Files
shoppy/web/views/web.py
T

140 lines
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Python

from django.http.response import HttpResponse, JsonResponse
from django.shortcuts import get_object_or_404
from django.utils.text import gettext_lazy as _
from django.views.decorators.http import require_http_methods
from django.views.generic import TemplateView
from shop.models import CartItem, Product
from web.models import WebSettings
from web.settings import ANONYMOUS_CART_ID_COOKIE_NAME
from web.utils import get_or_create_cart
class IndexView(TemplateView):
template_name = "web/index.html"
def get_context_data(self, **kwargs):
settings = WebSettings.load()
return {
"title": settings.web_title,
"web_title": settings.web_title,
"description": settings.web_description,
}
class ProductDetail(TemplateView):
template_name = "web/product_detail.html"
def get_context_data(self, pk, slug, **kwargs):
settings = WebSettings.load()
product = get_object_or_404(Product, pk=pk)
return {
"product": product,
"title": product.name,
"web_title": settings.web_title,
"description": product.description,
"image": product.images.first(),
}
class CartDetail(TemplateView):
template_name = "web/cart_detail.html"
def get_context_data(self, **kwargs):
web_settings = WebSettings.load()
cart, created = get_or_create_cart(self.request)
cart_items = CartItem.objects.filter(cart=cart).prefetch_related("product")
return {
"cart": cart,
"items": cart_items,
"title": web_settings.web_title,
"description": _("resumen del carrito"),
}
@require_http_methods(
[
"POST",
]
)
def add_cart_item(request, *args, **kwargs):
product = get_object_or_404(Product, pk=request.POST.get("product"))
cart, created = get_or_create_cart(request)
response = HttpResponse(status=201, headers={"HX-Trigger": "updated-cart"})
if created and request.user.is_anonymous:
response.set_cookie(ANONYMOUS_CART_ID_COOKIE_NAME, cart.uuid)
# Comprobamos si existe una línea de carrito para ese carrito de ese producto
existing_cart_item = CartItem.objects.filter(cart=cart, product=product).first()
# Si existe, simplemente le sumamos la cantidad a la línea ya existente
if existing_cart_item is not None:
existing_cart_item.quantity += int(request.POST.get("quantity"))
existing_cart_item.save()
# Si no, lo creamos
else:
CartItem.objects.create(
cart=cart,
quantity=request.POST.get("quantity"),
product=product,
)
return response
@require_http_methods(
[
"POST",
]
)
def delete_cart_item(request, pk, *args, **kwargs):
cart, created = get_or_create_cart(request)
cart_item = get_object_or_404(CartItem, pk=pk, cart=cart)
cart_item.delete()
return HttpResponse(status=204, headers={"HX-Trigger": "updated-cart"})
def manifest(request, *args, **kwargs):
settings = WebSettings.load()
data = {
"name": settings.web_title,
"short_name": settings.web_title,
"start_url": "/",
"background_color": settings.bg_color,
"theme_color": settings.theme_color,
"icons": [],
"display": "standalone",
"orientation": "portrait",
}
if settings.logo_240:
data["icons"].append(
{
"src": settings.logo_240.url,
"sizes": "240x240",
"type": "image/png",
"purpose": "maskable any",
}
)
if settings.logo_128:
data["icons"].append(
{
"src": settings.logo_128.url,
"sizes": "240x240",
"type": "image/png",
"purpose": "maskable any",
}
)
return JsonResponse(data)
index = IndexView.as_view()
product_detail = ProductDetail.as_view()
cart_detail = CartDetail.as_view()