resolvePartials function
Implementation
Template? resolvePartials(String value) {
if (value.isEmpty) return null;
if (value == 'slide-background') return backgroundTemplate;
if (value == 'speaker-notes') return slideNotesTemplate;
if (value == 'text-value') return multiLineTemplate;
if (value == 'text-line') return singleLineTemplate;
return null;
}