from datetime import datetime

from sqlalchemy import DateTime, ForeignKey, Integer, String, Text, func
from sqlalchemy.orm import Mapped, mapped_column, relationship

from app.db.base import Base


class Correction(Base):
    __tablename__ = "corrections"

    id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
    spot_id: Mapped[int] = mapped_column(Integer, ForeignKey("spots.id"), nullable=False)
    user_id: Mapped[int] = mapped_column(Integer, ForeignKey("users.id"), nullable=False)
    field_name: Mapped[str] = mapped_column(String(50), nullable=False)
    suggested_value: Mapped[str] = mapped_column(Text, nullable=False)
    reason: Mapped[str | None] = mapped_column(Text, nullable=True)
    status: Mapped[str] = mapped_column(String(20), default="pending")
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), server_default=func.now()
    )

    user = relationship("User", lazy="joined")
    spot = relationship("Spot", lazy="joined")

    def __repr__(self) -> str:
        return f"<Correction {self.id} spot={self.spot_id} field={self.field_name}>"