feat: 新增产品生命周期阶段字段lifecycle_phase与售后工序词表

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2026-09-14 14:49:34 +08:00
parent 3568d17865
commit b9f9b897a1
3 changed files with 172 additions and 0 deletions

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"""add_product_lifecycle_phase
Revision ID: i1j2k3l4m5n6
Revises: h1h2h3h4h5h6
Create Date: 2026-09-14
产品生命周期阶段lifecycle_phase
--------------------------------
用于区分「生产阶段的测试(发货测试)」与「出库后再次返厂的售后维修」。
存量数据一律回填 'PRODUCTION'(历史产品视为从未出库回流);
新数据由 SQLAlchemy 端 default 提供,双保险。
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
revision: str = "i1j2k3l4m5n6"
down_revision: Union[str, None] = "h1h2h3h4h5h6"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.add_column(
"products",
sa.Column(
"lifecycle_phase",
sa.String(20),
nullable=False,
server_default="PRODUCTION",
comment="生命周期阶段: PRODUCTION(生产制造) | AFTER_SALES(出库后返厂售后)",
),
)
# 存量数据回填:历史产品从未出库回流,统一视为生产阶段
op.execute("UPDATE products SET lifecycle_phase = 'PRODUCTION' WHERE lifecycle_phase IS NULL")
# 加索引:售后设备排查(按阶段筛选)会高频用到
op.create_index(
"ix_products_lifecycle_phase", "products", ["lifecycle_phase"], unique=False,
)
def downgrade() -> None:
op.drop_index("ix_products_lifecycle_phase", table_name="products")
op.drop_column("products", "lifecycle_phase")

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"""生命周期阶段Lifecycle Phase词汇表与选项隔离 — 单一事实来源
生产制造PRODUCTION与售后回流AFTER_SALES各自拥有一套合法的
宏观状态 / 工序名。回流设备绝不允许被重新排产回「备货 / 生产」等前期环节,
本模块集中定义两套词表并提供校验,前端各端复制同一份口径即可。
设计要点
--------
1. 售后阶段使用**独立工序名**(发货测试 / 售后维修),不复用生产阶段的
「测试 / 维修」。这样报表、看板、导出无需 JOIN lifecycle_phase 就能区分,
也不会出现"同一个词两种含义"
2. 选定售后专属工序 = 设备进入售后生命周期,单向不可回退。
这条规则同时覆盖两类设备:
- 已出库后被重新派发任务(由 task_service 的 outbound 判定捕获)
- 无任何历史记录、直接走售后流程的老设备(首次选定售后工序即判定)
3. 「待确认」与仓库虚拟节点是建单占位符,不参与阶段校验,否则会卡死建单流程。
"""
from __future__ import annotations
# ============================================================
# 生命周期阶段
# ============================================================
LIFECYCLE_PRODUCTION = "PRODUCTION" # 生产制造阶段(发货前)
LIFECYCLE_AFTER_SALES = "AFTER_SALES" # 已出库后再次回流返厂(售后)
PHASE_LABELS = {
LIFECYCLE_PRODUCTION: "生产制造阶段",
LIFECYCLE_AFTER_SALES: "售后回流阶段",
}
# ============================================================
# 售后专属工序名 — 一旦选中即代表设备进入售后生命周期
# ============================================================
STEP_SHIP_TEST = "发货测试" # 售后返修后的出货测试
STEP_AFTER_SALES_REPAIR = "售后维修" # 售后返修本体
AFTER_SALES_ONLY_STEPS = frozenset({STEP_SHIP_TEST, STEP_AFTER_SALES_REPAIR})
# ============================================================
# 各阶段合法的工序名 / 宏观状态名
# ============================================================
# ── 生产制造阶段(原有词表,一字未改,保证存量流程不受影响)──
PRODUCTION_TASK_STEPS = ("备货", "生产", "测试", "维修", "在库")
PRODUCTION_OVERALL_STEPS = (
"备货", "生产", "测试", "维修", "在库", "待仓库收货", "已入库", "已出库",
)
# ── 售后回流阶段:只保留「发货测试 / 售后维修 / 入库出库」──
AFTER_SALES_TASK_STEPS = (STEP_SHIP_TEST, STEP_AFTER_SALES_REPAIR, "在库")
AFTER_SALES_OVERALL_STEPS = (
STEP_SHIP_TEST, STEP_AFTER_SALES_REPAIR, "在库", "待仓库收货", "已入库", "已出库",
)
# 仅属于生产制造阶段的工序名 — 售后设备出现即视为"跨阶段误排"。
# 注意:「在库 / 已入库 / 已出库」是两阶段通用的,不在此列。
PRODUCTION_ONLY_STEPS = frozenset({"备货", "生产", "测试", "维修"})
# 建单占位工序名 — 建单时为「待确认」,接收时才由操作员选定真实工序
PLACEHOLDER_STEPS = frozenset({"待确认"})
# 仓库虚拟节点标记(转交入库时作为 assignee 传递)
VIRTUAL_WAREHOUSE = "virtual_warehouse"
# 两阶段并集 — 用于"完全非法取值"的第一道粗筛
ALL_OVERALL_STEPS = frozenset(PRODUCTION_OVERALL_STEPS) | frozenset(AFTER_SALES_OVERALL_STEPS)
_ALLOWED_BY_PHASE = {
LIFECYCLE_PRODUCTION: frozenset(PRODUCTION_OVERALL_STEPS),
LIFECYCLE_AFTER_SALES: frozenset(AFTER_SALES_OVERALL_STEPS),
}
# ============================================================
# 查询 / 校验
# ============================================================
def phase_label(phase: str | None) -> str:
"""阶段的中文名(用于报错文案)"""
return PHASE_LABELS.get(phase or "", PHASE_LABELS[LIFECYCLE_PRODUCTION])
def allowed_steps(phase: str | None) -> tuple[str, ...]:
"""该阶段合法的全部工序/状态名"""
if (phase or "") == LIFECYCLE_AFTER_SALES:
return AFTER_SALES_OVERALL_STEPS
return PRODUCTION_OVERALL_STEPS
def is_placeholder_step(step: str | None) -> bool:
"""建单占位符(待确认)/ 仓库虚拟节点 — 不做阶段校验
否则 create_task 会被「待确认」卡住,转交入库会被
「🏭 入库 (virtual_warehouse)」卡住,整条流程直接断掉。
"""
if not step:
return True
return step in PLACEHOLDER_STEPS or VIRTUAL_WAREHOUSE in step
def resolve_phase_for_step(current_phase: str | None, step: str | None) -> str:
"""选定售后专属工序 → 设备进入售后生命周期(单向,不可回退)
这是"无历史记录的老设备"进入售后阶段的唯一入口:它首次选定
「发货测试 / 售后维修」时即被判定为售后回流设备。
"""
if step and step.strip() in AFTER_SALES_ONLY_STEPS:
return LIFECYCLE_AFTER_SALES
return current_phase or LIFECYCLE_PRODUCTION
def is_step_allowed(phase: str | None, step: str | None) -> bool:
"""工序名在该生命周期阶段下是否合法"""
if is_placeholder_step(step):
return True
allowed = _ALLOWED_BY_PHASE.get(
phase or LIFECYCLE_PRODUCTION, _ALLOWED_BY_PHASE[LIFECYCLE_PRODUCTION],
)
return step.strip() in allowed

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@ -7,6 +7,7 @@ from sqlalchemy.orm import Mapped, mapped_column, relationship
from app.models.base import Base from app.models.base import Base
from app.core.time_utils import get_beijing_time from app.core.time_utils import get_beijing_time
from app.core.lifecycle import LIFECYCLE_PRODUCTION
class Product(Base): class Product(Base):
@ -64,6 +65,13 @@ class Product(Base):
overall_status: Mapped[str | None] = mapped_column( overall_status: Mapped[str | None] = mapped_column(
String(20), nullable=True, comment="宏观状态: 备货/生产/测试/维修/待仓库收货/已入库/已出库", String(20), nullable=True, comment="宏观状态: 备货/生产/测试/维修/待仓库收货/已入库/已出库",
) )
# 生命周期阶段 — 生产制造 vs 出库后返厂售后。
# 设备出库后再次被派发任务 = 回流返厂,此处切为 AFTER_SALES 且不再回退。
lifecycle_phase: Mapped[str] = mapped_column(
String(20), nullable=False, default=LIFECYCLE_PRODUCTION,
server_default=LIFECYCLE_PRODUCTION, index=True,
comment="生命周期阶段: PRODUCTION(生产制造) | AFTER_SALES(出库后返厂售后)",
)
created_at: Mapped[datetime] = mapped_column( created_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True), default=get_beijing_time, comment="创建时间", DateTime(timezone=True), default=get_beijing_time, comment="创建时间",
) )