Add logic for editing default phone/email in base master view

and refactor customer, vendor views to use it

tailbone/views/master.py

@@ -2233,6 +2233,32 @@ class MasterView(View):
         obj = form.schema.objectify(data, context=form.model_instance)
         return obj
 
+    def objectify_contact(self, contact, data):
+
+        if 'default_email' in data:
+            address = data['default_email']
+            if contact.emails:
+                if address:
+                    email = contact.emails[0]
+                    email.address = address
+                else:
+                    contact.emails.pop(0)
+            elif address:
+                contact.add_email_address(address)
+
+        if 'default_phone' in data:
+            number = data['default_phone']
+            if contact.phones:
+                if number:
+                    phone = contact.phones[0]
+                    phone.number = number
+                else:
+                    contact.phones.pop(0)
+            elif number:
+                contact.add_phone_number(number)
+
+        return contact
+
     def save_form(self, form):
         form.save()