"""empty message

Revision ID: 0089_govuk_sms_sender
Revises: 0088_add_schedule_serv_perm
Create Date: 2017-05-22 13:46:09.584801

"""

# revision identifiers, used by Alembic.
revision = "0089_govuk_sms_sender"
down_revision = "0088_add_schedule_serv_perm"

from alembic import op


def upgrade():
    op.execute("UPDATE services SET sms_sender = 'GOVUK' where sms_sender is null")
    op.execute(
        "UPDATE services_history SET sms_sender = 'GOVUK' where sms_sender is null"
    )
    op.alter_column("services", "sms_sender", nullable=False)
    op.alter_column("services_history", "sms_sender", nullable=False)


def downgrade():
    op.alter_column("services_history", "sms_sender", nullable=True)
    op.alter_column("services", "sms_sender", nullable=True)