allow empty grant fields in project

input/admin.py

@@ -86,6 +86,19 @@ class ProjectAdminForm(BaseProjectForm):
             if self.initial[f'{field}_other']:
                 self.initial[field] = [*self.initial[field], model.other]
 
+    def clean(self):
+        cleaned_data = BaseProjectForm.clean(self)
+
+        if self.errors:
+            return cleaned_data
+
+        if cleaned_data['granted']:
+            for field in 'granted_date', 'granted_from', 'account':
+                if not cleaned_data[field]:
+                    self.add_error(field, 'Dieses Feld ist erforderlich, um dieses Projekt zu bewilligen.')
+
+        return cleaned_data
+
 
 @admin.register(Project)
 class ProjectAdmin(admin.ModelAdmin):

input/migrations/0104_alter_project_required_fields.py

@@ -0,0 +1,28 @@
+# Generated by Django 5.2.5 on 2025-10-16 14:39
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('input', '0103_add_request_url'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='project',
+            name='account',
+            field=models.ForeignKey(blank=True, db_constraint=False, null=True, on_delete=models.CASCADE, to='input.account'),
+        ),
+        migrations.AlterField(
+            model_name='project',
+            name='granted_date',
+            field=models.DateField(blank=True, null=True, verbose_name='Bewilligt am'),
+        ),
+        migrations.AlterField(
+            model_name='project',
+            name='granted_from',
+            field=models.CharField(blank=True, max_length=100, null=True, verbose_name='Bewilligt von'),
+        ),
+    ]

input/models.py

@@ -219,8 +219,9 @@ class Project(Volunteer):
     insurance_technic = models.BooleanField(default=False, verbose_name='Technikversicherung Ausland')
     support = models.CharField(max_length=300, blank=True, null=True, verbose_name='Betreuungsperson und Vertretung')
     cost = models.IntegerField(blank=True, null=True, verbose_name='Kosten')
-    account = models.ForeignKey('Account', on_delete=models.CASCADE, null=True, to_field='code', db_constraint=False)
-    granted_from = models.CharField(max_length=100, null=True, verbose_name='Bewilligt von')
+    account = models.ForeignKey('Account', on_delete=models.CASCADE, blank=True, null=True, to_field='code', db_constraint=False)
+    granted_date = models.DateField(blank=True, null=True, verbose_name='Bewilligt am')
+    granted_from = models.CharField(max_length=100, blank=True, null=True, verbose_name='Bewilligt von')
     notes = models.TextField(max_length=1000, null=True, blank=True, verbose_name='Anmerkungen')
     intern_notes = models.TextField(max_length=1000, blank=True, verbose_name='interne Anmerkungen')