gault-millau/apps/establishment/models.py
Anatoly de8db655ed Merge remote-tracking branch 'origin/develop' into feature/reviews
# Conflicts:
#	apps/establishment/admin.py
#	apps/establishment/models.py
#	apps/establishment/serializers.py
2019-09-01 13:38:40 +03:00

269 lines
9.9 KiB
Python

"""Establishment models."""
from django.contrib.contenttypes import fields as generic
from django.core.exceptions import ValidationError
from django.db import models
from django.utils.translation import gettext_lazy as _
from phonenumber_field.modelfields import PhoneNumberField
from location.models import Address
from utils.models import (
ProjectBaseMixin, ImageMixin, TJSONField,
TraslatedFieldsMixin, BaseAttributes
)
# todo: establishment type&subtypes check
class EstablishmentType(ProjectBaseMixin, TraslatedFieldsMixin):
"""Establishment type model."""
name = TJSONField(blank=True, null=True, default=None, verbose_name=_('Description'),
help_text='{"en-GB":"some text"}')
use_subtypes = models.BooleanField(_('Use subtypes'), default=True)
class Meta:
"""Meta class."""
verbose_name = _('Establishment type')
verbose_name_plural = _('Establishment types')
class EstablishmentSubTypeManager(models.Manager):
"""Extended manager for establishment subtype."""
def make(self, name, establishment_type):
obj = self.model(name=name, establishment_type=establishment_type)
obj.full_clean()
obj.save()
return obj
class EstablishmentSubType(ProjectBaseMixin, TraslatedFieldsMixin):
"""Establishment type model."""
name = TJSONField(blank=True, null=True, default=None, verbose_name=_('Description'),
help_text='{"en-GB":"some text"}')
establishment_type = models.ForeignKey(EstablishmentType,
on_delete=models.CASCADE,
verbose_name=_('Type'))
objects = EstablishmentSubTypeManager()
class Meta:
"""Meta class."""
verbose_name = _('Establishment subtype')
verbose_name_plural = _('Establishment subtypes')
def clean_fields(self, exclude=None):
if not self.establishment_type.use_subtypes:
raise ValidationError(_('Establishment type is not use subtypes.'))
class EstablishmentQuerySet(models.QuerySet):
"""Extended queryset for Establishment model."""
def search(self, value, locale=None):
"""Search text in JSON fields."""
if locale is not None:
filters = [
{f'name__{locale}__icontains': value},
{f'description__{locale}__icontains': value}
]
return self.filter(reduce(lambda x, y: x | y, [models.Q(**i) for i in filters]))
else:
return self.none()
class Establishment(ProjectBaseMixin, ImageMixin, TraslatedFieldsMixin):
"""Establishment model."""
name = TJSONField(blank=True, null=True, default=None,
verbose_name=_('Name'), help_text='{"en-GB":"some text"}')
description = TJSONField(blank=True, null=True, default=None,
verbose_name=_('Description'),
help_text='{"en-GB":"some text"}')
public_mark = models.PositiveIntegerField(blank=True, null=True,
default=None,
verbose_name=_('Public mark'),)
toque_number = models.PositiveIntegerField(blank=True, null=True,
default=None,
verbose_name=_('Toque number'),)
establishment_type = models.ForeignKey(EstablishmentType,
related_name='establishment',
on_delete=models.PROTECT,
verbose_name=_('Type'))
establishment_subtypes = models.ManyToManyField(EstablishmentSubType,
related_name='subtype_establishment',
verbose_name=_('Subtype'))
address = models.ForeignKey(Address, blank=True, null=True, default=None,
on_delete=models.PROTECT,
verbose_name=_('Address'))
price_level = models.PositiveIntegerField(blank=True, null=True,
default=None,
verbose_name=_('Price level'))
awards = generic.GenericRelation(to='main.Award')
tags = generic.GenericRelation(to='main.MetaDataContent')
reviews = generic.GenericRelation(to='review.Review')
objects = EstablishmentQuerySet.as_manager()
class Meta:
"""Meta class."""
verbose_name = _('Establishment')
verbose_name_plural = _('Establishments')
# todo: recalculate toque_number
def recalculate_toque_number(self):
self.toque_number = 4
def recalculate_price_level(self, low_price=None, high_price=None):
if low_price is None or high_price is None:
low_price, high_price = self.get_price_level()
# todo: calculate price level
self.price_level = 3
def get_price_level(self):
country = self.address.city.country
return country.low_price, country.high_price
@property
def subtypes(self):
return EstablishmentSubType.objects.filter(
subtype_establishment=self,
establishment_type=self.establishment_type,
establishment_type__use_subtypes=True)
def set_establishment_type(self, establishment_type):
self.establishment_type = establishment_type
self.establishment_subtypes.exclude(
establishement_type=establishment_type).delete()
def add_establishment_subtype(self, establishment_subtype):
if establishment_subtype.establishment_type != self.establishment_type:
raise ValidationError('Establishment type of subtype does not match')
self.establishment_subtypes.add(establishment_subtype)
class EstablishmentScheduleQuerySet(models.QuerySet):
"""QuerySet for model EstablishmentSchedule"""
class EstablishmentSchedule(BaseAttributes):
"""Establishment schedule model."""
establishment = models.OneToOneField(Establishment,
related_name='schedule',
on_delete=models.CASCADE,
verbose_name=_('Establishment'))
schedule = models.ManyToManyField(to='timetable.Timetable',
verbose_name=_('Establishment schedule'))
objects = EstablishmentScheduleQuerySet.as_manager()
class Meta:
"""Meta class"""
verbose_name = _('Establishment schedule')
verbose_name_plural = _('Establishment schedules')
class Contact(models.Model):
"""Contact model."""
establishment = models.ForeignKey(
Establishment, related_name='contacts', on_delete=models.CASCADE)
address = models.ForeignKey('location.Address', on_delete=models.CASCADE)
class Meta:
verbose_name = _('contact')
verbose_name_plural = _('contacts')
class ContactPhone(models.Model):
"""Contact phone model."""
contact = models.ForeignKey(
Contact, related_name='phones', on_delete=models.CASCADE)
phone = PhoneNumberField()
class Meta:
verbose_name = _('contact phone')
verbose_name_plural = _('contact phones')
def __str__(self):
return f'{self.phone.as_e164}'
class ContactEmail(models.Model):
"""Contact email model."""
contact = models.ForeignKey(
Contact, related_name='emails', on_delete=models.CASCADE)
email = models.EmailField()
class Meta:
verbose_name = _('contact email')
verbose_name_plural = _('contact emails')
def __str__(self):
return f'{self.email}'
#
# class Wine(TraslatedFieldsMixin, models.Model):
# """Wine model."""
# establishment = models.ForeignKey(
# 'establishment.Establishment', verbose_name=_('establishment'),
# on_delete=models.CASCADE)
# bottles = models.IntegerField(_('bottles'))
# price_min = models.DecimalField(
# _('price min'), max_digits=14, decimal_places=2)
# price_max = models.DecimalField(
# _('price max'), max_digits=14, decimal_places=2)
# by_glass = models.BooleanField(_('by glass'))
# price_glass_min = models.DecimalField(
# _('price min'), max_digits=14, decimal_places=2)
# price_glass_max = models.DecimalField(
# _('price max'), max_digits=14, decimal_places=2)
#
#
# class Plate(TraslatedFieldsMixin, models.Model):
# """Plate model."""
#
# STARTER = 0
# MAIN = 1
# COURSE = 2
# DESSERT = 3
#
# PLATE_TYPE_CHOICES = (
# (STARTER, _('starter')),
# (MAIN, _('main')),
# (COURSE, _('course')),
# (DESSERT, _('dessert')),
# )
# name = models.CharField(_('name'), max_length=255)
# plate_type = models.PositiveSmallIntegerField(_('plate_type'), choices=PLATE_TYPE_CHOICES)
# description = TJSONField(
# blank=True, null=True, default=None, verbose_name=_('description'),
# help_text='{"en-GB":"some text"}')
# price = models.DecimalField(
# _('price'), max_digits=14, decimal_places=2)
# is_signature_plate = models.BooleanField(_('is signature plate'))
# currency = models.ForeignKey(
# 'main.Currency', verbose_name=_('currency'), on_delete=models.CASCADE)
#
# menu = models.ManyToManyField(to='Plate', verbose_name=_(''), through='establishment.Menu')
#
# class Meta:
# verbose_name = _('plate')
# verbose_name_plural = _('plates')
#
# def __str__(self):
# return f'plate_id:{self.id}'
#
#
# class Menu(TraslatedFieldsMixin, BaseAttributes):
# """Menu model."""
# establishment = models.ForeignKey(
# 'establishment.Establishment', verbose_name=_('establishment'),
# on_delete=models.CASCADE)
# plate = models.ForeignKey(Plate, verbose_name=_('menu'), on_delete=models.CASCADE)
#
# class Meta:
# verbose_name = _('menu')
# verbose_name_plural = _('menu')