33 lines
1.2 KiB
Python
33 lines
1.2 KiB
Python
from __future__ import annotations
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from datetime import datetime
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from sqlalchemy import DateTime, ForeignKey, Index, String, text
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from sqlalchemy.orm import Mapped, mapped_column
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from app.models.base import Base, TimestampMixin
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class TeamManagerHistory(Base, TimestampMixin):
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__tablename__ = "team_manager_history"
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__table_args__ = (
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Index("ix_team_manager_history_team_time", "team_id", "started_at", "ended_at"),
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Index("ix_team_manager_history_manager_time", "manager_user_id", "started_at", "ended_at"),
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Index(
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"uq_team_manager_history_current",
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"team_id",
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unique=True,
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postgresql_where=text("ended_at IS NULL"),
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),
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)
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id: Mapped[str] = mapped_column(String(32), primary_key=True)
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team_id: Mapped[str] = mapped_column(
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String(32), ForeignKey("teams.id", ondelete="RESTRICT"), nullable=False
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)
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manager_user_id: Mapped[str] = mapped_column(
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String(32), ForeignKey("users.id", ondelete="RESTRICT"), nullable=False
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)
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started_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False)
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ended_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
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