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- `cancel_shipment_delivery(...)`
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- `delete_shipment_delivery(...)`
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说明:
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- list / detail 属于简单只读查询,直接由 API 查询集处理
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- create / update / delete / status modify 均通过 service 完成
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## 测试覆盖
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已补充以下测试方向:
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- 创建送货单并绑定多个出货单
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- 绑定已属于其他送货单的出货单时报错
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- 绑定非当前商户出货单时报错
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- 列表支持 `status / driver_name / vehicle_trip` 查询
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- 详情返回关联出货单摘要
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- 更新送货单并替换绑定出货单
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- 创建、修改、状态流转会写入 `operator`
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- 取消送货单需要权限校验,并写入 `cancelled_at / cancelled_by`
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- 状态流转写入 `started_at / delivered_at`
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- 非法状态流转报错
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- 删除送货单后解除出货单绑定
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