Parsa Nazer
122 lines
5.1 KiB
Python
122 lines
5.1 KiB
Python
from django.shortcuts import render, get_object_or_404, redirect
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from rest_framework.views import APIView, Response
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from product.models import ProductModel, SubCategoryModel, MainCategoryModel, ProductVariant
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from product.serializers import SubCategorySerializer, DynamicProductSerializer, MainCategorySerializer
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from .serializers import *
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from .models import *
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from rest_framework import status
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from django.views import View
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from django.db.models import Prefetch
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from django.core.cache import cache
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class ChangeViewVideo(View):
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def get(self, request, pk):
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videomodel = get_object_or_404(LearnVideoModel, pk=pk)
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videomodel.viewd = not videomodel.viewd
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videomodel.save()
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return redirect('admin:home_learnvideomodel_changelist')
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class HomeView(APIView):
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authentication_classes = []
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def get(self, request):
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# Check cache first for anonymous users
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cache_key = 'home_view_data_anonymous'
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if not request.user.is_authenticated:
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cached_data = cache.get(cache_key)
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if cached_data:
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return Response(cached_data, status=status.HTTP_200_OK)
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sliders = SliderModel.objects.only('id', 'link', 'title', 'description', 'image', 'video')[:10]
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slider_ser = SliderSerializer(instance=sliders, many=True, context={'request': request})
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main_categories = MainCategoryModel.objects.filter(
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show_in_home=True
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).prefetch_related('subcategorys')
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main_category_ser = MainCategorySerializer(instance=main_categories, many=True, context={'request': request})
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# Optimize variant prefetching - prefetch all variants, limit applied in serializer
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variant_prefetch = Prefetch(
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'variants',
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ProductVariant.objects.prefetch_related('images').order_by('-discount', 'price')
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)
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# Top seller products
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top_seller_products = ProductModel.objects.filter(
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show_in_top_seller=True
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).select_related('category', 'shop').prefetch_related(
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variant_prefetch
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).only('id', 'name', 'image', 'rating', 'slug', 'category', 'shop')[:20]
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top_seller_products_ser = DynamicProductSerializer(
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instance=top_seller_products,
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many=True,
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context={'request': request, 'view_type': 'list'}
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)
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# Lot of discount products
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lot_of_discount_products = ProductModel.objects.filter(
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show_in_lot_of_discount=True
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).select_related('category', 'shop').prefetch_related(
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variant_prefetch
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).only('id', 'name', 'image', 'rating', 'slug', 'category', 'shop')[:20]
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lot_of_discount_products_ser = DynamicProductSerializer(
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instance=lot_of_discount_products,
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many=True,
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context={'request': request, 'view_type': 'list'}
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)
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# Most viewed products
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most_viewed_products = ProductModel.objects.filter(
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show_in_most_viewed=True
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).select_related('category', 'shop').prefetch_related(
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variant_prefetch
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).only('id', 'name', 'image', 'rating', 'slug', 'category', 'shop')[:20]
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most_viewed_products_ser = DynamicProductSerializer(
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instance=most_viewed_products,
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many=True,
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context={'request': request, 'view_type': 'list'}
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)
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# Trends products
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trends_products = ProductModel.objects.filter(
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show_in_trends=True
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).select_related('category', 'shop').prefetch_related(
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variant_prefetch
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).only('id', 'name', 'image', 'rating', 'slug', 'category', 'shop')[:20]
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trends_products_ser = DynamicProductSerializer(
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instance=trends_products,
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many=True,
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context={'request': request, 'view_type': 'list'}
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)
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home_image = HomeImageModel.objects.only(
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'id', 'image1', 'image2', 'title1', 'title2',
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'description1', 'description2', 'link1', 'link2',
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'video1', 'video2'
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).first()
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home_image_ser = HomeImageSerializer(instance=home_image, context={'request': request})
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show_cases = ShowCaseSlider.objects.only(
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'id', 'title', 'description', 'image1', 'image2', 'image3', 'background_image'
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)[:10]
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show_cases_ser = ShowCaseSliderSerialzier(instance=show_cases, many=True, context={'request': request})
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response = {
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'sliders': slider_ser.data,
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'main_categories': main_category_ser.data,
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'products': [],
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'top_seller_products': top_seller_products_ser.data,
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'lot_of_discount_products': lot_of_discount_products_ser.data,
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'most_viewed_products': most_viewed_products_ser.data,
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'trends_products': trends_products_ser.data,
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'difreance_section': home_image_ser.data,
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'show_case_slider': show_cases_ser.data
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}
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# Cache for anonymous users only (avoid issues with user-specific data)
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if not request.user.is_authenticated:
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cache.set(cache_key, response, 60 * 5) # 5 minutes cache
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return Response(response, status=status.HTTP_200_OK) |