feat: update cart with custom trigger

theme/templates/theme/base.html

@@ -7,7 +7,7 @@
   <title>{{ title }}</title>
 
   {% include "theme/seo.html" %}
-
+  <link rel="shortcut icon" type="image/png" href="{% static 'favicon.ico' %}"/>
   <script src="https://unpkg.com/htmx.org@2.0.3"></script>
 
   {% tailwind_css %}

web/templates/components/cart/cart_dropdown.html

@@ -1,57 +0,0 @@
-{% load i18n %}
-
-<div class="grid grid-cols-2">
-
-  {% if cart.items.count == 0 %}
-    <h2 class="text-sm font-medium text-gray-900 dark:text-white">No hay nada en el carrito</h2>
-  {% endif %}
-
-  {% for cart_item in cart.items.all %}
-    <div>
-      <a href="#"
-         class="truncate text-sm font-semibold leading-none text-gray-900 dark:text-white hover:underline">{{ cart_item.product.name }}</a>
-      <p
-        class="mt-0.5 truncate text-sm font-normal text-gray-500 dark:text-gray-400">{{ cart_item.product.price.price_with_tax }}</p>
-    </div>
-
-    <div class="flex items-center justify-end gap-6">
-      <p
-        class="text-sm font-normal leading-none text-gray-500 dark:text-gray-400">{% translate 'Cantidad' %}: {{ cart_item.quantity }}</p>
-
-      <form hx-post="{% url 'web:delete_cart_item' pk=cart_item.pk %}"
-            hx-swap="none">
-
-        <button data-tooltip-target="tooltipRemoveItem1a" type="submit"
-                class="text-red-600 hover:text-red-700 dark:text-red-500 dark:hover:text-red-600"
-        >
-          {% csrf_token %}
-          <span class="sr-only">{% translate 'Quitar' %}</span>
-          <svg class="h-4 w-4" aria-hidden="true" xmlns="http://www.w3.org/2000/svg" fill="currentColor"
-               viewBox="0 0 24 24">
-            <path fill-rule="evenodd"
-                  d="M2 12a10 10 0 1 1 20 0 10 10 0 0 1-20 0Zm7.7-3.7a1 1 0 0 0-1.4 1.4l2.3 2.3-2.3 2.3a1 1 0 1 0 1.4 1.4l2.3-2.3 2.3 2.3a1 1 0 0 0 1.4-1.4L13.4 12l2.3-2.3a1 1 0 0 0-1.4-1.4L12 10.6 9.7 8.3Z"
-                  clip-rule="evenodd"/>
-          </svg>
-        </button>
-      </form>
-
-
-      <div id="tooltipRemoveItem1a" role="tooltip"
-           class="tooltip invisible absolute z-10 inline-block rounded-lg bg-gray-900 px-3 py-2 text-sm font-medium text-white opacity-0 shadow-sm transition-opacity duration-300 dark:bg-gray-700"
-      >
-        Remove item
-        <div class="tooltip-arrow" data-popper-arrow></div>
-      </div>
-    </div>
-  {% endfor %}
-
-</div>
-
-{% if cart.items.count > 0 %}
-  <a href="#" title=""
-     class="mb-2 me-2 inline-flex w-full items-center justify-center rounded-lg bg-primary-700 px-5 py-2.5 text-sm
-     font-medium text-white hover:bg-primary-800 focus:outline-none focus:ring-4 focus:ring-primary-300
-     dark:bg-primary-600 dark:hover:bg-primary-700 dark:focus:ring-primary-800"
-     role="button"> {% translate 'Ir a pagar' %}
-  </a>
-{% endif %}

web/templates/components/generic/navbar.html

@@ -46,7 +46,7 @@
 
         {% include 'components/theme-switch.html' %}
         <!-- Show/Hide cart -->
-        <div id="navbar-cart-dropdown" hx-get="{% url 'web:cart_dropdown' %}" hx-trigger="load"></div>
+        <div id="navbar-cart-dropdown" hx-get="{% url 'web:cart_dropdown' %}" hx-trigger="load, updated-cart from:body"></div>
 
         {% if request.user.is_authenticated %}
           <!-- Show/Hide user account dropdown -->

web/views.py

@@ -38,7 +38,7 @@ class ProductDetail(TemplateView):
 )
 def add_cart_item(request, *args, **kwargs):
     product = get_object_or_404(Product, pk=request.POST.get("product"))
-    response = HttpResponse(status=201)
+    response = HttpResponse(status=201, headers={'HX-Trigger': 'updated-cart'})
 
     if not request.user.is_authenticated:
         cart = Cart.objects.create(
@@ -72,7 +72,7 @@ def delete_cart_item(request, pk, *args, **kwargs):
     cart = get_cart(request)
     cart_item = get_object_or_404(CartItem, pk=pk, cart=cart)
     cart_item.delete()
-    return HttpResponse(status=204)
+    return HttpResponse(status=204, headers={'HX-Trigger': 'updated-cart'})
 
 
 index = IndexView.as_view()