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416 lines
16 KiB
416 lines
16 KiB
from django.db import models
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from django.contrib.postgres.fields import ArrayField
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from decimal import *
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from django.db.models import Count, Min, Sum
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from accounts.models import Profile
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from main.models import STARS_CHOICES
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from store.alemtat import alemtat_get_cities_tuple, alemtat_get_services_tuple
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FIELD_TYPE_CHAR = 'char'
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FIELD_TYPE_INT = 'int'
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FIELD_TYPE_DECIMAL = 'decimal'
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FIELD_TYPE_SELECT = 'select'
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FIELD_TYPE_CHOICES = (
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(FIELD_TYPE_CHAR, 'Строка'),
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(FIELD_TYPE_INT, 'Целое число'),
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(FIELD_TYPE_DECIMAL, 'Дробное число'),
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(FIELD_TYPE_SELECT, 'Список'),
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)
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def photo_filename(instance, filename):
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from slugify import slugify_filename
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return 'photo_uploads/' + slugify_filename(filename)
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class Category(models.Model):
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title = models.CharField('Наименование', max_length=256, default='')
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h1 = models.CharField('Заголовок h1', max_length=256, default='', null=True, blank=True)
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meta_keyw = models.TextField('Мета ключевые слова', default='', null=True, blank=True)
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meta_desc = models.TextField('Мета описание', default='', null=True, blank=True)
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meta_text = models.TextField('Мета текст', default='', null=True, blank=True)
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slug = models.SlugField('Ссылка', max_length=256, default='')
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description = models.TextField(
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'Описание', default='', null=True, blank=True)
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parent = models.ForeignKey(
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'self', default=None, null=True, blank=True, related_name='childs',
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verbose_name='Родительская категория')
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hide_products = models.BooleanField('Показывать дочерние категории вместо товаров', default=False)
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image = models.ImageField('Картинка', upload_to=photo_filename, default=None, null=True, blank=True)
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attributes = models.ManyToManyField(
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'Attribute', through='AttributeForCategory')
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priority = models.IntegerField('Приоритет', default=0)
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class Meta:
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verbose_name = 'категория'
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verbose_name_plural = 'категории'
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def __str__(self):
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titles = []
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for p in self.get_parents():
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titles.append(p.title)
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if titles:
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return '{} > {}'.format(' > '.join(titles), self.title)
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else:
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return self.title
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def get_absolute_url(self):
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retval = '/store/'
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for p in self.get_parents():
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retval += p.slug + '/'
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retval += self.slug + '/'
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return retval
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def get_parents(self):
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retval = []
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current_category = self.parent
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while current_category is not None:
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retval.append(current_category)
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current_category = current_category.parent
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retval.reverse()
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return retval
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def get_all_products(self):
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return Product.objects.filter(categories__in=self.get_all_childs())
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def get_all_childs(self, include_self=True):
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r = ()
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r += (self,)
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for c in self.childs.all():
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r += c.get_all_childs(include_self=False)
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return r
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def brands(self):
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brand_qs = self.get_all_products().values(
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'brand').annotate(count_brands=Count('brand'))
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brand_pks = [v['brand'] for v in brand_qs]
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return Brand.objects.filter(pk__in=brand_pks).order_by('title')
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def get_childs_ordered_by_count(self):
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return self.childs.annotate(Count('childs')).order_by('priority') # , '-childs__count')
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class Attribute(models.Model):
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title = models.CharField('Наименование', max_length=256, default='')
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slug = models.SlugField('Ссылка', max_length=256, default='')
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class Meta:
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verbose_name = 'атрибут'
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verbose_name_plural = 'атрибуты'
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def __str__(self):
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return self.title
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class AttributeForCategory(models.Model):
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category = models.ForeignKey(
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Category, verbose_name='Категория', related_name='attr_cat')
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attribute = models.ForeignKey(
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Attribute, verbose_name='Атрибут в категории',
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related_name='for_category')
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field_type = models.CharField(
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'Тип атрибута', choices=FIELD_TYPE_CHOICES,
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default='char', max_length=10)
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choises_array = ArrayField(
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models.CharField(max_length=50), blank=True, default=[])
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priority = models.IntegerField('Приоритет', default=0)
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class Meta:
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verbose_name = 'атрибут в категории'
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verbose_name_plural = 'атрибуты в категориях'
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def __str__(self):
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if self.field_type == FIELD_TYPE_SELECT:
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return '{}: {} ({}: {})'.format(
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self.category.title, self.attribute.title,
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self.get_field_type_display(), self.choises_array)
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else:
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return '{}: {} ({})'.format(
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self.category.title, self.attribute.title,
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self.get_field_type_display())
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def get_posible_values(self):
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retval = []
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for val in self.in_product.all():
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if self.field_type == FIELD_TYPE_INT:
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if int(val.value) not in retval:
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retval.append(int(val.value))
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elif self.field_type == FIELD_TYPE_DECIMAL:
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if Decimal(val.value) not in retval:
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retval.append(Decimal(val.value))
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elif self.field_type == FIELD_TYPE_CHAR:
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if val.value not in retval:
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retval.append(val.value)
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retval.sort()
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return retval
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class Brand(models.Model):
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title = models.CharField('Наименование', max_length=256, default='')
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slug = models.SlugField('Ссылка', max_length=256, default='')
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image = models.ImageField('Логотип (60px в высоту)', upload_to=photo_filename, default=None, blank=True, null=True)
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class Meta:
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verbose_name = 'бренд'
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verbose_name_plural = 'бренды'
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def __str__(self):
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return self.title
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# class Image(models.Model):
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# image = models.ImageField('Картинка',
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# upload_to=os.path.join(settings.BASE_DIR, "static", 'uploads'))
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class Product(models.Model):
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title = models.CharField('Наименование', max_length=256, default='')
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slug = models.SlugField('Ссылка', max_length=256, default='')
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categories = models.ManyToManyField(
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Category, verbose_name='Категории', related_name='products')
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description = models.TextField(
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'Описание', default='', null=True, blank=True)
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brand = models.ForeignKey(Brand, verbose_name='Брэнд')
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attirbutes = models.ManyToManyField(
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AttributeForCategory, through='AttributesInProduct')
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is_leader = models.BooleanField('Лидер продаж', default=False)
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on_main = models.BooleanField('На главной', default=False)
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priority = models.IntegerField('Приоритет для главной', default=0)
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class Meta:
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verbose_name = 'товар'
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verbose_name_plural = 'товары'
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def __str__(self):
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return self.title
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def main_image(self):
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try:
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return self.images.order_by('-is_main')[0].image
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except:
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return None
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def in_stock(self):
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return self.variations.filter(in_stock__gt=0).count()
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def min_price_variation(self):
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min_v = None
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for v in self.variations.all():
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if not min_v:
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min_v = v
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else:
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if v.get_price() < min_v.get_price():
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min_v = v
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return min_v
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def min_price(self, profile=None):
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return self.min_price_variation().get_price(profile)
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def is_discount(self):
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return self.variations.filter(discount__gt=0).count() > 0
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def get_stars(self):
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fb_count = self.feedback.count()
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fb_sum = self.feedback.aggregate(Sum('stars'))
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if fb_count:
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return int(fb_sum / fb_count)
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else:
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return 0
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# retval = self.variations.filter(in_stock__gt=0).aggregate(
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# Min('price'))['price__min'] or 0
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# if not retval:
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# retval = self.variations.aggregate(Min('price'))['price__min'] or 0
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#
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# if retval > 10000:
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# return int(retval * Decimal('.95'))
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# else:
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# return int(retval * Decimal('.93'))
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def get_absolute_url(self):
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retval = '/store/'
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main_category = self.categories.last()
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for p in main_category.get_parents():
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retval += p.slug + '/'
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retval += main_category.slug + '/product-' + self.slug
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return retval
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class ProductVariation(models.Model):
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product = models.ForeignKey(
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Product, verbose_name='Товар', related_name='variations')
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variation = models.CharField('Вариация', max_length=512, default='')
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price = models.IntegerField(
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'Цена (тенге)', default=0, null=False, blank=False)
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in_stock = models.IntegerField(
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'В наличии (шт.)', default=1, null=False, blank=False)
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article = models.CharField(
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'Артикул', max_length=32, null=True, blank=True, default='')
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weight = models.FloatField('Вес (кг)', default=0.1, null=False, blank=False)
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discount = models.IntegerField('Скидка %', default=0, blank=False, null=False)
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class Meta:
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verbose_name = 'разновидность товара'
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verbose_name_plural = 'разновидности товаров'
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def __str__(self):
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return self.variation
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def get_price(self, profile=None):
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#import pdb; pdb.set_trace()
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if profile and profile.is_authenticated() and self.product.brand.slug in ['beuchat', 'scorpena']:
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return int(self.price - (self.price / Decimal(100) * Decimal(profile.sale)))
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else:
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if self.discount:
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return int(self.price - (self.price / 100 * self.discount))
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else:
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if self.price > 10000:
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return int(self.price * Decimal('.95'))
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else:
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return int(self.price * Decimal('.93'))
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class AttributesInProduct(models.Model):
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attribute = models.ForeignKey(
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AttributeForCategory, verbose_name='Атрибут в категории',
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related_name='in_product')
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product = models.ForeignKey(
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Product, verbose_name='Товар', related_name='product_attributes')
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value = models.CharField(
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'Значение', max_length=64, default=None, blank=True, null=True)
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class Meta:
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verbose_name = 'атрибут в товаре'
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verbose_name_plural = 'атрибуты в товарах'
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class SlugImageField(models.ImageField):
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pass
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class ImageInProduct(models.Model):
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image = models.ImageField('Картинка', upload_to=photo_filename)
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product = models.ForeignKey(
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Product, verbose_name='Товар', related_name='images')
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is_main = models.BooleanField('Главная', default=False)
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class Meta:
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verbose_name = 'фото товара'
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verbose_name_plural = 'фото товаров'
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def __str__(self):
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return '{}: {}'.format(self.pk, self.product.title)
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STATUS_CHOICES = (
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(0, 'Ожидает оплаты'),
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(1, 'Формирование посылки'),
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(2, 'Ожидает отправки'),
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(3, 'Отправлено'),
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(4, 'Отменен'),
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(5, 'Выполнен'),
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)
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KAZPOST_CITIES = (
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(1, "Астана"),
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(2, "Актобе"),
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(3, "Актау"),
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(4, "Алматы"),
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(5, "Атырау"),
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(6, "Караганда"),
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(7, "Кызылорда"),
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(8, "Кокшетау"),
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(9, "Костанай"),
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(10, "Павлодар"),
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(11, "Петропавловск"),
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(12, "Тараз"),
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(13, "Усть-Каменогорск"),
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(14, "Уральск"),
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(15, "Шымкент"),
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(16, "Талдыкорган")
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)
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class OrderData(models.Model):
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created = models.DateTimeField('Дата и время', auto_now_add=True, editable=False)
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edited = models.DateTimeField('Изменено', auto_now=True, editable=False)
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profile = models.ForeignKey(Profile, default=None, null=True, blank=False,
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related_name='orders')
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first_name = models.CharField(
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'Имя', max_length=64, blank=False, null=False)
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last_name = models.CharField(
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'Фамилия', max_length=64, blank=False, null=False)
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phone = models.CharField(
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'Номер мобильного телефона', max_length=15, blank=False, null=False)
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email = models.EmailField(
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'Email', blank=False, null=False)
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city = models.CharField(
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'Город Алемтат', max_length=20, blank=True, null=True, choices=alemtat_get_cities_tuple())
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deliv_service = models.CharField(
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'Почтовая служба', max_length=20, blank=True, null=True, default='alemtat')
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kazpost_city = models.IntegerField(
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'Город Казпочта', blank=True, null=True, choices=KAZPOST_CITIES)
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address = models.CharField(
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'Адрес', max_length=100, blank=False, null=False)
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deliv_type = models.CharField(
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'Способ Алемтат', max_length=2, blank=True, null=True, default='',
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choices=alemtat_get_services_tuple())
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items = models.CharField(
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'Товары', max_length=256, blank=False, null=False, default='')
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amount = models.FloatField(
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'Сумма', blank=False, null=False, default=0.0)
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status = models.IntegerField('Статус', default=0, null=False, blank=False,
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choices=STATUS_CHOICES)
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class Meta:
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verbose_name = 'заказ'
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verbose_name_plural = 'заказы'
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def __str__(self):
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return '{} {}: {}'.format(
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self.first_name,
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self.last_name,
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self.amount
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)
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def get_status(self):
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return 'Ожидает оплаты'
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def get_items(self):
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retval = ()
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for item in eval(self.items):
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variation_id = list(item.keys())[0]
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variation_count = list(item.values())[0]
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variation = ProductVariation.objects.get(pk=variation_id)
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retval += ((variation, variation_count),)
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return retval
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def get_city(self):
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if self.city:
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return self.get_city_display()
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else:
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return self.get_kazpost_city_display()
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def get_deliv_type(self):
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if self.deliv_type:
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return self.get_deliv_type_display()
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else:
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return 'Авиапочта EMS'
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class ProductFeedback(models.Model):
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created = models.DateTimeField('Дата и время', auto_now_add=True, editable=False)
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name = models.CharField('Имя', max_length=45, null=False, blank=False)
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email = models.EmailField('Email (не будет опубликован)', null=False, blank=False)
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text = models.TextField('Комментарий', null=False, blank=False)
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stars = models.IntegerField('Оценка', default=5, choices=STARS_CHOICES)
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product = models.ForeignKey(Product, related_name='feedback')
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class Meta:
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verbose_name = 'отзыв о товаре'
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verbose_name_plural = 'отзывы о товарах'
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def __str__(self):
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return '{}: {}'.format(self.name, self.product.title)
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