"""
Python representation of `usercapability` table.
"""

from enum import Enum
from typing import TYPE_CHECKING

from sqlmodel import Field, Relationship, SQLModel

if TYPE_CHECKING:
    from .user import User


class Capability(Enum):
    """
    Allowed values for capabilities
    """

    admin = "admin"
    login = "login"
    issue = "issue"
    renew = "renew"

    def __repr__(self) -> str:
        return self.value


class UserCapabilityBase(SQLModel):
    """
    Common to all representations of capabilities
    """

    capability_name: str = Field(primary_key=True)

    @property
    def _(self) -> Capability:
        """
        Transform into a `Capability`.
        """

        return Capability(self.capability_name)

    def __repr__(self) -> str:
        return self.capability_name


class UserCapability(UserCapabilityBase, table=True):
    """
    Representation of usercapability table
    """

    user_name: str = Field(primary_key=True, foreign_key="user.name")

    user: "User" = Relationship(
        back_populates="capabilities",
    )