from sqlalchemy import Column, Integer, Text, DateTime, ForeignKey
from sqlalchemy.sql import func
from database import Base


class StatsSnapshot(Base):
    __tablename__ = "stats_snapshots"

    id = Column(Integer, primary_key=True)
    site_id = Column(Integer, ForeignKey("sites.id"), nullable=False, unique=True)
    snapshot_json = Column(Text, nullable=False)
    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now())