Working inline panels for segments

Signed-off-by: Jasper Berghoef <jasper.berghoef@gmail.com>

src/personalisation/admin.py

@@ -1,40 +1,29 @@
 from django.contrib import admin
 
 from personalisation import models
-from polymorphic.admin import PolymorphicInlineSupportMixin, StackedPolymorphicInline
-
-class RulesInline(StackedPolymorphicInline):
-
-    class TimeRuleAdminInline(StackedPolymorphicInline.Child):
-        """Inline the Time Rule into the administration interface for segments"""
-        model = models.TimeRule
-        extra = 0
 
 
-    class ReferralRuleAdminInline(StackedPolymorphicInline.Child):
-        """
-        Inline the Referral Rule into the administration interface for segments
-        """
-        model = models.ReferralRule
-        extra = 0
+class TimeRuleAdminInline(admin.TabularInline):
+    """Inline the Time Rule into the administration interface for segments"""
+    model = models.TimeRule
+    extra = 0
 
 
-    class VisitCountRuleAdminInline(StackedPolymorphicInline.Child):
-        """
-        Inline the Visit Count Rule into the administration interface for segments
-        """
-        model = models.VisitCountRule
-        extra = 0
+class ReferralRuleAdminInline(admin.TabularInline):
+    """Inline the Referral Rule into the administration interface for segments"""
+    model = models.ReferralRule
+    extra = 0
 
 
-    model = models.AbstractBaseRule
-    child_inlines = (
-        TimeRuleAdminInline,
-        ReferralRuleAdminInline,
-        VisitCountRuleAdminInline,
-    )
+class VisitCountRuleAdminInline(admin.TabularInline):
+    """Inline the Visit Count Rule into the administration interface for segments"""
+    model = models.VisitCountRule
+    extra = 0
 
 
-@admin.register(models.Segment)
-class SegmentAdmin(PolymorphicInlineSupportMixin, admin.ModelAdmin):
-    inlines = (RulesInline,)
+class SegmentAdmin(admin.ModelAdmin):
+    """Add the inlines to the Segment admin interface"""
+    inlines = (TimeRuleAdminInline, ReferralRuleAdminInline, VisitCountRuleAdminInline)
+
+
+admin.site.register(models.Segment, SegmentAdmin)