feat: Add delete confirm view

Also refactor the delete view as class based view.
The wish template now has a readonly mode

docker-compose.yml

@@ -14,3 +14,4 @@ services:
       - ./wishlist-db/:/app/db/
     environment:
       - DEBUG=True
+      - SECRET_KEY=Test

templates/wishlist/wish_confirm_delete.html

+{% extends 'wishlist/wishlist-base.html' %}
+
+{% block content %}
+    <form action="" method="post" class="m-auto w-3/4">
+        {% csrf_token %}
+        <div class="card bg-base-100  shadow-xl">
+            <div class="card-body">
+                <h2 class="card-title text-2xl">Wunsch wirklich löschen?</h2>
+                {% include "wishlist/wish_template.html" with wish=wish readonly=True %}
+                <div class="card-actions justify-end mt-4">
+                    <input type="submit" class="btn btn-secondary" value="Cancel" name="cancel" />
+                    <input type="submit" class="btn btn-error" value="Confirm deletion" name="confirm_delete" />
+                </div>
+            </div>
+        </div>
+    </form>
+{% endblock %}

templates/wishlist/wish_template.html

@@ -47,6 +47,7 @@
                    rel="noopener noreferrer">Link</a>
             </div>
         {% endif %}
+        {% if not readonly %}
             <div class="card-actions">
                 {% if wish.owner == user %}
                     <a class="btn btn-sm"
@@ -64,13 +65,14 @@
                     </a>
                 {% endif %}
             </div>
+        {% endif %}
         {% if wish.dependent_wishes.all %}
             <div class="collapse collapse-arrow {% if wish.reserved_by.all|length > 0 %}collapse-open{% endif %}">
                 <input type="checkbox" />
                 <div class="collapse-title text-xl font-medium">Abhängige Wünsche</div>
                 <div class="collapse-content">
                     {% for dep_wish in wish.dependent_wishes.all %}
-                        {% include "wishlist/wish_template.html" with wish=dep_wish %}
+                        {% include "wishlist/wish_template.html" with wish=dep_wish readonly=readonly %}
                     {% endfor %}
                 </div>
             </div>

urls.py

@@ -8,7 +8,7 @@ urlpatterns = [
     path(
         "wish/add/<int:list_owner>", views.CreateWishView.as_view(), name="createWish"
     ),
-    path("wish/delete/<int:wish_id>", views.deleteWishView, name="deleteWish"),
+    path("wish/delete/<int:pk>", views.DeleteWishView.as_view(), name="deleteWish"),
     path(
         "wish/favorite/<int:wish_id>", views.toggleFavoriteView, name="toggleFavorite"
     ),

views.py

@@ -7,7 +7,7 @@ from django.forms import modelform_factory
 from django.http import HttpResponseRedirect, HttpRequest
 from django.shortcuts import render, get_object_or_404
 from django.urls import reverse
-from django.views.generic import CreateView, UpdateView, ListView
+from django.views.generic import CreateView, UpdateView, ListView, DeleteView
 
 from wishlist.mixins import IsWishOwnerMixin
 from wishlist.models import Wish, Reservation, Group
@@ -114,6 +114,13 @@ class CreateWishView(LoginRequiredMixin, CreateView):
         return context
 
 
+class DeleteWishView(LoginRequiredMixin, IsWishOwnerMixin, DeleteView):
+    model = Wish
+
+    def get_success_url(self):
+        return reverse("wishList", kwargs={"list_owner": self.request.GET["list_owner"]})
+
+
 @login_required
 def deleteWishView(request, wish_id):
     wish = get_object_or_404(Wish, pk=wish_id)