"""fix_nullable_send_time

Revision ID: 596121a6a2bc
Revises: 76f559337a4a
Create Date: 2023-08-06 09:45:00.639402

"""

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

# revision identifiers, used by Alembic.
revision = "596121a6a2bc"
down_revision = "76f559337a4a"
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column(
        "sms",
        "send_time",
        existing_type=postgresql.TIMESTAMP(timezone=True),
        nullable=True,
    )
    op.alter_column("volunteers", "surname", existing_type=sa.VARCHAR(length=128), nullable=True)
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column("volunteers", "surname", existing_type=sa.VARCHAR(length=128), nullable=False)
    op.alter_column(
        "sms",
        "send_time",
        existing_type=postgresql.TIMESTAMP(timezone=True),
        nullable=False,
    )
    # ### end Alembic commands ###