Remy Benza
04/05/2020, 3:05 PMbezrukov
04/05/2020, 4:16 PMval localIds = localPhotos.map { it.id }.toSet()
then just use map on listB
listB.map { it.copy(isFavorite = localIds.contains(it.id)) }
Most likely there is no simplier (with the ~same performance) way to do thisRemy Benza
04/06/2020, 3:49 PMbezrukov
04/06/2020, 4:54 PMRemy Benza
04/07/2020, 6:17 AMbezrukov
04/07/2020, 6:41 AMRemy Benza
04/07/2020, 6:57 PM