from sqlalchemy import Column, String, DateTime, ForeignKey
from sqlalchemy.dialects.postgresql import UUID, JSONB
from uuid import uuid4
from datetime import datetime
from ..database import Base


class ActivityLog(Base):
    __tablename__ = "activity_log"

    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid4)
    user_id = Column(UUID(as_uuid=True), ForeignKey("users.id", ondelete="SET NULL"), index=True)
    action = Column(String(50), nullable=False)
    resource_type = Column(String(50))
    resource_id = Column(UUID(as_uuid=True))
    details = Column(JSONB)
    ip_address = Column(String(45))
    created_at = Column(DateTime(timezone=True), default=datetime.utcnow, index=True)