""" Defines the table for storing resources """

# Import our mapped SQL types from SQLAlchemy
from sqlalchemy import Integer, String, DateTime, ARRAY

# Import mapping capabilities from the SQLAlchemy ORM
from sqlalchemy.orm import Mapped, mapped_column, relationship

# Import the EntityBase that we are extending
from .entity_base import EntityBase

# Import datetime for created_at type
from datetime import datetime

# Import self for to model
from typing import Self
from backend.entities.program_enum import ProgramEnum


class ResourceEntity(EntityBase):

    # set table name
    __tablename__ = "resource"

    # set fields
    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.now)
    name: Mapped[str] = mapped_column(String(32), nullable=False)
    summary: Mapped[str] = mapped_column(String(100), nullable=False)
    link: Mapped[str] = mapped_column(String, nullable=False)
    program: Mapped[list[ProgramEnum]] = mapped_column(ARRAY(ProgramEnum), nullable=False)
    # relationships
    resourceTags: Mapped[list["ResourceTagEntity"]] = relationship(
        back_populates="resource", cascade="all,delete"
    )

    #
    # @classmethod
    # def from_model(cls, model: user_model) -> Self:
    #     """
    #     Create a UserEntity from a User model.

    #     Args:
    #         model (User): The model to create the entity from.

    #     Returns:
    #         Self: The entity (not yet persisted).
    #     """

    #     return cls (
    #         id = model.id,
    #         created_at = model.created_at,
    #         name = model.name,
    #         summary = model.summary,
    #         link = model.link,
    #         program = model.program,
    #     )

    # def to_model(self) -> user_model:
    #     return user_model (
    #         id = self.id,
    #         created_at = self.created_at,
    #         name = self.name,
    #         summary = self.summary,
    #         link = self.link,
    #         program = self.program,
    #     )