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68 lines
2.0 KiB
Python
68 lines
2.0 KiB
Python
""" Defines the table for storing resources """
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# Import our mapped SQL types from SQLAlchemy
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from sqlalchemy import Integer, String, DateTime, Enum
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# Import mapping capabilities from the SQLAlchemy ORM
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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# Import the EntityBase that we are extending
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from .entity_base import EntityBase
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# Import datetime for created_at type
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from datetime import datetime
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# Import self for to model
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from typing import Self
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from backend.entities.program_enum import Program_Enum
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from ..models.resource_model import Resource
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class ResourceEntity(EntityBase):
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# set table name
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__tablename__ = "resource"
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# set fields
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id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
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created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.now)
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name: Mapped[str] = mapped_column(String(64), nullable=False)
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summary: Mapped[str] = mapped_column(String(100), nullable=False)
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link: Mapped[str] = mapped_column(String, nullable=False)
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program: Mapped[Program_Enum] = mapped_column(Enum(Program_Enum), nullable=False)
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# relationships
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resourceTags: Mapped[list["ResourceTagEntity"]] = relationship(
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back_populates="resource", cascade="all,delete"
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)
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@classmethod
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def from_model(cls, model: Resource) -> Self:
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"""
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Create a UserEntity from a User model.
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Args:
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model (User): The model to create the entity from.
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Returns:
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Self: The entity (not yet persisted).
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"""
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return cls(
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id=model.id,
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created_at=model.created_at,
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name=model.name,
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summary=model.summary,
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link=model.link,
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program=model.program,
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)
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def to_model(self) -> Resource:
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return Resource(
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id=self.id,
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created_at=self.created_at,
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name=self.name,
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summary=self.summary,
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link=self.link,
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program=self.program,
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)
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