feat: added answer field

ticketsystem/forms.py

@@ -1,5 +1,6 @@
 from django import forms
 from .models import Comment, Ticket
+from django.core.exceptions import ValidationError
 
 
 class CommentForm(forms.ModelForm):
@@ -16,7 +17,26 @@ class CommentForm(forms.ModelForm):
 class TicketForm(forms.ModelForm):
     class Meta:
         model = Ticket
-        fields = ["title", "description", "status", "priority", "course"]
+        fields = ["title", "description", "status", "priority", "course", "answer"]
+        widgets = {
+            'answer': forms.Textarea(attrs={
+                'rows': 4,
+                'placeholder': 'Beschreibe die Lösung des Problems...'
+            })
+        }
+
+    def clean(self):
+        cleaned_data = super().clean()
+        status = cleaned_data.get('status')
+        answer = cleaned_data.get('answer')
+
+        # Wenn Status auf "gelöst" gesetzt wird, muss eine Antwort vorhanden sein
+        if status == 'resolved' and not answer:
+            raise ValidationError({
+                'answer': 'Eine Antwort ist erforderlich, wenn der Status auf "Gelöst" gesetzt wird.'
+            })
+
+        return cleaned_data
 
     def save(self, commit=True):
         ticket = super().save(commit=False)
@@ -25,6 +45,11 @@ class TicketForm(forms.ModelForm):
         if ticket.course and ticket.course.tutor:
             ticket.assigned_to = ticket.course.tutor
 
+        # Setze answered_at wenn eine Antwort gegeben wird
+        if ticket.answer and not ticket.answered_at:
+            from django.utils import timezone
+            ticket.answered_at = timezone.now()
+
         if commit:
             ticket.save()
         return ticket