chore: fork from IRIS track 供 LICA 部门独立运行
- 复制来源: /home/yueli/track @ 192c8ee (feature/ai-audit-update) - 组织隔离目标: LICA - 端口规划: 前端 8030 / 后端 8031 / 数据库 8032 - 已排除 deploy.sh、deploy_full.sh、docker-compose.prod.yml（IRIS 生产发布脚本） - 已排除工作区未提交改动，取干净的 192c8ee 状态
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124
backend/app/models/task.py
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124
backend/app/models/task.py
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"""任务模型 — 支持无限嵌套、任务裂变分支、返工闭环"""
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import uuid
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from datetime import datetime
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from sqlalchemy import String, DateTime, Boolean, ForeignKey
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from sqlalchemy.dialects.postgresql import UUID
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.models.base import Base
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from app.core.time_utils import get_beijing_time
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# 任务状态常量
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TASK_STATUS_PENDING = "PENDING" # 待接收
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TASK_STATUS_WIP = "WIP" # 进行中
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TASK_STATUS_COMPLETED = "COMPLETED" # 已完成
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TASK_STATUS_REJECTED = "REJECTED" # 已驳回
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TASK_STATUS_ARCHIVED = "ARCHIVED" # 已入库
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TASK_STATUS_CANCELED = "CANCELED" # 已撤回/已作废
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class Task(Base):
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__tablename__ = "tasks"
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id: Mapped[uuid.UUID] = mapped_column(
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UUID(as_uuid=True), primary_key=True, default=uuid.uuid4,
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)
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# ---- 物理外键（关联本库 products） ----
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product_id: Mapped[uuid.UUID] = mapped_column(
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UUID(as_uuid=True), ForeignKey("products.id"), nullable=False, comment="所属产品ID",
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)
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# ---- 物理外键（自引用：无限嵌套父子任务 / 裂变分支） ----
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parent_task_id: Mapped[uuid.UUID | None] = mapped_column(
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UUID(as_uuid=True), ForeignKey("tasks.id"), nullable=True, index=True, comment="父任务ID(用于任务裂变树)",
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)
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task_name: Mapped[str] = mapped_column(
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String(200), nullable=False, comment="任务名称",
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)
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# ---- 逻辑外键（关联老系统用户表，仅存储 ID，无物理约束） ----
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assignee_id: Mapped[str | None] = mapped_column(
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String(64), nullable=True, comment="负责人ID(逻辑外键→老系统)",
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)
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status: Mapped[str] = mapped_column(
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String(50), nullable=False, default=TASK_STATUS_PENDING,
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comment="任务状态: PENDING(待接收) | WIP(进行中) | COMPLETED(已完成) | REJECTED(已驳回) | ARCHIVED(已入库)",
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)
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notify_parent_on_complete: Mapped[bool] = mapped_column(
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Boolean, default=False, comment="完成后是否通知父任务",
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)
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# ---- 时间追踪 ----
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), default=get_beijing_time, comment="创建时间",
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)
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received_at: Mapped[datetime | None] = mapped_column(
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DateTime(timezone=True), nullable=True, comment="操作员确认接收时间",
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)
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completed_at: Mapped[datetime | None] = mapped_column(
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DateTime(timezone=True), nullable=True, comment="任务完工转交时间",
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)
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# ---- 驳回/返工 ----
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reject_reason: Mapped[str | None] = mapped_column(
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String(500), nullable=True, comment="驳回原因",
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)
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is_rework: Mapped[bool] = mapped_column(
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Boolean, default=False, comment="是否为返工任务",
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)
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task_type: Mapped[str | None] = mapped_column(
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String(20), nullable=True, comment="任务派生类型: TRANSFER/SPAWN/RECOVERY/null=历史数据",
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)
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remark: Mapped[str | None] = mapped_column(
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String(2000), nullable=True, comment="任务初始描述/交接备注",
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)
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# ---- 关系 ----
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product: Mapped["Product"] = relationship("Product", lazy="selectin")
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parent_task: Mapped["Task | None"] = relationship(
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"Task", remote_side="Task.id", back_populates="child_tasks", lazy="selectin",
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)
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child_tasks: Mapped[list["Task"]] = relationship(
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"Task", back_populates="parent_task", lazy="selectin",
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order_by="Task.created_at",
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)
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records: Mapped[list["TaskRecord"]] = relationship(
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"TaskRecord", back_populates="task", lazy="selectin", cascade="all, delete-orphan",
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)
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def __repr__(self) -> str:
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return f"<Task {self.task_name}>"
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# ============================================================
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# 任务进度记录 — 随时备注/传图
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# ============================================================
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class TaskRecord(Base):
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__tablename__ = "task_records"
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id: Mapped[int] = mapped_column(
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primary_key=True, autoincrement=True,
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)
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task_id: Mapped[uuid.UUID] = mapped_column(
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UUID(as_uuid=True), ForeignKey("tasks.id"), nullable=False, index=True, comment="所属任务ID",
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)
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remark: Mapped[str | None] = mapped_column(
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String(2000), nullable=True, comment="备注文本",
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)
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images: Mapped[str | None] = mapped_column(
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String(4000), nullable=True, comment="图片URL列表(JSON字符串)",
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)
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), default=get_beijing_time, comment="记录时间",
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)
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# ---- 关系 ----
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task: Mapped["Task"] = relationship("Task", back_populates="records")
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def __repr__(self) -> str:
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return f"<TaskRecord {self.id} @ {self.created_at}>"
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