Realm of kotlin and Live data

• Zero copy design
• Object database
• Reactive

• RealmObject

• Transaction

open class CategoryModel : RealmObject(){
    var name: String = ""
    var slug: String = ""
}

private fun refreshCategories(realm: Realm) {
 val categoryData = getCategories()

 categoryData.enqueue(object : 
   Callback<List<CategoryModel>> {
      ...
     //use realm object to create a Transaction block
      realm.executeTransactionAsync { obj: Realm? ->
        obj?.insert(it)
   }

}

MODEL VIEW PRESENTER