Okay your answer is more illustrative to me of the problem and solution. Totally agree, if you've got a list view and detail view those should be separate class

Okay your answer is more illustrative to me of the problem and solution. Totally agree, if you've got a list view and detail view those should be separate classes. Though my personal take in that senario is you might be better off using TypeScripts mapped types to define a subset of your detail view as a list view.