"""'depended_tasks'

Revision ID: b6546b27cb4f
Revises: a70598588c69
Create Date: 2022-04-12 06:53:59.679018

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = 'b6546b27cb4f'
down_revision = 'a70598588c69'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('cmf_task_cmf_task',
    sa.Column('id', sa.String(length=64), nullable=False),
    sa.Column('parent_id', sa.String(length=64), nullable=True),
    sa.Column('root_id', sa.String(length=64), nullable=True),
    sa.Column('description', sa.String(length=4096), nullable=True),
    sa.Column('left_id', sa.String(length=64), nullable=True),
    sa.Column('right_id', sa.String(length=64), nullable=True),
    sa.Column('left_name_cache', sa.String(length=256), nullable=True),
    sa.Column('right_name_cache', sa.String(length=256), nullable=True),
    sa.ForeignKeyConstraint(['left_id'], ['cmf_task.id'], ),
    sa.ForeignKeyConstraint(['right_id'], ['cmf_task.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_cmf_task_cmf_task_left_id'), 'cmf_task_cmf_task', ['left_id'], unique=False)
    op.create_index(op.f('ix_cmf_task_cmf_task_parent_id'), 'cmf_task_cmf_task', ['parent_id'], unique=False)
    op.create_index(op.f('ix_cmf_task_cmf_task_right_id'), 'cmf_task_cmf_task', ['right_id'], unique=False)
    op.create_index(op.f('ix_cmf_task_cmf_task_root_id'), 'cmf_task_cmf_task', ['root_id'], unique=False)
    op.add_column('cmf_task', sa.Column('parent_task_id', sa.String(length=64), nullable=True))
    op.create_index(op.f('ix_cmf_task_parent_task_id'), 'cmf_task', ['parent_task_id'], unique=False)
    op.create_foreign_key(None, 'cmf_task', 'cmf_task', ['parent_task_id'], ['id'])
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_constraint(None, 'cmf_task', type_='foreignkey')
    op.drop_index(op.f('ix_cmf_task_parent_task_id'), table_name='cmf_task')
    op.drop_column('cmf_task', 'parent_task_id')
    op.drop_index(op.f('ix_cmf_task_cmf_task_root_id'), table_name='cmf_task_cmf_task')
    op.drop_index(op.f('ix_cmf_task_cmf_task_right_id'), table_name='cmf_task_cmf_task')
    op.drop_index(op.f('ix_cmf_task_cmf_task_parent_id'), table_name='cmf_task_cmf_task')
    op.drop_index(op.f('ix_cmf_task_cmf_task_left_id'), table_name='cmf_task_cmf_task')
    op.drop_table('cmf_task_cmf_task')
    # ### end Alembic commands ###