48 lines
1.2 KiB
Python
48 lines
1.2 KiB
Python
"""Add deleted_at column to core tables that don't have it yet.
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Revision ID: 0012_soft_delete
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Revises: 0011_attachments
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Create Date: 2026-07-04
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"""
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from __future__ import annotations
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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revision: str = "0012_soft_delete"
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down_revision: Union[str, None] = "0011_attachments"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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# Core tables that need deleted_at added
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# Excludes: audit_log (immutable), deletion_log (already has it),
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# tenants (top-level), user_tenants (join table with cascade delete)
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TABLES_NEEDING_SOFT_DELETE = [
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"users",
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"roles",
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"sessions",
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"notifications",
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"ai_conversations",
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"ai_messages",
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"workflows",
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"workflow_instances",
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"workflow_step_history",
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"company_contacts",
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]
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def upgrade() -> None:
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for table_name in TABLES_NEEDING_SOFT_DELETE:
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op.add_column(
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table_name,
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sa.Column("deleted_at", sa.DateTime(timezone=True), nullable=True),
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)
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def downgrade() -> None:
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for table_name in reversed(TABLES_NEEDING_SOFT_DELETE):
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op.drop_column(table_name, "deleted_at")
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