"""

Revision ID: 0277_consent_to_research_null
Revises: 0266_user_folder_perms_table
Create Date: 2019-03-01 13:47:15.720238

"""

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

revision = "0277_consent_to_research_null"
down_revision = "0266_user_folder_perms_table"


def upgrade():
    op.alter_column(
        "services",
        "consent_to_research",
        existing_type=sa.BOOLEAN(),
        nullable=True,
        server_default=sa.null(),
    )
    op.alter_column(
        "services_history",
        "consent_to_research",
        existing_type=sa.BOOLEAN(),
        nullable=True,
        server_default=sa.null(),
    )
    op.execute(
        """
        UPDATE
            services
        SET
            consent_to_research = null
    """
    )
    op.execute(
        """
        UPDATE
            services_history
        SET
            consent_to_research = null
    """
    )


def downgrade():
    op.execute(
        """
        UPDATE
            services
        SET
            consent_to_research = false
    """
    )
    op.execute(
        """
        UPDATE
            services_history
        SET
            consent_to_research = false
    """
    )
    op.alter_column(
        "services_history",
        "consent_to_research",
        existing_type=sa.BOOLEAN(),
        nullable=False,
        server_default=sa.false(),
    )
    op.alter_column(
        "services",
        "consent_to_research",
        existing_type=sa.BOOLEAN(),
        nullable=False,
        server_default=sa.false(),
    )