"""部门/分组模型。"""
from sqlalchemy import Column, Integer, String, Text, TIMESTAMP, func
from insurance.db.compat import db


class Department(db.Model):
    """部门/分组表。"""
    __tablename__ = "insurance_departments"

    id = Column(Integer, primary_key=True, autoincrement=True)
    name = Column(String(128), nullable=False, comment="部门名称")
    code = Column(String(64), unique=True, nullable=False, comment="部门编码")
    parent_id = Column(Integer, default=0, comment="上级部门ID，0表示顶级")
    description = Column(String(256), default="", comment="部门描述")
    sort_order = Column(Integer, default=0, comment="排序")
    created_at = Column(TIMESTAMP, server_default=func.now())
    updated_at = Column(TIMESTAMP, server_default=func.now(), onupdate=func.now())

    def to_dict(self):
        return {
            "id": self.id,
            "name": self.name,
            "code": self.code,
            "parent_id": self.parent_id,
            "description": self.description,
            "sort_order": self.sort_order,
            "created_at": str(self.created_at) if self.created_at else None,
        }