"""user_add_discord_id

Revision ID: 39d94b1c082b
Revises: c1d7ddb101a1
Create Date: 2019-04-25 07:07:10.028304

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '39d94b1c082b'
down_revision = 'c1d7ddb101a1'
branch_labels = None
depends_on = None


def upgrade():
    op.add_column('user', sa.Column('discord_id', sa.BigInteger(), nullable=True))
    op.create_unique_constraint(op.f('uq_user_discord_id'), 'user', ['discord_id'])


def downgrade():
    op.drop_constraint(op.f('uq_user_discord_id'), 'user', type_='unique')
    op.drop_column('user', 'discord_id')