pagination works

not compatible with search?

gawa/blog/templates/blog/browse.html

@@ -174,6 +174,32 @@
                             </div>
                         {% endfor %}
                     </div>
+                    <nav aria-label="Page navigation example" class="mt-5">
+                        <ul class="pagination justify-content-center">
+                            {% if page_obj.has_previous %}
+                                <li class="page-item">
+                                    <a class="page-link" href="?{% query_transform page=1 %}">First</a>
+                                </li>
+                                <li class="page-item">
+                                    <a class="page-link"
+                                       href="?{% query_transform page=page_obj.previous_page_number %}">{{ page_obj.previous_page_number }}</a>
+                                </li>
+                            {% endif %}
+                            <li class="page-item">
+                                <a class="page-link" href="">{{ page_obj.number }}</a>
+                            </li>
+                            {% if page_obj.has_next %}
+                                <li class="page-item">
+                                    <a class="page-link"
+                                       href="?{% query_transform page=page_obj.next_page_number %}">{{ page_obj.next_page_number }}</a>
+                                </li>
+                                <li class="page-item">
+                                    <a class="page-link"
+                                       href="?{% query_transform page=page_obj.paginator.num_pages %}">Last</a>
+                                </li>
+                            {% endif %}
+                        </ul>
+                    </nav>
                 {% endif %}
             </div>
         </div>

gawa/blog/views.py

@@ -57,6 +57,7 @@ class Browse(ListView):
     model = BlogPost
     template_name = "blog/browse.html"
     context_object_name = "posts"
+    paginate_by = 20
     allow_empty = False  # but we have a special get method
 
     def get_queryset(self):

gawa/start/templatetags/helper_tags.py

@@ -13,3 +13,13 @@ register = Library()
 @register.simple_tag
 def format_time(timestamp: datetime, format: str = "%F %H:%M:%S %Z") -> str:
     return timestamp.strftime(format)
+
+@register.simple_tag(takes_context=True)
+def query_transform(context, **kwargs):
+    """
+    Modify the GET parameters of a request from templates
+    """
+    query = context['request'].GET.copy()
+    for k, v in kwargs.items():
+        query[k] = v
+    return query.urlencode()