add csv export of invoice list

src/backoffice/templates/includes/invoice_list_panel.html

@@ -18,7 +18,7 @@
       <td>{{ invoice.id }}</td>
       <td>{% if invoice.order %}{{ invoice.order.user.username }} &lt;{{ invoice.order.user.email }}&gt;{% else %}{{ invoice.customorder.customer }}{% endif %}</td>
       <td>{{ invoice.created|date }}</td>
-      <td>{% if invoice.order %}{{ invoice.order.total }} DKK{% else %}{{ invoice.customorder.amount }}{% endif %}</td>
+      <td>{% if invoice.order %}{{ invoice.order.total }}{% else %}{{ invoice.customorder.amount }}{% endif %}&nbsp;DKK</td>
       <td>{{ invoice.get_order }}</td>
       <td>{{ invoice.get_order.paid|truefalseicon }} {% if invoice.get_order.paid %}paid{% else %}unpaid{% endif %}</td>
       <td>

src/backoffice/templates/invoice_list.html

@@ -12,6 +12,9 @@ Invoices | {{ block.super }}
   This table shows all invoices in the system.
 </div>
 
+
+<a href="{% url 'backoffice:index' camp_slug=camp.slug %}" class="btn btn-default"><i class="fas fa-undo"></i> Backoffice</a>
+<a href="{% url 'backoffice:invoice_list_csv' camp_slug=camp.slug %}" class="btn btn-primary"><i class="fas fa-file-csv"></i> CSV</a>
 {% include 'includes/invoice_list_panel.html' %}
 
 {% endblock content %}

src/backoffice/urls.py

@@ -57,6 +57,7 @@ from .views import (
     FacilityTypeListView,
     FacilityTypeUpdateView,
     FacilityUpdateView,
+    InvoiceListCSVView,
     InvoiceListView,
     IrcOverView,
     MerchandiseOrdersView,
@@ -670,6 +671,11 @@ urlpatterns = [
                     include(
                         [
                             path("", InvoiceListView.as_view(), name="invoice_list"),
+                            path(
+                                "csv/",
+                                InvoiceListCSVView.as_view(),
+                                name="invoice_list_csv",
+                            ),
                         ]
                     ),
                 ),

src/backoffice/views/economy.py

@@ -1,3 +1,4 @@
+import csv
 import logging
 import os
 
@@ -6,6 +7,7 @@ from django.contrib import messages
 from django.contrib.auth.models import User
 from django.core.files import File
 from django.db.models import Count, Q, Sum
+from django.http import HttpResponse
 from django.shortcuts import get_object_or_404, redirect
 from django.urls import reverse
 from django.utils import timezone
@@ -451,3 +453,30 @@ class RevenueDetailView(CampViewMixin, EconomyTeamPermissionMixin, UpdateView):
 class InvoiceListView(CampViewMixin, EconomyTeamPermissionMixin, ListView):
     model = Invoice
     template_name = "invoice_list.html"
+
+
+class InvoiceListCSVView(CampViewMixin, EconomyTeamPermissionMixin, ListView):
+    """
+    CSV export of invoices for bookkeeping stuff
+    """
+
+    def get(self, request, *args, **kwargs):
+        response = HttpResponse(content_type="text/csv")
+        response[
+            "Content-Disposition"
+        ] = f'attachment; filename="bornhack-infoices-{timezone.now()}.csv"'
+        writer = csv.writer(response)
+        writer.writerow(["invoice", "invoice_date", "amount_dkk", "order", "paid"])
+        for invoice in Invoice.objects.all():
+            writer.writerow(
+                [
+                    invoice.id,
+                    invoice.created.date(),
+                    invoice.order.total
+                    if invoice.order
+                    else invoice.customorder.amount,
+                    invoice.get_order,
+                    invoice.get_order.paid,
+                ]
+            )
+        return response