Add load more button that loads by weeks

Author: stefanw

fragdenstaat_de/fds_paperless/paperless.py

@@ -31,13 +31,14 @@ def get_document_data(paperless_document_id):
     return meta_data, file_data
 
 
-def list_documents():
+def list_documents(week=1):
     client = get_paperless_client()
-    last_week = timezone.now() - timedelta(days=7)
+    older_than = timezone.now() - timedelta(days=7 * week)
+    younger_than = older_than + timedelta(days=8)
     API_URL = (
         settings.PAPERLESS_API_URL
-        + "/documents/?added__date__gt={}&document_type__isnull=1".format(
-            last_week.date()
+        + "/documents/?added__date__lt={}&added__date__gt={}&document_type__isnull=1".format(
+            younger_than.date(), older_than.date()
         )
     )
 

fragdenstaat_de/fds_paperless/templates/fds_paperless/list_documents.html

@@ -39,4 +39,6 @@ <h1>{% trans "Choose documents to import" %}</h1>
             {% endfor %}
         </ul>
     </form>
+    <a href="{% url "paperless_list" %}?week={{ week|add:"1" }}"
+       class="btn btn-secondary">{% translate "Load week before" %}</a>
 {% endblock app_body %}

fragdenstaat_de/fds_paperless/views.py

@@ -15,12 +15,17 @@
 
 @require_crew
 def list_view(request):
-    paperless_docs = list_documents()
+    try:
+        week = max(int(request.GET.get("week", 1)), 1)
+    except ValueError:
+        week = 1
+    paperless_docs = list_documents(week=week)
     return render(
         request,
         "fds_paperless/list_documents.html",
         {
             "documents": paperless_docs,
+            "week": week,
         },
     )