"""
OCR text model — stores text regions extracted from photos via rapidocr.
"""
from sqlalchemy import Column, String, Float, ForeignKey, Text, DateTime, func
from sqlalchemy.dialects.postgresql import JSONB
import uuid

from app.database import Base


class OCRText(Base):
    __tablename__ = 'ocr_text'

    id = Column(String, primary_key=True, default=lambda: str(uuid.uuid4()))
    photo_id = Column(String, ForeignKey('photos.id', ondelete='CASCADE'), nullable=False, index=True)
    text = Column(Text, nullable=False)
    language = Column(String(8), default='')
    confidence = Column(Float)
    bbox = Column(JSONB)  # [x1, y1, x2, y2] normalized 0-1
    created_at = Column(DateTime(timezone=True), server_default=func.now())