"""大学模型"""

from datetime import datetime
from sqlalchemy import Column, Integer, String, DateTime, Text
from sqlalchemy.orm import relationship

from ..database import Base


class University(Base):
    """大学表"""

    __tablename__ = "universities"

    id = Column(Integer, primary_key=True, index=True)
    name = Column(String(255), nullable=False, index=True)
    url = Column(String(500), nullable=False)
    country = Column(String(100))
    description = Column(Text)
    status = Column(String(50), default="pending")  # pending, analyzing, ready, error

    created_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)

    # 关联
    scripts = relationship("ScraperScript", back_populates="university", cascade="all, delete-orphan")
    jobs = relationship("ScrapeJob", back_populates="university", cascade="all, delete-orphan")
    results = relationship("ScrapeResult", back_populates="university", cascade="all, delete-orphan")

    def __repr__(self):
        return f"<University(id={self.id}, name='{self.name}')>"