"""create todos table

Revision ID: 20231031_010000
Revises:
Create Date: 2023-10-31 01:00:00

"""

from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = "20231031_010000"
down_revision: Union[str, None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table(
        "todos",
        sa.Column("id", sa.Integer(), nullable=False),
        sa.Column("title", sa.String(), nullable=False),
        sa.Column("description", sa.String(), nullable=True),
        sa.Column(
            "completed", sa.Boolean(), server_default=sa.text("0"), nullable=False
        ),
        sa.Column(
            "created_at",
            sa.DateTime(timezone=True),
            server_default=sa.text("(CURRENT_TIMESTAMP)"),
            nullable=True,
        ),
        sa.Column(
            "updated_at",
            sa.DateTime(timezone=True),
            server_default=sa.text("(CURRENT_TIMESTAMP)"),
            nullable=True,
        ),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index(op.f("ix_todos_id"), "todos", ["id"], unique=False)


def downgrade() -> None:
    op.drop_index(op.f("ix_todos_id"), table_name="todos")
    op.drop_table("todos")