"""Asset 模型。"""

from sqlalchemy import Column, DateTime, Integer, String, Text

from app.core.db import Base, utc_now


class Asset(Base):
    __tablename__ = "assets"

    id = Column(String, primary_key=True)
    asset_type = Column(String, nullable=False)
    storage_key = Column(String, nullable=False)
    url = Column(String, nullable=True)
    provider = Column(String, nullable=True)
    style_profile = Column(String, nullable=True)
    prompt_final = Column(Text, nullable=True)
    status = Column(String, nullable=False)
    width = Column(Integer, nullable=True)
    height = Column(Integer, nullable=True)
    created_at = Column(DateTime(timezone=True), default=utc_now)