"""Add challenge proposals support

Revision ID: 011_add_challenge_proposals
Revises: 010_add_telegram_profile
Create Date: 2024-12-18

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = '011_add_challenge_proposals'
down_revision: Union[str, None] = '010_add_telegram_profile'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.add_column('challenges', sa.Column('proposed_by_id', sa.Integer(), sa.ForeignKey('users.id'), nullable=True))
    op.add_column('challenges', sa.Column('status', sa.String(20), server_default='approved', nullable=False))


def downgrade() -> None:
    op.drop_column('challenges', 'status')
    op.drop_column('challenges', 'proposed_by_id')