"""AuditLog model for tracking admin actions."""
from datetime import datetime

from sqlalchemy import Column, DateTime, ForeignKey, Integer, JSON, String
from sqlalchemy.orm import relationship

from app.db.session import Base


class AuditLog(Base):
    """Audit log for tracking admin actions."""

    __tablename__ = "audit_logs"

    id = Column(Integer, primary_key=True, index=True)
    action = Column(String(100), nullable=False, index=True)  # booking_approved, space_created, etc
    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
    target_type = Column(String(50), nullable=False, index=True)  # booking, space, user, settings
    target_id = Column(Integer, nullable=False)
    details = Column(JSON, nullable=True)  # Additional info (reasons, changed fields, etc)
    created_at = Column(DateTime, default=datetime.utcnow, nullable=False, index=True)

    # Relationships
    user = relationship("User", back_populates="audit_logs")