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49 lines
1.4 KiB
Python
49 lines
1.4 KiB
Python
"""Adding title to bookings.
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Revision ID: 0005_adding_title_to_bookings
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Revises: 0004_add_start_end_check_constraint
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Create Date: 2025-08-28 09:13:48.549322
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"""
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from typing import Sequence
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from typing import Union
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import sqlalchemy as sa
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from alembic import op
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# revision identifiers, used by Alembic.
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revision: str = "0005"
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down_revision: Union[str, Sequence[str], None] = "0004"
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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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def upgrade() -> None:
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"""Upgrade schema."""
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# ### commands auto generated by Alembic - please adjust! ###
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# Only add the column if it does not already exist
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from sqlalchemy import inspect
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bind = op.get_bind()
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inspector = inspect(bind)
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columns = [col["name"] for col in inspector.get_columns("bookings")]
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if "title" not in columns:
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op.add_column("bookings", sa.Column("title", sa.String(), nullable=True))
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op.drop_constraint(op.f("uq_invitees_booking_user"), "invitees", type_="unique")
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# ### end Alembic commands ###
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def downgrade() -> None:
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"""Downgrade schema."""
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# ### commands auto generated by Alembic - please adjust! ###
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op.create_unique_constraint(
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op.f("uq_invitees_booking_user"),
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"invitees",
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["booking_id", "user_email"],
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postgresql_nulls_not_distinct=False,
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)
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op.drop_column("bookings", "title")
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# ### end Alembic commands ###
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