"""add_knowledge_base

Revision ID: 669c7a8cd5a9
Revises: 96ef20412ffe
Create Date: 2024-05-27 14:24:27.816003

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '669c7a8cd5a9'
down_revision = '96ef20412ffe'
branch_labels = None
depends_on = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('knowledge_base',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.Column('deleted_at', sa.DateTime(), nullable=True),
    sa.Column('cluster_id', sa.String(length=64), nullable=False),
    sa.Column('db_name', sa.String(length=64), nullable=False),
    sa.Column('description', sa.String(length=4096), nullable=False),
    sa.Column('is_default', sa.Boolean(), nullable=False),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_knowledge_base_cluster_id'), 'knowledge_base', ['cluster_id'], unique=False)
    op.add_column('context', sa.Column('description', sa.String(length=4096), nullable=False, server_default=sa.text("''")))
    op.add_column('context', sa.Column('is_default', sa.Boolean(), nullable=False, server_default=sa.text('false')))
    op.add_column('domain_knowledge', sa.Column('knowledge_base_id', sa.Integer(), nullable=False, server_default=sa.text('0')))
    op.create_index(op.f('ix_domain_knowledge_knowledge_base_id'), 'domain_knowledge', ['knowledge_base_id'], unique=False)
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_index(op.f('ix_domain_knowledge_knowledge_base_id'), table_name='domain_knowledge')
    op.drop_column('domain_knowledge', 'knowledge_base_id')
    op.drop_column('context', 'is_default')
    op.drop_column('context', 'description')
    op.drop_index(op.f('ix_knowledge_base_cluster_id'), table_name='knowledge_base')
    op.drop_table('knowledge_base')
    # ### end Alembic commands ###