48 lines
2.0 KiB
Python
48 lines
2.0 KiB
Python
"""Модели задач (трекера)."""
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from datetime import date, datetime
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from sqlalchemy import Date, DateTime, ForeignKey, String, Text, func
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.db.session import Base
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from app.models.enums import RoleCode, TaskPriority, TaskStatus
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from app.models.types import enum_col
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class Task(Base):
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__tablename__ = "tasks"
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id: Mapped[int] = mapped_column(primary_key=True)
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title: Mapped[str] = mapped_column(String(300))
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description: Mapped[str | None] = mapped_column(Text)
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due_date: Mapped[date | None] = mapped_column(Date)
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priority: Mapped[TaskPriority] = mapped_column(
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enum_col(TaskPriority), default=TaskPriority.MEDIUM
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)
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status: Mapped[TaskStatus] = mapped_column(
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enum_col(TaskStatus), default=TaskStatus.NEW
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)
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region_id: Mapped[int | None] = mapped_column(ForeignKey("regions.id"))
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assignee_user_id: Mapped[int | None] = mapped_column(ForeignKey("users.id"))
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assignee_role: Mapped[RoleCode | None] = mapped_column(enum_col(RoleCode))
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created_by: Mapped[int | None] = mapped_column(ForeignKey("users.id"))
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deleted_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
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created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
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updated_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), server_default=func.now(), onupdate=func.now()
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)
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comments: Mapped[list["TaskComment"]] = relationship(back_populates="task")
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class TaskComment(Base):
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__tablename__ = "task_comments"
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id: Mapped[int] = mapped_column(primary_key=True)
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task_id: Mapped[int] = mapped_column(ForeignKey("tasks.id", ondelete="CASCADE"))
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author_id: Mapped[int | None] = mapped_column(ForeignKey("users.id"))
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body: Mapped[str] = mapped_column(Text)
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created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
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task: Mapped[Task] = relationship(back_populates="comments")
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