"""20251117114804

Revision ID: fda52b5e7c38
Revises: 2a82ee37b707
Create Date: 2025-11-17 11:48:05.399402

"""
from typing import Sequence, Union

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

# revision identifiers, used by Alembic.
revision: str = 'fda52b5e7c38'
down_revision: Union[str, None] = '2a82ee37b707'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    # 使用 IF EXISTS 避免表不存在时报错
    op.execute('DROP TABLE IF EXISTS mappings_copy1')
    op.execute('DROP TABLE IF EXISTS mappings')
    op.add_column('agent_configs', sa.Column('knowledge_retrieval', postgresql.JSON(astext_type=sa.Text()), nullable=True, comment='知识库检索配置'))
    op.add_column('agent_configs', sa.Column('memory', postgresql.JSON(astext_type=sa.Text()), nullable=True, comment='记忆配置'))
    op.add_column('agent_configs', sa.Column('variables', postgresql.JSON(astext_type=sa.Text()), nullable=True, comment='变量配置'))
    op.add_column('agent_configs', sa.Column('tools', postgresql.JSON(astext_type=sa.Text()), nullable=True, comment='工具配置'))
    op.alter_column('agent_configs', 'system_prompt',
               existing_type=sa.TEXT(),
               comment='系统提示词',
               existing_nullable=True)
    op.alter_column('agent_configs', 'default_model_config_id',
               existing_type=sa.UUID(),
               comment='默认模型配置ID',
               existing_nullable=True)
    op.drop_column('agent_configs', 'conversation_prefs')
    op.drop_column('agent_configs', 'memory_strategy')
    op.drop_column('agent_configs', 'tools_config')
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('agent_configs', sa.Column('tools_config', postgresql.JSON(astext_type=sa.Text()), autoincrement=False, nullable=True))
    op.add_column('agent_configs', sa.Column('memory_strategy', sa.VARCHAR(), autoincrement=False, nullable=True))
    op.add_column('agent_configs', sa.Column('conversation_prefs', postgresql.JSON(astext_type=sa.Text()), autoincrement=False, nullable=True))
    op.alter_column('agent_configs', 'default_model_config_id',
               existing_type=sa.UUID(),
               comment=None,
               existing_comment='默认模型配置ID',
               existing_nullable=True)
    op.alter_column('agent_configs', 'system_prompt',
               existing_type=sa.TEXT(),
               comment=None,
               existing_comment='系统提示词',
               existing_nullable=True)
    op.drop_column('agent_configs', 'tools')
    op.drop_column('agent_configs', 'variables')
    op.drop_column('agent_configs', 'memory')
    op.drop_column('agent_configs', 'knowledge_retrieval')
    op.create_table('mappings',
    sa.Column('app_id', sa.UUID(), autoincrement=False, nullable=False),
    sa.Column('host_id', sa.UUID(), autoincrement=False, nullable=False),
    sa.Column('other_id', sa.UUID(), autoincrement=False, nullable=False),
    sa.Column('other_name', sa.VARCHAR(length=255), autoincrement=False, nullable=True),
    sa.Column('other_address', sa.VARCHAR(length=255), autoincrement=False, nullable=True),
    sa.Column('created_at', postgresql.TIMESTAMP(precision=6), server_default=sa.text('CURRENT_TIMESTAMP'), autoincrement=False, nullable=True),
    sa.Column('updated_at', postgresql.TIMESTAMP(precision=6), server_default=sa.text('CURRENT_TIMESTAMP'), autoincrement=False, nullable=True),
    sa.ForeignKeyConstraint(['app_id'], ['apps.id'], name=op.f('app_id')),
    sa.PrimaryKeyConstraint('app_id', 'host_id', 'other_id', name=op.f('mapping_pkey'))
    )
    op.create_table('mappings_copy1',
    sa.Column('app_id', sa.UUID(), autoincrement=False, nullable=False),
    sa.Column('host_id', sa.UUID(), autoincrement=False, nullable=False),
    sa.Column('other_id', sa.UUID(), autoincrement=False, nullable=False),
    sa.Column('other_name', sa.VARCHAR(length=255), autoincrement=False, nullable=True),
    sa.Column('other_address', sa.VARCHAR(length=255), autoincrement=False, nullable=True),
    sa.Column('created_at', postgresql.TIMESTAMP(precision=6), server_default=sa.text('CURRENT_TIMESTAMP'), autoincrement=False, nullable=True),
    sa.Column('updated_at', postgresql.TIMESTAMP(precision=6), server_default=sa.text('CURRENT_TIMESTAMP'), autoincrement=False, nullable=True),
    sa.ForeignKeyConstraint(['app_id'], ['apps.id'], name=op.f('mappings_copy1_app_id_fkey')),
    sa.PrimaryKeyConstraint('app_id', 'host_id', 'other_id', name=op.f('mappings_copy1_pkey'))
    )
    # ### end Alembic commands ###