package Ġcom . nominal ista . exp enses . added it expense . presentation Ċ Ċ import Ġandroidx . lifecycle . Mutable LiveData Ċ import Ġandroidx . lifecycle . ViewModel Ċ import Ġcom . nominal ista . exp enses . data . Tag Ċ Ċ class ĠAdd Edit Expense Activity Model Ġ: ĠViewModel () Ġ{ ĊĊĠĠĠ Ġval Ġselected Tags Ġ= ĠMutable LiveData < List < Tag >>() ĊĊĠĠĠ Ġfun Ġselect Tags ( tags : ĠList < Tag >) Ġ{ ĊĠĠĠĠĠĠĠ Ġselected Tags . value Ġ= Ġtags ĊĠĠĠ Ġ} Ċ }