from sqlalchemy import Column, Integer, String, Text, DateTime, ForeignKey
from sqlalchemy.sql import func
from app.core.config import Base


class ActivityLog(Base):
    __tablename__ = "activity_logs"

    id = Column(Integer, primary_key=True, index=True)
    action = Column(String(50), nullable=False)  # e.g. "issue.created", "comment.added"
    entity_type = Column(String(50), nullable=False)  # "issue", "project", "comment"
    entity_id = Column(Integer, nullable=False)
    user_id = Column(Integer, ForeignKey("users.id"), nullable=True)
    details = Column(Text, nullable=True)  # JSON string
    created_at = Column(DateTime(timezone=True), server_default=func.now())