feat: dismiss chapters sheet when minimizing video

app/src/main/java/com/github/libretube/ui/fragments/PlayerFragment.kt

@@ -517,7 +517,7 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
                     mainMotionLayout.progress = abs(progress)
                 }
                 disableController()
-                commentsViewModel.setCommentSheetExpand(false)
+                commonPlayerViewModel.setSheetExpand(false)
                 transitionEndId = endId
                 transitionStartId = startId
             }
@@ -530,7 +530,7 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
                     // re-enable captions
                     updateCurrentSubtitle(viewModel.currentSubtitle)
                     binding.player.useController = true
-                    commentsViewModel.setCommentSheetExpand(true)
+                    commonPlayerViewModel.setSheetExpand(true)
                     mainMotionLayout.progress = 0F
                     changeOrientationMode()
                 } else if (currentId == transitionEndId) {
@@ -538,7 +538,7 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
                     // disable captions temporarily
                     updateCurrentSubtitle(null)
                     disableController()
-                    commentsViewModel.setCommentSheetExpand(null)
+                    commonPlayerViewModel.setSheetExpand(null)
                     binding.sbSkipBtn.isGone = true
                     if (NavBarHelper.hasTabs()) {
                         mainMotionLayout.progress = 1F
@@ -773,7 +773,7 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
 
         updateFullscreenOrientation()
 
-        commentsViewModel.setCommentSheetExpand(null)
+        commonPlayerViewModel.setSheetExpand(null)
 
         updateResolution(true)
         openOrCloseFullscreenDialog(true)

app/src/main/java/com/github/libretube/ui/models/CommentsViewModel.kt

@@ -30,22 +30,13 @@ class CommentsViewModel : ViewModel() {
     private val _commentCountLiveData = MutableLiveData<Long>()
     val commentCountLiveData: LiveData<Long> = _commentCountLiveData
 
-    val commentSheetExpand = MutableLiveData<Boolean?>()
-
     private val _currentCommentsPosition = MutableLiveData(0)
     val currentCommentsPosition: LiveData<Int> = _currentCommentsPosition
 
     private val _currentRepliesPosition = MutableLiveData(0)
     val currentRepliesPosition: LiveData<Int> = _currentRepliesPosition
 
-    fun setCommentSheetExpand(value: Boolean?) {
-        if (commentSheetExpand.value != value) {
-            commentSheetExpand.value = value
-        }
-    }
-
     fun reset() {
-        setCommentSheetExpand(null)
         _currentCommentsPosition.value = 0
     }
 

app/src/main/java/com/github/libretube/ui/models/CommonPlayerViewModel.kt

@@ -2,9 +2,16 @@ package com.github.libretube.ui.models
 
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
+import com.github.libretube.extensions.updateIfChanged
 
 class CommonPlayerViewModel : ViewModel() {
     val isMiniPlayerVisible = MutableLiveData(false)
     val isFullscreen = MutableLiveData(false)
     var maxSheetHeightPx = 0
+
+    val sheetExpand = MutableLiveData<Boolean?>()
+
+    fun setSheetExpand(state: Boolean?) {
+        sheetExpand.updateIfChanged(state)
+    }
 }

app/src/main/java/com/github/libretube/ui/sheets/ChaptersBottomSheet.kt

@@ -17,7 +17,7 @@ import com.github.libretube.databinding.BottomSheetBinding
 import com.github.libretube.ui.adapters.ChaptersAdapter
 import com.github.libretube.ui.models.ChaptersViewModel
 
-class ChaptersBottomSheet : UndimmedBottomSheet() {
+class ChaptersBottomSheet : ExpandablePlayerSheet() {
     private var _binding: BottomSheetBinding? = null
     private val binding get() = _binding!!
 

app/src/main/java/com/github/libretube/ui/sheets/CommentsSheet.kt

@@ -12,15 +12,13 @@ import androidx.fragment.app.setFragmentResult
 import com.github.libretube.R
 import com.github.libretube.databinding.CommentsSheetBinding
 import com.github.libretube.ui.fragments.CommentsMainFragment
-import com.github.libretube.ui.models.CommentsViewModel
 import com.github.libretube.ui.models.CommonPlayerViewModel
 
-class CommentsSheet : UndimmedBottomSheet() {
+class CommentsSheet : ExpandablePlayerSheet() {
     private var _binding: CommentsSheetBinding? = null
     val binding get() = _binding!!
 
     private val commonPlayerViewModel: CommonPlayerViewModel by activityViewModels()
-    private val commentsViewModel: CommentsViewModel by activityViewModels()
 
     override fun onCreateView(
         inflater: LayoutInflater,
@@ -56,15 +54,6 @@ class CommentsSheet : UndimmedBottomSheet() {
         childFragmentManager.commit {
             replace<CommentsMainFragment>(R.id.commentFragContainer, args = arguments)
         }
-
-        commentsViewModel.setCommentSheetExpand(true)
-        commentsViewModel.commentSheetExpand.observe(viewLifecycleOwner) {
-            when (it) {
-                true -> expand()
-                false -> expand(true)
-                else -> dismiss()
-            }
-        }
     }
 
     override fun onDestroyView() {

app/src/main/java/com/github/libretube/ui/sheets/ExpandablePlayerSheet.kt

@@ -0,0 +1,28 @@
+package com.github.libretube.ui.sheets
+
+import android.os.Bundle
+import android.view.View
+import androidx.fragment.app.activityViewModels
+import com.github.libretube.ui.models.CommonPlayerViewModel
+
+abstract class ExpandablePlayerSheet: UndimmedBottomSheet() {
+    private val commonPlayerViewModel: CommonPlayerViewModel by activityViewModels()
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        commonPlayerViewModel.setSheetExpand(true)
+        commonPlayerViewModel.sheetExpand.observe(viewLifecycleOwner) {
+            when (it) {
+                true -> expand()
+                false -> expand(true)
+                else -> dismiss()
+            }
+        }
+    }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        commonPlayerViewModel.setSheetExpand(null)
+    }
+}