[wip] chat materials; some experiments with local composition and blur

feature/friends/src/main/kotlin/com/meloda/app/fast/friends/FriendsViewModel.kt

@@ -77,7 +77,7 @@ class FriendsViewModelImpl(
     }
 
     private fun loadFriends(offset: Int = currentOffset.value) {
-        friendsUseCase.getAllFriends(count = 30, offset = offset).listenValue { state ->
+        friendsUseCase.getAllFriends(count = LOAD_COUNT, offset = offset).listenValue { state ->
             state.processState(
                 error = { error ->
                     when (error) {
@@ -103,11 +103,11 @@ class FriendsViewModelImpl(
                 },
                 success = { info ->
                     val response = info.friends
-                    val itemsCountSufficient = response.size == 30
+                    val itemsCountSufficient = response.size == LOAD_COUNT
                     canPaginate.setValue { itemsCountSufficient }
 
                     val paginationExhausted = !itemsCountSufficient &&
-                            screenState.value.friends.size >= 30
+                            screenState.value.friends.size >= LOAD_COUNT
 
                     imagesToPreload.setValue {
                         response.mapNotNull(VkUser::photo100)
@@ -172,4 +172,8 @@ class FriendsViewModelImpl(
         }
         uiOnlineFriends.setValue { onlineUiFriends }
     }
+
+    companion object {
+        const val LOAD_COUNT = 30
+    }
 }