"""create environment_roles table

Revision ID: c1d074288e99
Revises: 06aa23166ca9
Create Date: 2018-09-06 13:40:12.332241

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

# revision identifiers, used by Alembic.
revision = 'c1d074288e99'
down_revision = '06aa23166ca9'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('environment_roles',
    sa.Column('id', postgresql.UUID(as_uuid=True), server_default=sa.text('uuid_generate_v4()'), nullable=False),
    sa.Column('environment_id', postgresql.UUID(as_uuid=True), nullable=True),
    sa.Column('role', sa.String(), nullable=True),
    sa.Column('user_id', postgresql.UUID(as_uuid=True), nullable=True),
    sa.ForeignKeyConstraint(['environment_id'], ['environments.id'], ),
    sa.ForeignKeyConstraint(['user_id'], ['users.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index('environments_role_user_environment', 'environment_roles', ['user_id', 'environment_id'], unique=True)
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_index('environments_role_user_environment', table_name='environment_roles')
    op.drop_table('environment_roles')
    # ### end Alembic commands ###