"""operational user credentials

Revision ID: b7c7b536df85
Revises: 799d8800e241
"""

from alembic import op
import sqlalchemy as sa

revision = "b7c7b536df85"
down_revision = "799d8800e241"
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.add_column("users", sa.Column("email", sa.String(length=320), nullable=True))
    op.add_column("users", sa.Column("password_hash", sa.String(length=512), nullable=True))
    op.create_unique_constraint("uq_users_email", "users", ["email"])


def downgrade() -> None:
    op.drop_constraint("uq_users_email", "users", type_="unique")
    op.drop_column("users", "password_hash")
    op.drop_column("users", "email")