from django.shortcuts import get_object_or_404
from django.views.generic import TemplateView

from shop.filters import ProductFilter
from shop.mixins import FilteredQuerysetMixin, PaginatedQuerysetMixin
from shop.models import Product


class IndexView(TemplateView):
    template_name = "shop/index.html"


class ListProducts(TemplateView, FilteredQuerysetMixin, PaginatedQuerysetMixin):
    template_name = "shop/list_products.html"
    queryset = Product.objects.all()
    filter_class = ProductFilter

    def get_context_data(self, **kwargs):
        qs = self.get_queryset()
        products = self.get_paginated_queryset(qs)

        return {
            "products": products,
        }


class ProductDetail(TemplateView):
    template_name = "shop/product_detail.html"

    def get_context_data(self, pk, **kwargs):
        product = get_object_or_404(Product, pk=pk)

        return {
            "product": product,
        }


index = IndexView.as_view()
list_products = ListProducts.as_view()
product_detail = ProductDetail.as_view()