# Copyright (c) Huawei Technologies Co., Ltd. 2023-2025. All rights reserved.
"""Flow 数据库表"""

import uuid
from datetime import UTC, datetime
from typing import Any, ClassVar

from sqlalchemy import Boolean, DateTime, ForeignKey, Index, String, Text
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import Mapped, mapped_column

from .base import Base


class Flow(Base):
    """Flow"""

    __tablename__ = "framework_flow"
    id: Mapped[str] = mapped_column(String(255), primary_key=True)
    """Flow的ID"""
    appId: Mapped[uuid.UUID] = mapped_column(  # noqa: N815
        UUID(as_uuid=True),
        ForeignKey("framework_app.id"),
        nullable=False,
        index=True,
    )
    """所属App的ID"""
    name: Mapped[str] = mapped_column(String(255), nullable=False)
    """Flow的名称"""
    description: Mapped[str] = mapped_column(Text, nullable=False)
    """Flow的描述"""
    path: Mapped[str] = mapped_column(String(255), nullable=False)
    """Flow的路径"""
    debug: Mapped[bool] = mapped_column(Boolean, default=False, nullable=False)
    """是否经过调试"""
    enabled: Mapped[bool] = mapped_column(Boolean, default=True, nullable=False)
    """是否启用"""
    updatedAt: Mapped[datetime] = mapped_column(  # noqa: N815
        DateTime(timezone=True),
        default_factory=lambda: datetime.now(tz=UTC),
        onupdate=lambda: datetime.now(tz=UTC),
        nullable=False,
    )
    """Flow的更新时间"""
    # 索引
    idx_app_id_id: ClassVar[Index] = Index("idx_app_id_id", "appId", "id")
    idx_app_id_name: ClassVar[Index] = Index("idx_app_id_name", "appId", "name")

    __table_args__: ClassVar[tuple[Any, ...]] = (
        idx_app_id_id,
        idx_app_id_name,
        {"extend_existing": True},
    )