"""Webmention notifications

Revision ID: 8ae9fc9ac88c
Revises: 2b51ae7047cb
Create Date: 2022-07-19 21:09:04.786032

"""
import sqlalchemy as sa

from alembic import op

# revision identifiers, used by Alembic.
revision = '8ae9fc9ac88c'
down_revision = '2b51ae7047cb'
branch_labels = None
depends_on = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('notifications', schema=None) as batch_op:
        batch_op.add_column(sa.Column('webmention_id', sa.Integer(), nullable=True))
        batch_op.create_foreign_key('fk_webmention_id', 'webmention', ['webmention_id'], ['id'])

    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('notifications', schema=None) as batch_op:
        batch_op.drop_constraint('fk_webmention_id', type_='foreignkey')
        batch_op.drop_column('webmention_id')

    # ### end Alembic commands ###