make a common stream field, support all block types everywhere

dnscms/generic/models.py

@@ -1,23 +1,15 @@
 from grapple.models import GraphQLStreamfield
-from wagtail import blocks
 from wagtail.admin.panels import FieldPanel
-from wagtail.fields import StreamField
 from wagtail.models import Page
 
-from dnscms.blocks import ImageSliderBlock, ImageWithTextBlock
+from dnscms.fields import CommonStreamField
 
 
 class GenericPage(Page):
     subpage_types = ["generic.GenericPage"]
     show_in_menus = True
 
-    body = StreamField(
-        [
-            ("paragraph", blocks.RichTextBlock(label="Rik tekst")),
-            ("image", ImageWithTextBlock(label="Bilde")),
-            ("image_slider", ImageSliderBlock(label="Bildegalleri")),
-        ]
-    )
+    body = CommonStreamField
 
     content_panels = Page.content_panels + [
         FieldPanel("body", heading="Innhold"),