47 lines
1.5 KiB
Python
47 lines
1.5 KiB
Python
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"""categories and channel_categories
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Revision ID: 0003_categories
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Revises: 0002_oauth_channels
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Create Date: 2026-09-16
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"""
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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 = "0003_categories"
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down_revision: Union[str, None] = "0002_oauth_channels"
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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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op.create_table(
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"categories",
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sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
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sa.Column("name", sa.String(length=255), nullable=False),
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sa.Column("slug", sa.String(length=255), nullable=False),
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sa.Column("sort_order", sa.Integer(), nullable=False, server_default="0"),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.UniqueConstraint("name", name="uq_categories_name"),
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sa.UniqueConstraint("slug", name="uq_categories_slug"),
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)
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op.create_table(
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"channel_categories",
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sa.Column("channel_id", sa.Integer(), sa.ForeignKey("channels.id"), primary_key=True),
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sa.Column(
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"category_id",
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sa.Integer(),
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sa.ForeignKey("categories.id", ondelete="CASCADE"),
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primary_key=True,
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),
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)
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def downgrade() -> None:
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op.drop_table("channel_categories")
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op.drop_table("categories")
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