gault-millau/apps/collection/models.py
2019-12-20 16:59:14 +03:00

415 lines
15 KiB
Python

import re
from mptt.models import MPTTModel, TreeForeignKey
from django.contrib.contenttypes.fields import ContentType
from django.contrib.postgres.fields import JSONField
from django.core.validators import MaxValueValidator, MinValueValidator
from django.db import models
from django.utils.translation import gettext_lazy as _
from utils.models import (
ProjectBaseMixin, TJSONField, TranslatedFieldsMixin,
URLImageMixin,
)
from utils.querysets import RelatedObjectsCountMixin
from utils.models import IntermediateGalleryModelMixin, GalleryModelMixin
# Mixins
class CollectionNameMixin(models.Model):
"""CollectionName mixin"""
name = models.CharField(_('name'), max_length=250)
class Meta:
"""Meta class"""
abstract = True
class CollectionDateMixin(models.Model):
"""CollectionDate mixin"""
start = models.DateTimeField(blank=True, null=True, default=None,
verbose_name=_('start'))
end = models.DateTimeField(blank=True, null=True, default=None,
verbose_name=_('end'))
class Meta:
"""Meta class"""
abstract = True
# Models
class CollectionQuerySet(RelatedObjectsCountMixin):
"""QuerySet for model Collection"""
def by_country_code(self, code):
"""Filter collection by country code."""
return self.filter(country__code=code)
def published(self):
"""Returned only published collection"""
return self.filter(is_publish=True)
class Collection(ProjectBaseMixin, CollectionDateMixin,
TranslatedFieldsMixin, URLImageMixin):
"""Collection model."""
STR_FIELD_NAME = 'name'
ORDINARY = 0 # Ordinary collection
POP = 1 # POP collection
COLLECTION_TYPES = (
(ORDINARY, _('Ordinary')),
(POP, _('Pop')),
)
name = TJSONField(verbose_name=_('name'),
help_text='{"en-GB":"some text"}')
collection_type = models.PositiveSmallIntegerField(choices=COLLECTION_TYPES,
default=ORDINARY,
verbose_name=_('Collection type'))
is_publish = models.BooleanField(
default=False, verbose_name=_('Publish status'))
on_top = models.BooleanField(
default=False, verbose_name=_('Position on top'))
country = models.ForeignKey(
'location.Country', verbose_name=_('country'), on_delete=models.CASCADE)
block_size = JSONField(
_('collection block properties'), null=True, blank=True,
default=None, help_text='{"width": "250px", "height":"250px"}')
description = TJSONField(
_('description'), null=True, blank=True,
default=None, help_text='{"en-GB":"some text"}')
slug = models.SlugField(max_length=50, unique=True,
verbose_name=_('Collection slug'), editable=True, null=True)
old_id = models.IntegerField(null=True, blank=True)
rank = models.IntegerField(null=True, default=None)
objects = CollectionQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('collection')
verbose_name_plural = _('collections')
@property
def _related_objects(self) -> list:
"""Return list of related objects."""
related_objects = []
# get related objects
for related_object in self._meta.related_objects:
related_objects.append(related_object)
return related_objects
@property
def count_related_objects(self) -> int:
"""Return count of related objects."""
counter = 0
# count of related objects
for related_object in [related_object.name for related_object in self._related_objects]:
counter += getattr(self, f'{related_object}').count()
return counter
@property
def related_object_names(self) -> list:
"""Return related object names."""
raw_objects = []
for related_object in [related_object.name for related_object in self._related_objects]:
instances = getattr(self, f'{related_object}')
if instances.exists():
for instance in instances.all():
raw_object = (instance.id, instance.establishment_type.index_name,
instance.slug) if \
hasattr(instance, 'slug') else (instance.id, None, None)
raw_objects.append(raw_object)
# parse slugs
related_objects = []
object_names = set()
re_pattern = r'[\w]+'
for object_id, object_type, raw_name, in raw_objects:
result = re.findall(re_pattern, raw_name)
if result:
name = ' '.join(result).capitalize()
if name not in object_names:
related_objects.append({
'id': object_id,
'establishment_type': object_type,
'name': name
})
object_names.add(name)
return related_objects
class GuideTypeQuerySet(models.QuerySet):
"""QuerySet for model GuideType."""
class GuideType(ProjectBaseMixin):
"""GuideType model."""
name = models.SlugField(max_length=255, unique=True,
verbose_name=_('code'))
objects = GuideTypeQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('guide type')
verbose_name_plural = _('guide types')
def __str__(self):
"""Overridden str dunder method."""
return self.name
class GuideQuerySet(models.QuerySet):
"""QuerySet for Guide."""
class Guide(ProjectBaseMixin, CollectionNameMixin, CollectionDateMixin):
"""Guide model."""
BUILT = 0
WAITING = 1
REMOVING = 2
BUILDING = 3
STATE_CHOICES = (
(BUILT, 'built'),
(WAITING, 'waiting'),
(REMOVING, 'removing'),
(BUILDING, 'building'),
)
start = models.DateTimeField(null=True,
verbose_name=_('start'))
vintage = models.IntegerField(validators=[MinValueValidator(1900),
MaxValueValidator(2100)],
null=True,
verbose_name=_('guide vintage year'))
slug = models.SlugField(max_length=255, unique=True, null=True,
verbose_name=_('slug'))
guide_type = models.ForeignKey('GuideType', on_delete=models.PROTECT,
null=True,
verbose_name=_('type'))
site = models.ForeignKey('main.SiteSettings', on_delete=models.SET_NULL,
null=True,
verbose_name=_('site settings'))
state = models.PositiveSmallIntegerField(default=WAITING, choices=STATE_CHOICES,
verbose_name=_('state'))
old_id = models.IntegerField(blank=True, null=True)
objects = GuideQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('guide')
verbose_name_plural = _('guides')
def __str__(self):
"""String method."""
return f'{self.name}'
@property
def entities(self):
"""Return entities and its count."""
# todo: to work
return {
'Current': 0,
'Initial': 0,
'Restaurants': 0,
'Shops': 0,
}
class AdvertorialQuerySet(models.QuerySet):
"""QuerySet for model Advertorial."""
class Advertorial(ProjectBaseMixin):
"""Guide advertorial model."""
number_of_pages = models.PositiveIntegerField(
verbose_name=_('number of pages'),
help_text=_('the total number of reserved pages'))
right_pages = models.PositiveIntegerField(
verbose_name=_('number of right pages'),
help_text=_('the number of right pages (which are part of total number).'))
guide_element = models.OneToOneField('GuideElement', on_delete=models.CASCADE,
related_name='advertorial',
verbose_name=_('guide element'))
old_id = models.IntegerField(blank=True, null=True)
objects = AdvertorialQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('advertorial')
verbose_name_plural = _('advertorials')
class GuideFilterQuerySet(models.QuerySet):
"""QuerySet for model GuideFilter."""
class GuideFilter(ProjectBaseMixin):
"""Guide filter model."""
establishment_type_json = JSONField(blank=True, null=True,
verbose_name='establishment types')
country_json = JSONField(blank=True, null=True,
verbose_name='countries')
region_json = JSONField(blank=True, null=True,
verbose_name='regions')
sub_region_json = JSONField(blank=True, null=True,
verbose_name='sub regions')
wine_region_json = JSONField(blank=True, null=True,
verbose_name='wine regions')
with_mark = models.BooleanField(default=True,
verbose_name=_('with mark'),
help_text=_('exclude empty marks?'))
locale_json = JSONField(blank=True, null=True,
verbose_name='locales')
max_mark = models.FloatField(verbose_name=_('max mark'),
null=True,
help_text=_('mark under'))
min_mark = models.FloatField(verbose_name=_('min mark'),
null=True,
help_text=_('mark over'))
review_vintage_json = JSONField(verbose_name='review vintage years')
review_state_json = JSONField(blank=True, null=True,
verbose_name='review states')
guide = models.OneToOneField(Guide, on_delete=models.CASCADE,
verbose_name=_('guide'))
old_id = models.IntegerField(blank=True, null=True)
objects = GuideFilterQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('guide filter')
verbose_name_plural = _('guide filters')
class GuideElementType(models.Model):
"""Model for type of guide elements."""
name = models.CharField(max_length=50,
verbose_name=_('name'))
class Meta:
"""Meta class."""
verbose_name = _('guide element type')
verbose_name_plural = _('guide element types')
def __str__(self):
"""Overridden str dunder."""
return self.name
class GuideWineColorSectionQuerySet(models.QuerySet):
"""QuerySet for model GuideWineColorSection."""
class GuideWineColorSection(ProjectBaseMixin):
"""Sections for wine colors."""
name = models.CharField(max_length=255, verbose_name=_('section name'))
objects = GuideWineColorSectionQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('guide wine color section')
verbose_name_plural = _('guide wine color sections')
class GuideElementSectionCategoryQuerySet(models.QuerySet):
"""QuerySet for model GuideElementSectionCategory."""
class GuideElementSectionCategory(ProjectBaseMixin):
"""Section category for guide element."""
name = models.CharField(max_length=255,
verbose_name=_('category name'))
objects = GuideElementSectionCategoryQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('guide element section category')
verbose_name_plural = _('guide element section categories')
class GuideElementSectionQuerySet(models.QuerySet):
"""QuerySet for model GuideElementSection."""
class GuideElementSection(ProjectBaseMixin):
"""Sections for guide element."""
name = models.CharField(max_length=255, verbose_name=_('section name'))
category = models.ForeignKey(GuideElementSectionCategory, on_delete=models.PROTECT,
verbose_name=_('category'))
old_id = models.PositiveIntegerField(blank=True, null=True, default=None,
verbose_name=_('old id'))
objects = GuideElementSectionQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('guide element section')
verbose_name_plural = _('guide element sections')
class GuideElementQuerySet(models.QuerySet):
"""QuerySet for model Guide elements."""
class GuideElement(ProjectBaseMixin, MPTTModel):
"""Frozen state of elements of guide instance."""
guide_element_type = models.ForeignKey('GuideElementType', on_delete=models.SET_NULL,
null=True,
verbose_name=_('guide element type'))
establishment = models.ForeignKey('establishment.Establishment', on_delete=models.SET_NULL,
null=True, blank=True, default=None)
review = models.ForeignKey('review.Review', on_delete=models.SET_NULL,
null=True, blank=True, default=None)
wine_region = models.ForeignKey('location.WineRegion', on_delete=models.SET_NULL,
null=True, blank=True, default=None)
product = models.ForeignKey('product.Product', on_delete=models.SET_NULL,
null=True, blank=True, default=None)
priority = models.IntegerField(null=True, blank=True, default=None)
city = models.ForeignKey('location.City', on_delete=models.SET_NULL,
null=True, blank=True, default=None)
wine_color_section = models.ForeignKey('GuideWineColorSection', on_delete=models.SET_NULL,
null=True, blank=True, default=None)
section = models.ForeignKey('GuideElementSection', on_delete=models.SET_NULL,
null=True, blank=True, default=None)
guide = models.ForeignKey('Guide', on_delete=models.SET_NULL,
null=True, blank=True, default=None)
parent = TreeForeignKey('self', on_delete=models.CASCADE,
null=True, blank=True,
related_name='children')
label_photo = models.ForeignKey('gallery.Image', on_delete=models.SET_NULL,
null=True, blank=True, default=None,
verbose_name=_('label photo'))
old_id = models.PositiveIntegerField(blank=True, null=True, default=None,
verbose_name=_('old id'))
objects = GuideElementQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('guide element')
verbose_name_plural = _('guide elements')
class MPTTMeta:
order_insertion_by = ['guide_element_type']
def __str__(self):
"""Overridden dunder method."""
return self.guide_element_type.name if self.guide_element_type else self.id