homew/migrations: fix error json field cannot be NULL

liqd · Nov 2, 2023 · 09c4e1c · 09c4e1c
1 parent d1e7629
commit 09c4e1c
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diff --git a/apps/home/migrations/0003_streamfield_block.py b/apps/home/migrations/0003_streamfield_block.py
@@ -7,13 +7,25 @@
 import wagtail.fields
 
 
+def empty_to_valid_json(apps, schema_editor):
+    HomePage = apps.get_model("apps_home", "HomePage")
+
+    q_homepage = HomePage.objects.all()
+    if q_homepage:
+        for homepage in q_homepage:
+            if len(homepage.body) == 0:
+                homepage.body = "{}"
+                homepage.save()
+
+
 class Migration(migrations.Migration):
 
     dependencies = [
         ('apps_home', '0002_create_homepage'),
     ]
 
     operations = [
+        migrations.RunPython(empty_to_valid_json),
         migrations.AlterField(
             model_name='homepage',
             name='body',

diff --git a/changelog/_1118.md b/changelog/_1118.md
@@ -0,0 +1,4 @@
+
+### Fix
+
+- error json cannot be NULL by setting homepage empty body to {} in an earlier migration
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,4 @@

		### Fix

		- error json cannot be NULL by setting homepage empty body to {} in an earlier migration