from sqlalchemy import Column, Integer, String, Text, DateTime, JSON, ForeignKey, Enum as SAEnum
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from database import Base


class Animation(Base):
    __tablename__ = "animations"

    id = Column(Integer, primary_key=True, index=True)
    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
    title = Column(String(200), nullable=False)
    anim_type = Column(
        SAEnum("math", "physics", "chemistry", "biology", "geography", "general", name="anim_type"),
        default="general",
    )
    description = Column(Text, default="")
    config = Column(JSON, default=dict)
    thumbnail = Column(String(500), default="")
    status = Column(SAEnum("draft", "published", name="anim_status"), default="draft")
    created_at = Column(DateTime, server_default=func.now())
    updated_at = Column(DateTime, server_default=func.now(), onupdate=func.now())

    author = relationship("User", back_populates="animations")