"""Initial migration

Revision ID: 424646027786
Revises: 
Create Date: 2025-12-16 09:56:45.172954

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = '424646027786'
down_revision: Union[str, Sequence[str], None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('agent_configs',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('enabled_tools', sa.JSON(), nullable=False),
    sa.Column('max_iterations', sa.Integer(), nullable=False),
    sa.Column('temperature', sa.String(length=10), nullable=False),
    sa.Column('system_message', sa.Text(), nullable=True),
    sa.Column('verbose', sa.Boolean(), nullable=False),
    sa.Column('model_name', sa.String(length=100), nullable=False),
    sa.Column('max_tokens', sa.Integer(), nullable=False),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('is_default', sa.Boolean(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.Column('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_agent_configs'))
    )
    op.create_index(op.f('ix_agent_configs_id'), 'agent_configs', ['id'], unique=False)
    op.create_index(op.f('ix_agent_configs_name'), 'agent_configs', ['name'], unique=False)
    op.create_table('conversations',
    sa.Column('title', sa.String(length=200), nullable=False),
    sa.Column('user_id', sa.Integer(), nullable=False),
    sa.Column('knowledge_base_id', sa.Integer(), nullable=True),
    sa.Column('system_prompt', sa.Text(), nullable=True),
    sa.Column('model_name', sa.String(length=100), nullable=False),
    sa.Column('temperature', sa.String(length=10), nullable=False),
    sa.Column('max_tokens', sa.Integer(), nullable=False),
    sa.Column('is_archived', sa.Boolean(), nullable=False),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_conversations'))
    )
    op.create_index(op.f('ix_conversations_id'), 'conversations', ['id'], unique=False)
    op.create_table('database_configs',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('db_type', sa.String(length=20), nullable=False),
    sa.Column('host', sa.String(length=255), nullable=False),
    sa.Column('port', sa.Integer(), nullable=False),
    sa.Column('database', sa.String(length=100), nullable=False),
    sa.Column('username', sa.String(length=100), nullable=False),
    sa.Column('password', sa.Text(), nullable=False),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('is_default', sa.Boolean(), nullable=False),
    sa.Column('connection_params', sa.JSON(), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.Column('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_database_configs')),
    sa.UniqueConstraint('db_type', name=op.f('uq_database_configs_db_type'))
    )
    op.create_index(op.f('ix_database_configs_id'), 'database_configs', ['id'], unique=False)
    op.create_table('documents',
    sa.Column('knowledge_base_id', sa.Integer(), nullable=False),
    sa.Column('filename', sa.String(length=255), nullable=False),
    sa.Column('original_filename', sa.String(length=255), nullable=False),
    sa.Column('file_path', sa.String(length=500), nullable=False),
    sa.Column('file_size', sa.Integer(), nullable=False),
    sa.Column('file_type', sa.String(length=50), nullable=False),
    sa.Column('mime_type', sa.String(length=100), nullable=True),
    sa.Column('is_processed', sa.Boolean(), nullable=False),
    sa.Column('processing_error', sa.Text(), nullable=True),
    sa.Column('content', sa.Text(), nullable=True),
    sa.Column('doc_metadata', sa.JSON(), nullable=True),
    sa.Column('chunk_count', sa.Integer(), nullable=False),
    sa.Column('embedding_model', sa.String(length=100), nullable=True),
    sa.Column('vector_ids', sa.JSON(), nullable=True),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_documents'))
    )
    op.create_index(op.f('ix_documents_id'), 'documents', ['id'], unique=False)
    op.create_table('excel_files',
    sa.Column('original_filename', sa.String(length=255), nullable=False),
    sa.Column('file_path', sa.String(length=500), nullable=False),
    sa.Column('file_size', sa.Integer(), nullable=False),
    sa.Column('file_type', sa.String(length=50), nullable=False),
    sa.Column('sheet_names', sa.JSON(), nullable=False),
    sa.Column('default_sheet', sa.String(length=100), nullable=True),
    sa.Column('columns_info', sa.JSON(), nullable=False),
    sa.Column('preview_data', sa.JSON(), nullable=False),
    sa.Column('data_types', sa.JSON(), nullable=True),
    sa.Column('total_rows', sa.JSON(), nullable=True),
    sa.Column('total_columns', sa.JSON(), nullable=True),
    sa.Column('is_processed', sa.Boolean(), nullable=False),
    sa.Column('processing_error', sa.Text(), nullable=True),
    sa.Column('last_accessed', sa.DateTime(), nullable=True),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_excel_files'))
    )
    op.create_index(op.f('ix_excel_files_id'), 'excel_files', ['id'], unique=False)
    op.create_table('knowledge_bases',
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('embedding_model', sa.String(length=100), nullable=False),
    sa.Column('chunk_size', sa.Integer(), nullable=False),
    sa.Column('chunk_overlap', sa.Integer(), nullable=False),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('vector_db_type', sa.String(length=50), nullable=False),
    sa.Column('collection_name', sa.String(length=100), nullable=True),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_knowledge_bases'))
    )
    op.create_index(op.f('ix_knowledge_bases_id'), 'knowledge_bases', ['id'], unique=False)
    op.create_index(op.f('ix_knowledge_bases_name'), 'knowledge_bases', ['name'], unique=False)
    op.create_table('llm_configs',
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('provider', sa.String(length=50), nullable=False),
    sa.Column('model_name', sa.String(length=100), nullable=False),
    sa.Column('api_key', sa.String(length=500), nullable=False),
    sa.Column('base_url', sa.String(length=200), nullable=True),
    sa.Column('max_tokens', sa.Integer(), nullable=False),
    sa.Column('temperature', sa.Float(), nullable=False),
    sa.Column('top_p', sa.Float(), nullable=False),
    sa.Column('frequency_penalty', sa.Float(), nullable=False),
    sa.Column('presence_penalty', sa.Float(), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('is_default', sa.Boolean(), nullable=False),
    sa.Column('is_embedding', sa.Boolean(), nullable=False),
    sa.Column('extra_config', sa.JSON(), nullable=True),
    sa.Column('usage_count', sa.Integer(), nullable=False),
    sa.Column('last_used_at', sa.DateTime(), nullable=True),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_llm_configs'))
    )
    op.create_index(op.f('ix_llm_configs_id'), 'llm_configs', ['id'], unique=False)
    op.create_index(op.f('ix_llm_configs_name'), 'llm_configs', ['name'], unique=False)
    op.create_index(op.f('ix_llm_configs_provider'), 'llm_configs', ['provider'], unique=False)
    op.create_table('messages',
    sa.Column('conversation_id', sa.Integer(), nullable=False),
    sa.Column('role', sa.Enum('USER', 'ASSISTANT', 'SYSTEM', name='messagerole'), nullable=False),
    sa.Column('content', sa.Text(), nullable=False),
    sa.Column('message_type', sa.Enum('TEXT', 'IMAGE', 'FILE', 'AUDIO', name='messagetype'), nullable=False),
    sa.Column('message_metadata', sa.JSON(), nullable=True),
    sa.Column('context_documents', sa.JSON(), nullable=True),
    sa.Column('prompt_tokens', sa.Integer(), nullable=True),
    sa.Column('completion_tokens', sa.Integer(), nullable=True),
    sa.Column('total_tokens', sa.Integer(), nullable=True),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_messages'))
    )
    op.create_index(op.f('ix_messages_id'), 'messages', ['id'], unique=False)
    op.create_table('roles',
    sa.Column('name', sa.String(length=100), nullable=False),
    sa.Column('code', sa.String(length=100), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('is_system', sa.Boolean(), nullable=False),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_roles'))
    )
    op.create_index(op.f('ix_roles_code'), 'roles', ['code'], unique=True)
    op.create_index(op.f('ix_roles_id'), 'roles', ['id'], unique=False)
    op.create_index(op.f('ix_roles_name'), 'roles', ['name'], unique=True)
    op.create_table('table_metadata',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('table_name', sa.String(length=100), nullable=False),
    sa.Column('table_schema', sa.String(length=50), nullable=False),
    sa.Column('table_type', sa.String(length=20), nullable=False),
    sa.Column('table_comment', sa.Text(), nullable=True),
    sa.Column('database_config_id', sa.Integer(), nullable=True),
    sa.Column('columns_info', sa.JSON(), nullable=False),
    sa.Column('primary_keys', sa.JSON(), nullable=True),
    sa.Column('foreign_keys', sa.JSON(), nullable=True),
    sa.Column('indexes', sa.JSON(), nullable=True),
    sa.Column('sample_data', sa.JSON(), nullable=True),
    sa.Column('row_count', sa.Integer(), nullable=False),
    sa.Column('is_enabled_for_qa', sa.Boolean(), nullable=False),
    sa.Column('qa_description', sa.Text(), nullable=True),
    sa.Column('business_context', sa.Text(), nullable=True),
    sa.Column('last_synced_at', sa.DateTime(timezone=True), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=False),
    sa.Column('updated_at', sa.DateTime(), nullable=False),
    sa.Column('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_table_metadata'))
    )
    op.create_index(op.f('ix_table_metadata_id'), 'table_metadata', ['id'], unique=False)
    op.create_index(op.f('ix_table_metadata_table_name'), 'table_metadata', ['table_name'], unique=False)
    op.create_table('users',
    sa.Column('username', sa.String(length=50), nullable=False),
    sa.Column('email', sa.String(length=100), nullable=False),
    sa.Column('hashed_password', sa.String(length=255), nullable=False),
    sa.Column('full_name', sa.String(length=100), nullable=True),
    sa.Column('is_active', sa.Boolean(), nullable=False),
    sa.Column('avatar_url', sa.String(length=255), nullable=True),
    sa.Column('bio', sa.Text(), nullable=True),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_users'))
    )
    op.create_index(op.f('ix_users_email'), 'users', ['email'], unique=True)
    op.create_index(op.f('ix_users_id'), 'users', ['id'], unique=False)
    op.create_index(op.f('ix_users_username'), 'users', ['username'], unique=True)
    op.create_table('user_roles',
    sa.Column('user_id', sa.Integer(), nullable=False),
    sa.Column('role_id', sa.Integer(), nullable=False),
    sa.ForeignKeyConstraint(['role_id'], ['roles.id'], name=op.f('fk_user_roles_role_id_roles')),
    sa.ForeignKeyConstraint(['user_id'], ['users.id'], name=op.f('fk_user_roles_user_id_users')),
    sa.PrimaryKeyConstraint('user_id', 'role_id', name=op.f('pk_user_roles'))
    )
    op.create_table('workflows',
    sa.Column('name', sa.String(length=100), nullable=False, comment='工作流名称'),
    sa.Column('description', sa.Text(), nullable=True, comment='工作流描述'),
    sa.Column('status', sa.Enum('DRAFT', 'PUBLISHED', 'ARCHIVED', name='workflowstatus'), nullable=False, comment='工作流状态'),
    sa.Column('is_active', sa.Boolean(), nullable=False, comment='是否激活'),
    sa.Column('definition', sa.JSON(), nullable=False, comment='工作流定义'),
    sa.Column('version', sa.String(length=20), nullable=False, comment='版本号'),
    sa.Column('owner_id', sa.Integer(), nullable=False, comment='所有者ID'),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['owner_id'], ['users.id'], name=op.f('fk_workflows_owner_id_users')),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_workflows'))
    )
    op.create_index(op.f('ix_workflows_id'), 'workflows', ['id'], unique=False)
    op.create_table('workflow_executions',
    sa.Column('workflow_id', sa.Integer(), nullable=False, comment='工作流ID'),
    sa.Column('status', sa.Enum('PENDING', 'RUNNING', 'COMPLETED', 'FAILED', 'CANCELLED', name='executionstatus'), nullable=False, comment='执行状态'),
    sa.Column('input_data', sa.JSON(), nullable=True, comment='输入数据'),
    sa.Column('output_data', sa.JSON(), nullable=True, comment='输出数据'),
    sa.Column('started_at', sa.String(length=50), nullable=True, comment='开始时间'),
    sa.Column('completed_at', sa.String(length=50), nullable=True, comment='完成时间'),
    sa.Column('error_message', sa.Text(), nullable=True, comment='错误信息'),
    sa.Column('executor_id', sa.Integer(), nullable=False, comment='执行者ID'),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['executor_id'], ['users.id'], name=op.f('fk_workflow_executions_executor_id_users')),
    sa.ForeignKeyConstraint(['workflow_id'], ['workflows.id'], name=op.f('fk_workflow_executions_workflow_id_workflows')),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_workflow_executions'))
    )
    op.create_index(op.f('ix_workflow_executions_id'), 'workflow_executions', ['id'], unique=False)
    op.create_table('node_executions',
    sa.Column('workflow_execution_id', sa.Integer(), nullable=False, comment='工作流执行ID'),
    sa.Column('node_id', sa.String(length=50), nullable=False, comment='节点ID'),
    sa.Column('node_type', sa.Enum('START', 'END', 'LLM', 'CONDITION', 'LOOP', 'CODE', 'HTTP', 'TOOL', name='nodetype'), nullable=False, comment='节点类型'),
    sa.Column('node_name', sa.String(length=100), nullable=False, comment='节点名称'),
    sa.Column('status', sa.Enum('PENDING', 'RUNNING', 'COMPLETED', 'FAILED', 'CANCELLED', name='executionstatus'), nullable=False, comment='执行状态'),
    sa.Column('input_data', sa.JSON(), nullable=True, comment='输入数据'),
    sa.Column('output_data', sa.JSON(), nullable=True, comment='输出数据'),
    sa.Column('started_at', sa.String(length=50), nullable=True, comment='开始时间'),
    sa.Column('completed_at', sa.String(length=50), nullable=True, comment='完成时间'),
    sa.Column('duration_ms', sa.Integer(), nullable=True, comment='执行时长(毫秒)'),
    sa.Column('error_message', sa.Text(), nullable=True, comment='错误信息'),
    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('created_by', sa.Integer(), nullable=True),
    sa.Column('updated_by', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['workflow_execution_id'], ['workflow_executions.id'], name=op.f('fk_node_executions_workflow_execution_id_workflow_executions')),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_node_executions'))
    )
    op.create_index(op.f('ix_node_executions_id'), 'node_executions', ['id'], unique=False)
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_index(op.f('ix_node_executions_id'), table_name='node_executions')
    op.drop_table('node_executions')
    op.drop_index(op.f('ix_workflow_executions_id'), table_name='workflow_executions')
    op.drop_table('workflow_executions')
    op.drop_index(op.f('ix_workflows_id'), table_name='workflows')
    op.drop_table('workflows')
    op.drop_table('user_roles')
    op.drop_index(op.f('ix_users_username'), table_name='users')
    op.drop_index(op.f('ix_users_id'), table_name='users')
    op.drop_index(op.f('ix_users_email'), table_name='users')
    op.drop_table('users')
    op.drop_index(op.f('ix_table_metadata_table_name'), table_name='table_metadata')
    op.drop_index(op.f('ix_table_metadata_id'), table_name='table_metadata')
    op.drop_table('table_metadata')
    op.drop_index(op.f('ix_roles_name'), table_name='roles')
    op.drop_index(op.f('ix_roles_id'), table_name='roles')
    op.drop_index(op.f('ix_roles_code'), table_name='roles')
    op.drop_table('roles')
    op.drop_index(op.f('ix_messages_id'), table_name='messages')
    op.drop_table('messages')
    op.drop_index(op.f('ix_llm_configs_provider'), table_name='llm_configs')
    op.drop_index(op.f('ix_llm_configs_name'), table_name='llm_configs')
    op.drop_index(op.f('ix_llm_configs_id'), table_name='llm_configs')
    op.drop_table('llm_configs')
    op.drop_index(op.f('ix_knowledge_bases_name'), table_name='knowledge_bases')
    op.drop_index(op.f('ix_knowledge_bases_id'), table_name='knowledge_bases')
    op.drop_table('knowledge_bases')
    op.drop_index(op.f('ix_excel_files_id'), table_name='excel_files')
    op.drop_table('excel_files')
    op.drop_index(op.f('ix_documents_id'), table_name='documents')
    op.drop_table('documents')
    op.drop_index(op.f('ix_database_configs_id'), table_name='database_configs')
    op.drop_table('database_configs')
    op.drop_index(op.f('ix_conversations_id'), table_name='conversations')
    op.drop_table('conversations')
    op.drop_index(op.f('ix_agent_configs_name'), table_name='agent_configs')
    op.drop_index(op.f('ix_agent_configs_id'), table_name='agent_configs')
    op.drop_table('agent_configs')
    # ### end Alembic commands ###