from django.contrib.gis.db import models
from django.conf import settings
from django.core.validators import MaxValueValidator, MinValueValidator
from django.contrib.auth import get_user_model

from localauth.models import ImageMixin

from django_countries.fields import CountryField

class ClassProperty(property):
    def __get__(self, cls, owner):
        return self.fget.__get__(None, owner)()

class Testimonial(models.Model):
    name = models.CharField(max_length=128)
    text = models.TextField()
    stars = models.PositiveIntegerField(
        validators=[
            MaxValueValidator(5),
            MinValueValidator(1)
        ])
    language = models.CharField(max_length=12, choices=settings.LANGUAGES)
    public = models.BooleanField(default=False)

class InspirationRegion(models.Model):
    name = models.CharField(max_length=128)
    is_state = models.BooleanField(default=False)
    country = CountryField()

    @ClassProperty
    @classmethod
    def country_set(cls):
        return cls.objects.all().values_list("country").distinct()

    def __str__(self):
        return self.name

class InspirationSponsor(ImageMixin):
    user = models.ForeignKey(get_user_model(), models.SET_NULL, null=True, blank=True)
    name = models.CharField(max_length=128)

    def __str__(self):
        return self.name

class Inspiration(ImageMixin):
    title = models.CharField(max_length=256)
    region = models.ForeignKey(InspirationRegion, models.PROTECT)
    sponsor = models.ForeignKey(InspirationSponsor, models.PROTECT)
    content = models.TextField()
    destination_name = models.CharField(max_length=128)
    destination_coords = models.PointField()

    @property
    def user(self):
        return self.sponsor.user

    def __str__(self):
        return self.title