feat(module_2_filter):changed age_group in admin side

manage_events/forms.py

@@ -32,8 +32,8 @@ class EventForm(forms.ModelForm):
     )
     image = forms.ImageField(label="Thumbnail")
     event_images = forms.ImageField(label="Event Images")
-    age_group = forms.ModelChoiceField(
-        queryset=AgeGroups.objects.filter(active=True),
+    age_group = forms.ChoiceField(
+        choices=[],
         label="Age Group",
         required=True
     )
@@ -96,12 +96,11 @@ class EventForm(forms.ModelForm):
 
         # Set the initial value for age_group if instance is provided
         print(f"age group is {self.instance.age_group}")
-        if self.instance and self.instance.pk:
-            try:
-                self.fields['age_group'].initial = AgeGroups.objects.get(name=instance.age_group).id
-                print(f"field initials {self.fields['age_group'].initial}")
-            except AgeGroups.DoesNotExist:
-                pass
+        age_groups = [(age_group.name, age_group.name) for age_group in AgeGroups.objects.filter(active=True)]
+        self.fields['age_group'].choices = age_groups
+
+        if self.instance:
+            self.fields['age_group'].initial = self.instance.age_group
 
         if principal_id:
             self.fields['venue'].queryset = Venue.objects.filter(principal_id=principal_id, active=True)