Update web/core/forms.py

changes talk field to an optional integer

web/core/forms.py

@@ -1,7 +1,10 @@
 from django import forms
+
 class ImportForm(forms.Form):
     file = forms.FileField(allow_empty_file=False)
     dry_run = forms.BooleanField(initial=True, required=False, help_text="Preview changes without saving")
+
+
 class EntryForm(forms.Form):
     subject = forms.CharField(required=False)
     illustration = forms.CharField(required=False, widget=forms.Textarea)
@@ -9,10 +12,15 @@ class EntryForm(forms.Form):
     scripture_raw = forms.CharField(required=False)
     source = forms.CharField(required=False)
     talk_title = forms.CharField(required=False)
-    talk_number = forms.ChoiceField(
+
+    # Coerce blank -> None, digits -> int
+    talk_number = forms.TypedChoiceField(
         required=False,
         choices=[("", "—")] + [(str(i), str(i)) for i in range(1, 201)],  # blank + 1-200
+        coerce=lambda v: int(v) if str(v).isdigit() else None,
+        empty_value=None,  # when the blank option is chosen, cleaned_data["talk_number"] == None
     )
+
     entry_code = forms.CharField(required=False)
     date_added = forms.DateField(required=False, widget=forms.DateInput(attrs={"type": "date"}))
     date_edited = forms.DateField(required=False, widget=forms.DateInput(attrs={"type": "date"}))
@@ -44,3 +52,8 @@ class EntryForm(forms.Form):
             self.fields["date_added"].widget.attrs.update({"class": "search-input input-hero"})
         if "date_edited" in self.fields:
             self.fields["date_edited"].widget.attrs.update({"class": "search-input input-hero"})
+
+    # (Optional) keep it bullet-proof even if the choices/widget change someday
+    def clean_talk_number(self):
+        v = self.cleaned_data.get("talk_number")
+        return v if isinstance(v, int) else None