Don't update history when interest value is changed

Remove interest from stored fields for historical AK records
Disable history saving for save of interest editing admin view
Adjust test fixtures
This implements #211

AKModel/fixtures/model.json

@@ -214,7 +214,6 @@
         "reso": false,
         "present": true,
         "notes": "",
-        "interest": -1,
         "category": 4,
         "track": null,
         "event": 2,
@@ -237,7 +236,6 @@
         "reso": false,
         "present": true,
         "notes": "",
-        "interest": -1,
         "category": 4,
         "track": null,
         "event": 2,
@@ -260,7 +258,6 @@
         "reso": false,
         "present": null,
         "notes": "",
-        "interest": -1,
         "category": 5,
         "track": null,
         "event": 2,
@@ -283,7 +280,6 @@
         "reso": false,
         "present": null,
         "notes": "",
-        "interest": -1,
         "category": 5,
         "track": null,
         "event": 2,
@@ -306,7 +302,6 @@
         "reso": false,
         "present": null,
         "notes": "We need to find a volunteer first...",
-        "interest": -1,
         "category": 3,
         "track": null,
         "event": 2,
@@ -329,7 +324,6 @@
         "reso": false,
         "present": null,
         "notes": "We need to find a volunteer first...",
-        "interest": -1,
         "category": 3,
         "track": null,
         "event": 2,
@@ -352,7 +346,6 @@
         "reso": false,
         "present": null,
         "notes": "",
-        "interest": -1,
         "category": 5,
         "track": 1,
         "event": 2,

AKModel/migrations/0062_interest_no_history.py

+# Generated by Django 4.2.13 on 2025-02-26 22:35
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('AKModel', '0061_types'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='historicalak',
+            name='interest',
+        ),
+    ]

AKModel/models.py

@@ -374,7 +374,7 @@ class AK(models.Model):
     include_in_export = models.BooleanField(default=True, verbose_name=_('Export?'),
                                             help_text=_("Include AK in wiki export?"))
 
-    history = HistoricalRecords(excluded_fields=['interest_counter', 'include_in_export'])
+    history = HistoricalRecords(excluded_fields=['interest', 'interest_counter', 'include_in_export'])
 
     class Meta:
         verbose_name = _('AK')

AKScheduling/views.py

@@ -154,6 +154,13 @@ class InterestEnteringAdminView(SuccessMessageMixin, AdminViewMixin, EventSlugMi
     def get_success_url(self):
         return self.request.path
 
+    def form_valid(self, form):
+        # Don't create a history entry for this change
+        form.instance.skip_history_when_saving = True
+        r = super().form_valid(form)
+        del form.instance.skip_history_when_saving
+        return r
+
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)
         context["title"] = f"{_('Enter interest')}"