"""make_user_history_optional

Revision ID: d9be27212164
Revises: eac75edb274a
Create Date: 2020-07-30 09:28:11.825391

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

# revision identifiers, used by Alembic.
revision = 'd9be27212164'
down_revision = 'eac75edb274a'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('GRASProject', 'updated_at',
               existing_type=postgresql.TIMESTAMP(timezone=True),
               nullable=False,
               existing_server_default=sa.text('CURRENT_TIMESTAMP'))
    op.alter_column('GRASProjectArtist', 'type',
               existing_type=sa.INTEGER(),
               type_=sa.BigInteger(),
               existing_nullable=False)
    op.alter_column('ProjectHistoryItem', 'user_id',
               existing_type=sa.INTEGER(),
               nullable=True)
    op.alter_column('ProjectTargetItem', 'entity_type',
               existing_type=sa.BIGINT(),
               nullable=False)
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('ProjectTargetItem', 'entity_type',
               existing_type=sa.BIGINT(),
               nullable=True)
    op.alter_column('ProjectHistoryItem', 'user_id',
               existing_type=sa.INTEGER(),
               nullable=False)
    op.alter_column('GRASProjectArtist', 'type',
               existing_type=sa.BigInteger(),
               type_=sa.INTEGER(),
               existing_nullable=False)
    op.alter_column('GRASProject', 'updated_at',
               existing_type=postgresql.TIMESTAMP(timezone=True),
               nullable=True,
               existing_server_default=sa.text('CURRENT_TIMESTAMP'))
    # ### end Alembic commands ###