"""Query parameters used to sort users."""

from enum import Enum

from sqlalchemy import Column

from todo.models.users import User
from todo.dependencies.common import PaginationParams, SortOrder


class SortableUserField(Enum):
    """Defines which fields user lists can be sorted on."""

    id = 'id'
    email = 'email'
    created = 'created'
    updated = 'updated'
    first_name = 'first_name'
    last_name = 'last_name'
    is_admin = 'is_admin'

    @property
    def field(self) -> Column:
        return getattr(User, self.value)


class UserSortablePaginationParams(PaginationParams):
    def __init__(
            self,
            skip: int = 0, limit: int = 100,
            sortby: SortableUserField = SortableUserField['id'],
            sortorder: SortOrder = SortOrder['asc'],
        ):
        super().__init__(skip=skip, limit=limit)
        self.sortby = sortby
        self.sortorder = sortorder