from typing import TYPE_CHECKING
from uuid import UUID

from tortoise import fields

from .base import TimestampedModel

if TYPE_CHECKING:
    from .placement import Placement


class PlacementViewsHistory(TimestampedModel):
    id = fields.UUIDField(pk=True)

    views_count = fields.IntField()  # Количество просмотров на момент снимка
    fetched_at = fields.DatetimeField(index=True)

    placement: fields.ForeignKeyRelation['Placement'] = fields.ForeignKeyField(
        'models.Placement', related_name='views_histories', on_delete=fields.CASCADE, index=True
    )

    if TYPE_CHECKING:
        placement_id: UUID

    class Meta:
        table = 'placement_views_history'