from sqlalchemy import Column, Integer, String, DateTime, ForeignKey, JSON
from sqlalchemy.sql import func
from app.db.base import Base


class DocumentVisionAnalysisOutput(Base):
    __tablename__ = "document_vision_analysis_outputs"

    id = Column(Integer, primary_key=True, index=True)
    document_id = Column(Integer, ForeignKey("documents.id"), nullable=False, index=True)

    engine = Column(String, nullable=False, default="placeholder")
    model_name = Column(String, nullable=True)
    prompt_version = Column(String, nullable=True)
    output_type = Column(String, nullable=False, default="layout_suggestions")

    analysis_json = Column(JSON, nullable=False, default=dict)

    created_by = Column(String, nullable=False, default="run_vision_analysis")
    created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)