From a8e9bcd9eba466d20065aa504b5d2e55a3fd68bb Mon Sep 17 00:00:00 2001
From: johan12345 <johan.forstner@gmail.com>
Date: Mon, 31 Oct 2022 22:23:56 +0100
Subject: [PATCH] improve bottomSheetExpanded LiveData

---
 .../net/vonforst/evmap/viewmodel/MapViewModel.kt  | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt b/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt
index 2eb17a52..5d6c1097 100644
--- a/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt
+++ b/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt
@@ -72,8 +72,19 @@ class MapViewModel(application: Application, private val state: SavedStateHandle
         state.getLiveData("bottomSheetState")
     }
 
-    val bottomSheetExpanded = bottomSheetState.map {
-        it != BottomSheetBehaviorGoogleMapsLike.STATE_COLLAPSED && it != BottomSheetBehaviorGoogleMapsLike.STATE_HIDDEN
+    val bottomSheetExpanded = MediatorLiveData<Boolean>().apply {
+        addSource(bottomSheetState) {
+            when (it) {
+                BottomSheetBehaviorGoogleMapsLike.STATE_COLLAPSED,
+                BottomSheetBehaviorGoogleMapsLike.STATE_HIDDEN -> {
+                    value = false
+                }
+                BottomSheetBehaviorGoogleMapsLike.STATE_EXPANDED,
+                BottomSheetBehaviorGoogleMapsLike.STATE_ANCHOR_POINT -> {
+                    value = true
+                }
+            }
+        }
     }.distinctUntilChanged()
 
     val mapPosition: MutableLiveData<MapPosition> by lazy {