from datetime import datetime, timezone

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

from .database import Base


class MapObject(Base):
    __tablename__ = "map_objects"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, index=True)
    name: Mapped[str] = mapped_column(String(255), nullable=False)
    description: Mapped[str] = mapped_column(Text, default="")
    type: Mapped[str] = mapped_column(String(50), nullable=False)
    latitude: Mapped[float] = mapped_column(Float, nullable=False)
    longitude: Mapped[float] = mapped_column(Float, nullable=False)
    created_at: Mapped[datetime] = mapped_column(
        DateTime,
        default=lambda: datetime.now(timezone.utc),
    )

    media: Mapped[list["ObjectMedia"]] = relationship(
        back_populates="object",
        cascade="all, delete-orphan",
    )


class ObjectMedia(Base):
    __tablename__ = "object_media"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, index=True)
    object_id: Mapped[int] = mapped_column(
        ForeignKey("map_objects.id", ondelete="CASCADE"),
        nullable=False,
        index=True,
    )
    stored_name: Mapped[str] = mapped_column(String(255), nullable=False)
    original_name: Mapped[str] = mapped_column(String(255), nullable=False)
    content_type: Mapped[str] = mapped_column(String(100), nullable=False)
    size: Mapped[int] = mapped_column(Integer, nullable=False)
    created_at: Mapped[datetime] = mapped_column(
        DateTime,
        default=lambda: datetime.now(timezone.utc),
    )

    object: Mapped["MapObject"] = relationship(back_populates="media")