"""daily_challenge: add last_day_streak

Revision ID: 178873984b22
Revises: 5b76689f6e4b
Create Date: 2025-08-22 13:34:31.282236

"""

from __future__ import annotations

from collections.abc import Sequence

from alembic import op
import sqlalchemy as sa

# revision identifiers, used by Alembic.
revision: str = "178873984b22"
down_revision: str | Sequence[str] | None = "5b76689f6e4b"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    """Upgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column(
        "daily_challenge_stats",
        "last_update",
        new_column_name="last_day_streak",
        existing_type=sa.DateTime(),
        nullable=True,
    )
    op.add_column("daily_challenge_stats", sa.Column("last_update", sa.DateTime(), nullable=True))
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_column(
        "daily_challenge_stats",
        "last_update",
        existing_type=sa.DateTime(),
        nullable=True,
    )
    op.alter_column("daily_challenge_stats", "last_day_streak", new_column_name="last_update")
    # ### end Alembic commands ###