import uuid
from sqlalchemy import Column, Text, TIMESTAMP, ForeignKey
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.sql import func
from app.db.engine import Base


class PatientRecord(Base):
    __tablename__ = "patient_record"

    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    session_id = Column(UUID(as_uuid=True), ForeignKey("intake_session.id", ondelete="CASCADE"), nullable=False)
    image_data = Column(Text, nullable=False)
    mime_type = Column(Text, nullable=False, server_default="image/jpeg")
    extracted_text = Column(Text, nullable=True)
    created_at = Column(TIMESTAMP(timezone=True), server_default=func.now(), nullable=False)