"""allow vision to be nullable

Revision ID: 9159293e4f30
Revises: e04bee35feab
Create Date: 2024-04-08 10:50:21.447942

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql

# revision identifiers, used by Alembic.
revision: str = '9159293e4f30'
down_revision: Union[str, None] = 'e04bee35feab'
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.alter_column('attachments', 'vision',
               existing_type=postgresql.JSON(astext_type=sa.Text()),
               nullable=True)
    op.drop_column('attachments', 'attributes')
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('attachments', sa.Column('attributes', postgresql.JSON(astext_type=sa.Text()), autoincrement=False, nullable=False))
    op.alter_column('attachments', 'vision',
               existing_type=postgresql.JSON(astext_type=sa.Text()),
               nullable=False)
    # ### end Alembic commands ###