Don't update Ping.start and Ping.fail fields (use Ping.kind instead)

hc/api/admin.py

@@ -83,6 +83,20 @@ class MethodListFilter(admin.SimpleListFilter):
         return queryset
 
 
+class KindListFilter(admin.SimpleListFilter):
+    title = "Kind"
+    parameter_name = 'kind'
+    kinds = ["start", "fail"]
+
+    def lookups(self, request, model_admin):
+        return zip(self.kinds, self.kinds)
+
+    def queryset(self, request, queryset):
+        if self.value():
+            queryset = queryset.filter(kind=self.value())
+        return queryset
+
+
 # Adapted from: https://djangosnippets.org/snippets/2593/
 class LargeTablePaginator(Paginator):
     """ Overrides the count method to get an estimate instead of actual count
@@ -129,7 +143,7 @@ class PingsAdmin(admin.ModelAdmin):
     list_display = ("id", "created", "owner", "email", "scheme", "method",
                     "ua")
     list_filter = ("created", SchemeListFilter, MethodListFilter,
-                   "start", "fail")
+                   KindListFilter)
 
     paginator = LargeTablePaginator
 

hc/api/models.py

@@ -230,13 +230,8 @@ class Check(models.Model):
 
         ping = Ping(owner=self)
         ping.n = self.n_pings
-
-        if action == "start":
-            ping.start = True
-            ping.kind = "start"
-        elif action == "fail":
-            ping.fail = True
-            ping.kind = "fail"
+        if action in ("start", "fail"):
+            ping.kind = action
 
         ping.remote_addr = remote_addr
         ping.scheme = scheme

hc/api/tests/test_ping.py

@@ -139,7 +139,6 @@ class PingTestCase(BaseTestCase):
         self.assertEqual(self.check.alert_after, None)
 
         ping = Ping.objects.get()
-        self.assertTrue(ping.fail)
         self.assertEqual(ping.kind, "fail")
 
         flip = Flip.objects.get()
@@ -159,7 +158,6 @@ class PingTestCase(BaseTestCase):
         self.assertEqual(self.check.last_ping, last_ping)
 
         ping = Ping.objects.get()
-        self.assertTrue(ping.start)
         self.assertEqual(ping.kind, "start")
 
     def test_start_does_not_change_status_of_paused_check(self):