From 6510761033087ebb28254ee61509cf0583d2dbe1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niccol=C3=B2=20Cant=C3=B9?= <niccolo.cantu@nina.no>
Date: Wed, 4 Dec 2024 10:41:50 +0100
Subject: [PATCH] allow to occupy plate positions, without samples

---
 ...011_extractplateposition_notes_and_more.py | 29 +++++++++++++++++++
 src/genlab_bestilling/models.py               |  7 ++++-
 2 files changed, 35 insertions(+), 1 deletion(-)
 create mode 100644 src/genlab_bestilling/migrations/0011_extractplateposition_notes_and_more.py

diff --git a/src/genlab_bestilling/migrations/0011_extractplateposition_notes_and_more.py b/src/genlab_bestilling/migrations/0011_extractplateposition_notes_and_more.py
new file mode 100644
index 0000000..2f608e7
--- /dev/null
+++ b/src/genlab_bestilling/migrations/0011_extractplateposition_notes_and_more.py
@@ -0,0 +1,29 @@
+# Generated by Django 5.1.3 on 2024-12-04 09:42
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("genlab_bestilling", "0010_remove_extractionplate_extracted_at_and_more"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="extractplateposition",
+            name="notes",
+            field=models.CharField(blank=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name="extractplateposition",
+            name="sample",
+            field=models.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="plate_positions",
+                to="genlab_bestilling.sample",
+            ),
+        ),
+    ]
diff --git a/src/genlab_bestilling/models.py b/src/genlab_bestilling/models.py
index 85085f6..e7443a6 100644
--- a/src/genlab_bestilling/models.py
+++ b/src/genlab_bestilling/models.py
@@ -360,10 +360,15 @@ class ExtractPlatePosition(models.Model):
         "ExtractionPlate", on_delete=models.DO_NOTHING, related_name="sample_positions"
     )
     sample = models.ForeignKey(
-        "Sample", on_delete=models.PROTECT, related_name="plate_positions"
+        "Sample",
+        on_delete=models.PROTECT,
+        related_name="plate_positions",
+        null=True,
+        blank=True,
     )
     position = models.IntegerField()
     extracted_at = models.DateTimeField(auto_now=True)
+    notes = models.CharField(null=True, blank=True)
 
     # TODO: unique position per plate
     class Meta: