46 lines
1.7 KiB
Python
46 lines
1.7 KiB
Python
"""add pmflow changeset committer
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Revision ID: 20260505_add_pmflow_changeset_committer
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Revises: 20260503_add_pmflow_ai_feedback_events
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Create Date: 2026-05-05
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"""
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from __future__ import annotations
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from alembic import op
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import sqlalchemy as sa
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revision = "20260505_add_pmflow_changeset_committer"
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down_revision = "20260503_add_pmflow_ai_feedback_events"
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branch_labels = None
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depends_on = None
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def _column_exists(bind, table_name: str, column_name: str) -> bool:
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if not sa.inspect(bind).has_table(table_name):
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return False
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return any(column["name"] == column_name for column in sa.inspect(bind).get_columns(table_name))
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def _index_exists(bind, table_name: str, index_name: str) -> bool:
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if not sa.inspect(bind).has_table(table_name):
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return False
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return any(index["name"] == index_name for index in sa.inspect(bind).get_indexes(table_name))
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def upgrade() -> None:
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bind = op.get_bind()
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if not _column_exists(bind, "pmflow_change_sets", "committed_by"):
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op.add_column("pmflow_change_sets", sa.Column("committed_by", sa.BigInteger(), sa.ForeignKey("users.id"), nullable=True))
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if not _index_exists(bind, "pmflow_change_sets", "ix_pmflow_change_sets_committed_by"):
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op.create_index("ix_pmflow_change_sets_committed_by", "pmflow_change_sets", ["committed_by"], unique=False)
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def downgrade() -> None:
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bind = op.get_bind()
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if _index_exists(bind, "pmflow_change_sets", "ix_pmflow_change_sets_committed_by"):
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op.drop_index("ix_pmflow_change_sets_committed_by", table_name="pmflow_change_sets")
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if _column_exists(bind, "pmflow_change_sets", "committed_by"):
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op.drop_column("pmflow_change_sets", "committed_by")
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