add links on content detail page

Author: tobi-werner

frontend/templates/frontend/content/detail.html

@@ -29,10 +29,11 @@
                             Edit</a>
                     {% endif %}
 
-{#                    TODO: include link add/remove#}
-{#                    {% if is_content_in_coursebook user, course, content %}#}
-{#                        <p>TEST</p>#}
-{#                    {% endif %}#}
+                    {% if favorite %}
+                        <a class="dropdown-item" href="{% url 'frontend:coursebook-remove' course.id topic.id content.id %}">{% fa5_icon 'times' 'far' %} Remove</a>
+                    {% else %}
+                        <a class="dropdown-item" href="{% url 'frontend:coursebook-add' course.id topic.id content.id  %}">{% fa5_icon 'plus' 'far' %} Add</a>
+                    {% endif %}
 
                     {% if isCurrentUserOwner or user.is_superuser or content.author == user %}
                         <a href="#" class="dropdown-item text-danger" data-toggle="modal"

frontend/templatetags/cc_frontend_tags.py

@@ -123,9 +123,3 @@ def get_coursebook(user, course):
     favourites = Favorite.objects.filter(user=user.profile, course=course)
     coursebook = [favourite.content for favourite in favourites]
     return coursebook
-
-
-# TODO: template tag can only have 2 parameters
-@register.filter
-def is_content_in_coursebook(user, course, content):
-    return Favorite.objects.filter(user=user, course=course, content=content).count() == 1

frontend/views/content.py

@@ -192,11 +192,9 @@ def get_context_data(self, **kwargs):
 
         if self.request.user.is_authenticated:
             context['user_rate'] = content.get_user_rate(self.request.user.profile)
-            """
-            if Favourite.objects.filter(course=course, user=get_user(self.request),
-                                        content_list=content).count() > 0:
-                context['favourite'] = True
-            """
+
+        context['favorite'] = Favorite.objects.filter(course=course, user=get_user(self.request),
+                                                      content=content).count() > 0
         return context
 
 
@@ -222,7 +220,8 @@ def get_context_data(self, **kwargs):
         topic = Topic.objects.get(pk=topic_id)
         if self.request.GET.get('coursebook'):
             course = get_object_or_404(Course, {"pk": self.kwargs['course_id']})
-            contents = [f.content for f in Favorite.objects.filter(course=course, user=self.request.user.profile)] #models.get_coursebook_flat(get_user(self.request), course)
+            contents = [f.content for f in Favorite.objects.filter(course=course,
+                                                                   user=self.request.user.profile)]  # models.get_coursebook_flat(get_user(self.request), course)
         else:
             contents = topic.get_contents(self.request.GET.get('s'), self.request.GET.get('f'))