Add type to isolation method

Author: omfj

src/genlab_bestilling/migrations/0031_alter_isolationmethod_remove_species_add_type_20250722_1226.py

@@ -0,0 +1,44 @@
+# Generated by Django 5.2.3 on 2025-07-22 10:26
+
+from django.db import migrations, models
+from django.db.migrations.state import StateApps
+from django.db.backends.base.schema import BaseDatabaseSchemaEditor
+
+
+def delete_isolation_methods(apps: StateApps, schema_editor: BaseDatabaseSchemaEditor):
+    IsolationMethod = apps.get_model("genlab_bestilling", "IsolationMethod")
+
+    IsolationMethod.objects.all().delete()
+
+
+def reverse_delete_isolation_methods(
+    apps: StateApps, schema_editor: BaseDatabaseSchemaEditor
+):
+    pass
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        (
+            "genlab_bestilling",
+            "0030_samplemarkeranalysis_has_pcr_and_more",
+        ),
+    ]
+
+    operations = [
+        migrations.RunPython(
+            delete_isolation_methods,
+            reverse_delete_isolation_methods,
+        ),
+        migrations.RemoveField(model_name="isolationmethod", name="species"),
+        migrations.AddField(
+            model_name="isolationmethod",
+            name="type",
+            field=models.ForeignKey(
+                to="genlab_bestilling.sampletype",
+                on_delete=models.CASCADE,
+                related_name="type_isolation_methods",
+                help_text="The sample type this isolation method is related to.",
+            ),
+        ),
+    ]

src/genlab_bestilling/models.py

@@ -806,13 +806,12 @@ def __str__(self) -> str:
 
 
 class IsolationMethod(models.Model):
-    name = models.CharField(max_length=255, unique=False)
-    species = models.ForeignKey(
-        f"{an}.Species",
+    name = models.CharField(max_length=255)
+    type = models.ForeignKey(
+        f"{an}.SampleType",
         on_delete=models.CASCADE,
-        related_name="species_isolation_methods",
-        help_text="The species this isolation method is related to.",
-        default=None,
+        related_name="type_isolation_methods",
+        help_text="The sample type this isolation method is related to.",
     )
 
     def __str__(self) -> str: