"""Adding the ability to specify certificate replacements

Revision ID: 33de094da890
Revises: ed422fc58ba
Create Date: 2015-11-30 15:40:19.827272

"""

# revision identifiers, used by Alembic.
revision = "33de094da890"
down_revision = None

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


def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table(
        "certificate_replacement_associations",
        sa.Column("replaced_certificate_id", sa.Integer(), nullable=True),
        sa.Column("certificate_id", sa.Integer(), nullable=True),
        sa.ForeignKeyConstraint(
            ["certificate_id"], ["certificates.id"], ondelete="cascade"
        ),
        sa.ForeignKeyConstraint(
            ["replaced_certificate_id"], ["certificates.id"], ondelete="cascade"
        ),
    )
    ### end Alembic commands ###


def downgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.drop_table("certificate_replacement_associations")
    ### end Alembic commands ###