from django.contrib.contenttypes import fields as generic
from django.db import models
from django.utils.translation import gettext_lazy as _

from utils.models import BaseAttributes


class ReviewQuerySet(models.QuerySet):
    """QuerySets for model Review"""

    def by_reviewer(self, user):
        """Return reviews by user"""
        return self.filter(reviewer=user)


class Review(BaseAttributes):
    """Review model"""
    reviewer = models.ForeignKey('account.User',
                                 related_name='review',
                                 on_delete=models.CASCADE,
                                 verbose_name=_('reviewer'),)
    content_object = generic.GenericForeignKey('content_type', 'object_id')
    language = models.ForeignKey('translation.Language',
                                 on_delete=models.CASCADE,
                                 related_name='review',
                                 verbose_name=_('Review language'))
    text = models.TextField(verbose_name=_('Text'))

    objects = ReviewQuerySet.as_manager()

    class Meta:
        """Meta class."""
        verbose_name = _('Review')
        verbose_name_plural = _('Reviews')