"""Genres

Revision ID: 9d7a43ac5dfc
Revises: d266fdc61e99
Create Date: 2025-06-25 11:24:30.229418

"""

from typing import Sequence, Union

import sqlalchemy as sa
import sqlmodel
from alembic import op

# revision identifiers, used by Alembic.
revision: str = "9d7a43ac5dfc"
down_revision: Union[str, None] = "d266fdc61e99"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table(
        "genre",
        sa.Column("name", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
        sa.Column("id", sa.Integer(), nullable=False),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index(op.f("ix_genre_id"), "genre", ["id"], unique=False)
    op.create_table(
        "genrebooklink",
        sa.Column("genre_id", sa.Integer(), nullable=False),
        sa.Column("book_id", sa.Integer(), nullable=False),
        sa.ForeignKeyConstraint(
            ["book_id"],
            ["book.id"],
        ),
        sa.ForeignKeyConstraint(
            ["genre_id"],
            ["genre.id"],
        ),
        sa.PrimaryKeyConstraint("genre_id", "book_id"),
    )
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_table("genrebooklink")
    op.drop_index(op.f("ix_genre_id"), table_name="genre")
    op.drop_table("genre")
    # ### end Alembic commands ###
