36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
from datetime import datetime
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from sqlalchemy import DateTime, ForeignKey, Integer
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from sqlalchemy.orm import Mapped, mapped_column
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from sqlalchemy.sql import func
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class BaseTimestampMixin:
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"""Mixin for basic timestamp fields (no soft delete)"""
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created_at: Mapped[datetime] = mapped_column(
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DateTime, nullable=False, server_default=func.now()
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)
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updated_at: Mapped[datetime] = mapped_column(
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DateTime, nullable=False, server_default=func.now(), onupdate=func.now()
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)
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class TimestampMixin(BaseTimestampMixin):
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"""Mixin for common timestamp fields including soft delete"""
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deleted_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
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class TenantScopedMixin:
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"""Mixin for tenant and company scoped entities"""
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tenant_id: Mapped[int] = mapped_column(Integer, ForeignKey("core.tenants.id"), nullable=False, index=True)
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company_id: Mapped[int] = mapped_column(Integer, ForeignKey("a76.company.id"), nullable=False, index=True)
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class PedimentoRelatedMixin(TenantScopedMixin):
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"""Mixin for entities related to pedimentos"""
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pedimento_id: Mapped[int] = mapped_column(Integer, nullable=False)
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