"""add campaign_period_comparisons table

Revision ID: f2a9b7c34d18
Revises: c8f5e4b13d26
Create Date: 2026-08-03
"""

from typing import Sequence, Union

import sqlalchemy as sa
import sqlmodel  # noqa: F401
from alembic import op

revision: str = "f2a9b7c34d18"
down_revision: Union[str, Sequence[str], None] = "c8f5e4b13d26"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table(
        "campaign_period_comparisons",
        sa.Column("id", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
        sa.Column("campaign_id", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
        sa.Column("baseline_campaign_id", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
        sa.Column("status", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
        sa.Column("result", sqlmodel.sql.sqltypes.AutoString(), nullable=True),
        sa.Column("model_config_id", sqlmodel.sql.sqltypes.AutoString(), nullable=True),
        sa.Column("error", sqlmodel.sql.sqltypes.AutoString(), nullable=True),
        sa.Column("triggered_by", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
        sa.Column("created_at", sa.DateTime(), nullable=True),
        sa.Column("updated_at", sa.DateTime(), nullable=True),
        sa.PrimaryKeyConstraint("id"),
        sa.UniqueConstraint("campaign_id", name="uq_campaign_period_comparisons_campaign_id"),
    )
    op.create_index(
        "ix_campaign_period_comparisons_campaign_id",
        "campaign_period_comparisons",
        ["campaign_id"],
    )
    op.create_index(
        "ix_campaign_period_comparisons_baseline_campaign_id",
        "campaign_period_comparisons",
        ["baseline_campaign_id"],
    )


def downgrade() -> None:
    op.drop_index("ix_campaign_period_comparisons_baseline_campaign_id")
    op.drop_index("ix_campaign_period_comparisons_campaign_id")
    op.drop_table("campaign_period_comparisons")