78 行
4.0 KiB
Markdown
78 行
4.0 KiB
Markdown
---
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schema: "hl-changelog/v2"
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ticket: "5559"
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title: "派单候选接口新增司机自动代入建议(suggestedDriverId/reason/message)"
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consumer: "admin"
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author: "wx(GIT)"
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change_type: "修改接口"
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backend_status: "deployed"
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gateway_status: "verified"
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frontend_status: "implemented"
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frontend_owner: "pi-main-session"
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frontend_ref: "hl-admin@c6b107b89320e3bc9103314cd8eb5ef32897f51f"
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target_release: "v2.1"
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verified_at: "2026-08-05"
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status_note: "管理后台矩阵/看板共用派单弹窗已接入三类司机自动建议;建议仅使用本次真实可用候选并携车辆、司机二次校验,NONE 清空本轮旧司机并展示后端提示,多槽位排除、人工改选、跨常驻确认和请求竞态门禁保持。"
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updated_at: "2026-08-05"
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base: "dev-v3"
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---
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# 矩阵派单司机自动代入:候选接口返回代入建议
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> **服务**: hl-fleet-service
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> **PR**: #5560、#5561
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> **Issue**: #5559
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> **日期**: 2026-08-05
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> **影响范围**: 管理后台派单弹窗(矩阵派单/看板共用候选接口)
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## 变更接口
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| 接口 | 方法 | 路径 | 变更 |
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|---|---|---|---|
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| 派单候选资源查询 | POST | `/admin/fleet/assignments/candidates` | 响应新增 `suggestedDriverId`、`suggestedDriverReason`、`suggestedDriverMessage`(选车后司机自动代入建议) |
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## 响应字段(顶层新增)
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| 字段 | 类型 | 必填性 | 值 | 说明 |
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|---|---|---|---|---|
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| `suggestedDriverId` | `Long` / null | 否 | 司机雪花 ID | 已选车辆的自动代入司机;未选车或无空闲司机为 null |
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| `suggestedDriverReason` | `String` | 否 | `RESIDENT_AVAILABLE` / `RESIDENT_BUSY_FALLBACK` / `FIRST_AVAILABLE` / `NONE` | 代入原因码 |
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| `suggestedDriverMessage` | `String` | 否 | 中文文案 | 后端可直接展示的代入原因 |
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### 代入规则
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1. 已选车辆(`selectedVehicleId`)有**常驻司机且空闲** → 代入常驻司机(`RESIDENT_AVAILABLE`);常驻司机权威源为车辆候选列表 `primaryDriverId`(与前端展示同源),不依赖 `VehicleDO.primary_driver_id` 投影
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2. 常驻司机**档期冲突/停用/休息** → 回退代入司机候选排序后第一个**纯空闲**司机(`RESIDENT_BUSY_FALLBACK`)
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3. **无常驻司机** → 代入排序后第一个空闲司机(`FIRST_AVAILABLE`;SMART 排序:可用性→评分→完成单量→年限)
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4. **无任何空闲司机或未选车** → `suggestedDriverId=null`、`NONE`
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空闲判定与候选一致(无 blocking 档期冲突);同城衔接共享(`CITY_JUNCTION_SHAREABLE`)不自动代入(需人工决策)。
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## 前端配合
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派单弹窗**选车后**以 `suggestedDriverId` 填充司机选择:
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- 现有逻辑只代入常驻司机(且常驻忙时不回退、无常驻不代入)→ 改用 `suggestedDriverReason` 三态:`RESIDENT_AVAILABLE`/`RESIDENT_BUSY_FALLBACK`/`FIRST_AVAILABLE` 均自动选中对应司机;`NONE` 保持手动选择并展示 `suggestedDriverMessage`
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- `suggestedDriverId` 为 null 时清空司机选择(`NONE`)
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## 验证证据
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- 网关实测(TEST,2026-08-05):
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- 蒙A-K1999/S6666/T1557 常驻空闲 → `RESIDENT_AVAILABLE`(代入常驻司机,其 `available=true`)
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- 蒙C04E04(无常驻)→ `FIRST_AVAILABLE`(代入朝鲁门,`available=true`)
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- 蒙A-H7777(常驻阿拉坦 08-10~12 有 2 个 blocking 档期冲突)→ `RESIDENT_BUSY_FALLBACK`(回退朝鲁门,`available=true`)
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- 蒙A-G8888(常驻司机停用,候选列表仍有 `primaryDriverId`)→ `RESIDENT_BUSY_FALLBACK`(回退空闲司机)
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- 未传 `selectedVehicleId` → `suggestedDriverId=null`、`NONE`
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- 测试:AssignmentCandidateServiceTest 41 全绿(新增 7 场景:常驻可用/档期冲突回退/停用回退/无常驻/无空闲/未选车/VehicleDO 投影缺失);fleet 全量 3155 仅 1 既有基线 flaky;spotless 0 违规
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## 关联/联系人
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### 链接
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- [后端工单 #5559](https://git.1814.love:8443/wx/HL/issues/5559)
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- [后端 PR #5561](https://git.1814.love:8443/wx/HL/pulls/5561)
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- Merge commit: `efb981ca2a`
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### 联系人
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- **后端负责人**: @wx
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