# 129 Handler code

* adds handler code list usage to forms and models
* updates tests
* extends API for handler code handling

intervention/migrations/0004_auto_20220303_0956.py

@@ -0,0 +1,64 @@
+# Generated by Django 3.1.3 on 2022-03-03 08:56
+from django.db import migrations, models, transaction
+import django.db.models.deletion
+import uuid
+
+
+def migrate_handler(apps, schema_editor):
+    KonovaCode = apps.get_model('codelist', 'KonovaCode')
+
+    Responsibility = apps.get_model('intervention', 'Responsibility')
+    Handler = apps.get_model('intervention', 'Handler')
+    all_responsibs = Responsibility.objects.all()
+
+    if all_responsibs.exists():
+        handler_tmp_code = KonovaCode.objects.get(
+            atom_id=710185,
+        )
+
+    with transaction.atomic():
+        for resp in all_responsibs:
+            handler_old = resp.handler_old
+            handler = Handler.objects.create(
+                type=handler_tmp_code,
+                detail=handler_old
+            )
+            resp.handler = handler
+            resp.save()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('codelist', '0001_initial'),
+        ('intervention', '0003_intervention_teams'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Handler',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('detail', models.CharField(blank=True, max_length=500, null=True)),
+                ('type', models.ForeignKey(blank=True, limit_choices_to={'code_lists__in': [1052], 'is_archived': False, 'is_selectable': True}, null=True, on_delete=django.db.models.deletion.SET_NULL, to='codelist.konovacode')),
+            ],
+            options={
+                'abstract': False,
+            },
+        ),
+        migrations.RenameField(
+            model_name='responsibility',
+            old_name='handler',
+            new_name='handler_old',
+        ),
+        migrations.AddField(
+            model_name='responsibility',
+            name='handler',
+            field=models.ForeignKey(blank=True, help_text="Refers to 'Eingriffsverursacher' or 'Maßnahmenträger'", null=True, on_delete=django.db.models.deletion.SET_NULL, to='intervention.handler'),
+        ),
+        migrations.RunPython(migrate_handler),
+        migrations.RemoveField(
+            model_name='responsibility',
+            name='handler_old'
+        ),
+    ]