handleAddMore method
Implementation
void handleAddMore(String componentName) {
var formDefinition = formDefinitions[componentName];
if (formDefinition == null) return;
int newIndex = (formDefinition.startWithIndex ?? 0) + 1;
formDefinition.startWithIndex = newIndex;
var newFields = extractFields(formDefinition, index: newIndex);
allFields.addAll(newFields);
for (var field in newFields) {
processFieldLogic(field);
}
notifyListeners();
}