migrate categories to a multiselect

rcr/migrations/0020_item_radiology_categories.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0.2 on 2024-02-26 11:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('rcr', '0019_alter_item_oncology_category_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='item',
+            name='radiology_categories',
+            field=models.ManyToManyField(blank=True, related_name='items_radiology', to='rcr.radiologycategory'),
+        ),
+    ]

rcr/migrations/0021_auto_20240226_1140.py

@@ -0,0 +1,21 @@
+# Generated by Django 5.0.2 on 2024-02-26 11:40
+
+from django.db import migrations, models
+
+def move_radiology_categories(apps, schema_editor):
+    Item = apps.get_model("rcr", "Item")
+    #RadiologyCategory = apps.get_model("rcr", "RadiologyCategory")
+    for item in Item.objects.all():
+        if item.radiology_category:
+            item.radiology_categories.add(item.radiology_category)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('rcr', '0020_item_radiology_categories'),
+    ]
+
+    operations = [
+        migrations.RunPython(move_radiology_categories),
+    ]