"""导航链接模型"""
from sqlalchemy import Column, Integer, String, Boolean, DateTime, ForeignKey
from sqlalchemy.sql import func
from database import Base


class NavLink(Base):
    __tablename__ = "nav_links"

    id = Column(Integer, primary_key=True, index=True)
    category_id = Column(Integer, ForeignKey("nav_categories.id"), nullable=False, index=True)
    name = Column(String(100), nullable=False)
    url = Column(String(500), nullable=False)
    icon = Column(String(500), default="")
    description = Column(String(200), default="")
    sort_order = Column(Integer, default=0)
    is_active = Column(Boolean, default=True, nullable=False)
    # 审核相关: approved=已通过, pending=待审核, rejected=已拒绝
    status = Column(String(20), default="approved", nullable=False, index=True)
    submitted_by = Column(Integer, ForeignKey("users.id"), nullable=True)
    reject_reason = Column(String(200), default="")
    created_at = Column(DateTime(timezone=True), server_default=func.now())