import uuid
from typing import TYPE_CHECKING

from sqlalchemy import ForeignKey, Integer, JSON, String
from sqlalchemy import Uuid as UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship

from src.models.base import Base, TimestampMixin, UUIDPrimaryKeyMixin

if TYPE_CHECKING:
    from src.models.config_profile import ConfigProfile


class ConfigMount(UUIDPrimaryKeyMixin, TimestampMixin, Base):
    __tablename__ = "config_mounts"

    profile_id: Mapped[uuid.UUID] = mapped_column(
        UUID(), ForeignKey("config_profiles.id", ondelete="CASCADE"), nullable=False
    )
    target_path: Mapped[str] = mapped_column(String(1024), nullable=False)
    mode: Mapped[str] = mapped_column(String(10), nullable=False, default="rw")
    files: Mapped[dict[str, str] | None] = mapped_column(
        JSON, default=dict, nullable=True
    )
    order_index: Mapped[int] = mapped_column(Integer, nullable=False, default=0)

    profile: Mapped["ConfigProfile"] = relationship(
        "ConfigProfile",
        foreign_keys=[profile_id],
        back_populates="mounts",
    )