get radius ubications
This commit is contained in:
Diego Calvo
@@ -7,6 +7,7 @@ from django.db.models import Q
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from django.core import serializers
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from django.core import serializers
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from django.core.validators import validate_email
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from django.core.validators import validate_email
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from django.contrib.auth import get_user_model
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from django.contrib.auth import get_user_model
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from django.contrib.gis.geos import Point
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from django.template.loader import render_to_string
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from django.template.loader import render_to_string
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from django.core.mail import EmailMessage
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from django.core.mail import EmailMessage
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from django.db.models import Max, Min
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from django.db.models import Max, Min
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@@ -176,109 +177,122 @@ def product_search(request):
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price_min = request.GET.get('price_min', None)
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price_min = request.GET.get('price_min', None)
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price_max = request.GET.get('price_max', None)
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price_max = request.GET.get('price_max', None)
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order = request.GET.get('order', '')
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order = request.GET.get('order', '')
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latitude = request.GET.get('latitude', None)
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longitude = request.GET.get('longitude', None)
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try:
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# try:
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# we collect our results here
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# we collect our results here
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result_set = set()
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result_set = set()
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# values for response
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# values for response
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prices = {
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prices = {
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'min': None,
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'min': None,
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'max': None,
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'max': None,
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}
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}
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if not q:
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if not q:
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# filter entire queryset
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# filter entire queryset
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products_qs = Product.objects.filter(active=True)
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products_qs = Product.objects.filter(active=True)
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# filter by category
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# filter by category
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if categories is not None:
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if categories is not None:
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descendants = []
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descendants = []
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for entry in categories:
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for entry in categories:
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cat = CategoryTag.objects.filter(label__iexact=entry).first()
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cat = CategoryTag.objects.filter(label__iexact=entry).first()
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# append category tag, and children
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# append category tag, and children
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descendants.append(cat)
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descendants.append(cat)
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descendants.extend(cat.get_descendants())
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descendants.extend(cat.get_descendants())
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products_qs = products_qs.filter(category__in=descendants)
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products_qs = products_qs.filter(category__in=descendants)
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# filter by tags
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# filter by tags
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if tags is not None:
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if tags is not None:
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products_qs = products_qs.filter(tags__name__icontains=tags)
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products_qs = products_qs.filter(tags__name__icontains=tags)
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# filter by shipping cost
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# filter by shipping cost
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if shipping_cost is True:
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if shipping_cost is True:
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# only instances with shipping costs
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# only instances with shipping costs
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products_qs = products_qs.filter(
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products_qs = products_qs.filter(
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Q(shipping_cost__isnull=False)&
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Q(shipping_cost__isnull=False)&
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Q(shipping_cost__gte=1)
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Q(shipping_cost__gte=1)
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)
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)
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elif shipping_cost is False:
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elif shipping_cost is False:
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# only intances without shpping costs
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# only intances without shpping costs
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products_qs = products_qs.filter(Q(shipping_cost=None)|Q(shipping_cost=0.00))
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products_qs = products_qs.filter(Q(shipping_cost=None)|Q(shipping_cost=0.00))
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# filter by discount
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# filter by discount
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if discount is True:
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if discount is True:
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# only instances with shipping costs
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# only instances with shipping costs
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products_qs = products_qs.filter(
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products_qs = products_qs.filter(
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Q(discount__isnull=False)&
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Q(discount__isnull=False)&
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Q(discount__gte=1)
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Q(discount__gte=1)
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)
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)
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elif discount is False:
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elif discount is False:
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# only intances without shpping costs
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# only intances without shpping costs
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products_qs = products_qs.filter(Q(discount=None)|Q(discount=0.00))
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products_qs = products_qs.filter(Q(discount=None)|Q(discount=0.00))
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# filter by price
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if latitude is not None and longitude is not None:
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if price_min is not None:
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coordinates = (float(longitude), float(latitude))
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products_qs = products_qs.filter(price__gte=price_min)
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# (n km / 40,000 km * 360 degrees) = radius length degrees
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if price_max is not None:
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# Radiuses: 10km, 50km, 200km
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products_qs = products_qs.filter(price__lte=price_max)
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radiuses = [0.09, 0.45, 1.8]
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for radius in reversed(radiuses):
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products_geo_filtered = products_qs.filter(company__geo__dwithin=(Point(coordinates), radius))
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if len(products_geo_filtered) >= 10:
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products_qs = products_geo_filtered
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# get min_price and max_price
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# filter by price
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prices['min'] = products_qs.aggregate(Min('price'))['price__min']
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if price_min is not None:
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prices['max'] = products_qs.aggregate(Max('price'))['price__max']
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products_qs = products_qs.filter(price__gte=price_min)
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# serialize and list data
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if price_max is not None:
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serializer = ProductSerializer(products_qs, many=True)
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products_qs = products_qs.filter(price__lte=price_max)
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result_list = [dict(i) for i in serializer.data]
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else:
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# split query string into single words
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chunks = q.split(' ')
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for chunk in chunks:
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product_set, min_price, max_price = ranked_product_search(chunk, shipping_cost, discount, categories, tags, price_min, price_max)
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# update price values
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if product_set:
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if prices['min'] is None or min_price['price__min'] < prices['min']:
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prices['min'] = min_price['price__min']
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if prices['max'] is None or max_price['price__max'] > prices['max']:
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prices['max'] = max_price['price__max']
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# add to result set
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result_set.update(product_set)
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# serialize and list data
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serializer = SearchResultSerializer(product_set, many=True)
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result_list = [dict(i) for i in serializer.data]
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# extract filters from result_set
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# get min_price and max_price
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filters = extract_search_filters(result_set)
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prices['min'] = products_qs.aggregate(Min('price'))['price__min']
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# order the results
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prices['max'] = products_qs.aggregate(Max('price'))['price__max']
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if order == 'newest':
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# serialize and list data
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# order results by created
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serializer = ProductSerializer(products_qs, many=True)
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result_list = sorted(result_list, key= lambda x:x['created'], reverse=True)
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result_list = [dict(i) for i in serializer.data]
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elif order == 'oldest':
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else:
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# order results by created
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# split query string into single words
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result_list = sorted(result_list, key= lambda x:x['created'], reverse=False)
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chunks = q.split(' ')
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elif q:
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for chunk in chunks:
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# order results by RANK
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product_set, min_price, max_price = ranked_product_search(chunk, shipping_cost, discount, categories, tags, price_min, price_max)
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result_list = sorted(result_list, key= lambda x:x['rank'], reverse=True)
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# update price values
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if product_set:
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if prices['min'] is None or min_price['price__min'] < prices['min']:
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prices['min'] = min_price['price__min']
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if prices['max'] is None or max_price['price__max'] > prices['max']:
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prices['max'] = max_price['price__max']
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# add to result set
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result_set.update(product_set)
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# serialize and list data
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serializer = SearchResultSerializer(product_set, many=True)
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result_list = [dict(i) for i in serializer.data]
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total_results = len(result_list)
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# extract filters from result_set
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# RESULTS PAGINATION
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filters = extract_search_filters(result_set)
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if limit is not None and offset is not None:
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# order the results
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limit = int(limit)
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if order == 'newest':
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offset = int(offset)
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# order results by created
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result_list = result_list[offset:(limit+offset)]
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result_list = sorted(result_list, key= lambda x:x['created'], reverse=True)
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elif limit is not None:
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elif order == 'oldest':
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limit = int(limit)
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# order results by created
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result_list = result_list[:limit]
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result_list = sorted(result_list, key= lambda x:x['created'], reverse=False)
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return Response(data={"filters": filters, "count": total_results, "products": result_list, 'prices': prices})
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elif q:
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except Exception as e:
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# order results by RANK
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return Response({"errors": {"details": str(e)}}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
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result_list = sorted(result_list, key= lambda x:x['rank'], reverse=True)
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total_results = len(result_list)
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# RESULTS PAGINATION
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if limit is not None and offset is not None:
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limit = int(limit)
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offset = int(offset)
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result_list = result_list[offset:(limit+offset)]
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elif limit is not None:
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limit = int(limit)
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result_list = result_list[:limit]
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return Response(data={"filters": filters, "count": total_results, "products": result_list, 'prices': prices})
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# except Exception as e:
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# return Response({"errors": {"details": str(e)}}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
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class CategoryTagAutocomplete(autocomplete.Select2QuerySetView):
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class CategoryTagAutocomplete(autocomplete.Select2QuerySetView):
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