Allow quotas to "close" when once full (#1344)

* Model

* Some UI

* API and logging

* Permission check

* Add tests

* Move option around

src/tests/api/test_items.py

@@ -1386,7 +1386,9 @@ TEST_QUOTA_RES = {
     "size": 200,
     "items": [],
     "variations": [],
-    "subevent": None
+    "subevent": None,
+    "close_when_sold_out": False,
+    "closed": False
 }
 
 
@@ -1593,6 +1595,30 @@ def test_quota_update(token_client, organizer, event, quota, item):
     assert quota.all_logentries().count() == 1
 
 
+@pytest.mark.django_db
+def test_quota_update_closed(token_client, organizer, event, quota, item):
+    resp = token_client.patch(
+        '/api/v1/organizers/{}/events/{}/quotas/{}/'.format(organizer.slug, event.slug, quota.pk),
+        {
+            "closed": True,
+        },
+        format='json'
+    )
+    assert resp.status_code == 200
+    with scopes_disabled():
+        quota = Quota.objects.get(pk=resp.data['id'])
+    assert quota.all_logentries().filter(action_type="pretix.event.quota.closed").count() == 1
+    resp = token_client.patch(
+        '/api/v1/organizers/{}/events/{}/quotas/{}/'.format(organizer.slug, event.slug, quota.pk),
+        {
+            "closed": False,
+        },
+        format='json'
+    )
+    assert resp.status_code == 200
+    assert quota.all_logentries().filter(action_type="pretix.event.quota.opened").count() == 1
+
+
 @pytest.mark.django_db
 def test_quota_update_unchanged(token_client, organizer, event, quota, item):
     resp = token_client.patch(

src/tests/base/test_models.py

@@ -483,6 +483,24 @@ class QuotaTestCase(BaseQuotaTestCase):
         self.event.has_subevents = False
         self.event.save()
 
+    @classscope(attr='o')
+    def test_close_when_full_on_calculation(self):
+        self.quota.close_when_sold_out = True
+        self.quota.size = 0
+        self.quota.save()
+        assert not self.quota.closed
+        self.quota.availability()
+        self.quota.refresh_from_db()
+        assert self.quota.closed
+        assert self.quota.all_logentries().filter(action_type="pretix.event.quota.closed").exists()
+
+    @classscope(attr='o')
+    def test_closed_reports_as_sold_out(self):
+        self.quota.closed = True
+        self.quota.size = 100
+        self.quota.save()
+        assert self.quota.availability() == (Quota.AVAILABILITY_ORDERED, 0)
+
 
 class BundleQuotaTestCase(BaseQuotaTestCase):
     def setUp(self):

src/tests/control/test_items.py

@@ -338,6 +338,28 @@ class QuotaTest(ItemFormTest):
         with scopes_disabled():
             assert not Quota.objects.filter(id=c.id).exists()
 
+    def test_reopen(self):
+        with scopes_disabled():
+            c = Quota.objects.create(event=self.event1, name="Full house", size=500,
+                                     close_when_sold_out=True, closed=True)
+        self.post_doc('/control/event/%s/%s/quotas/%s/' % (self.orga1.slug, self.event1.slug, c.id),
+                      {'reopen': 'true'})
+        with scopes_disabled():
+            c.refresh_from_db()
+            assert not c.closed
+            assert c.close_when_sold_out
+
+    def test_reopen_and_disable(self):
+        with scopes_disabled():
+            c = Quota.objects.create(event=self.event1, name="Full house", size=500,
+                                     close_when_sold_out=True, closed=True)
+        self.post_doc('/control/event/%s/%s/quotas/%s/' % (self.orga1.slug, self.event1.slug, c.id),
+                      {'disable': 'true'})
+        with scopes_disabled():
+            c.refresh_from_db()
+            assert not c.closed
+            assert not c.close_when_sold_out
+
 
 class ItemsTest(ItemFormTest):