57 lines
2.2 KiB
Python
57 lines
2.2 KiB
Python
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"""VK catalog tables (albums + products)
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Revision ID: 0004
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Revises: 0003
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Create Date: 2026-05-01
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"""
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from typing import Sequence, Union
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import sqlalchemy as sa
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from alembic import op
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revision: str = "0004"
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down_revision: Union[str, None] = "0003"
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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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"vk_cached_albums",
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sa.Column("id", sa.Integer, primary_key=True, autoincrement=True),
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sa.Column("user_id", sa.Integer, sa.ForeignKey("users.id", ondelete="CASCADE"), nullable=False),
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sa.Column("vk_group_id", sa.String(50), nullable=False),
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sa.Column("album_id", sa.String(50), nullable=False),
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sa.Column("title", sa.String(255), nullable=False),
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sa.Column("count", sa.Integer, nullable=True),
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sa.Column("fetched_at", sa.DateTime, nullable=False),
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sa.UniqueConstraint("user_id", "vk_group_id", "album_id", name="uq_vk_cached_albums"),
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)
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op.create_index("ix_vk_cached_albums_user_group", "vk_cached_albums", ["user_id", "vk_group_id"])
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op.create_table(
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"vk_cached_products",
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sa.Column("id", sa.Integer, primary_key=True, autoincrement=True),
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sa.Column("user_id", sa.Integer, sa.ForeignKey("users.id", ondelete="CASCADE"), nullable=False),
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sa.Column("vk_group_id", sa.String(50), nullable=False),
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sa.Column("vk_product_id", sa.String(50), nullable=False),
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sa.Column("album_id", sa.String(50), nullable=True),
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sa.Column("name", sa.String(255), nullable=False),
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sa.Column("description", sa.Text, nullable=True),
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sa.Column("price", sa.Numeric(12, 2), nullable=True),
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sa.Column("availability", sa.Integer, nullable=True),
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sa.Column("thumb_url", sa.String(1024), nullable=True),
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sa.Column("fetched_at", sa.DateTime, nullable=False),
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sa.UniqueConstraint("user_id", "vk_group_id", "vk_product_id", name="uq_vk_cached_products"),
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)
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op.create_index(
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"ix_vk_cached_products_user_group_album",
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"vk_cached_products", ["user_id", "vk_group_id", "album_id"],
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)
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def downgrade() -> None:
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op.drop_table("vk_cached_products")
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op.drop_table("vk_cached_albums")
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