refactor: clean up all binding references (#6962)

app/src/main/java/com/github/libretube/ui/dialogs/SubmitDeArrowDialog.kt

@@ -106,4 +106,9 @@ class SubmitDeArrowDialog: DialogFragment() {
 
         dialog?.dismiss()
     }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        _binding = null
+    }
 }

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

@@ -2,9 +2,7 @@ package com.github.libretube.ui.fragments
 
 import android.content.Intent
 import android.os.Bundle
-import android.view.LayoutInflater
 import android.view.View
-import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import androidx.navigation.fragment.findNavController
 import com.github.libretube.R
@@ -14,22 +12,12 @@ import com.github.libretube.helpers.NetworkHelper
 import com.github.libretube.ui.activities.SettingsActivity
 import com.google.android.material.snackbar.Snackbar
 
-class NoInternetFragment: Fragment() {
+class NoInternetFragment: Fragment(R.layout.fragment_nointernet) {
-    private var _binding: FragmentNointernetBinding? = null
-    private val binding get() = _binding!!
-
-    override fun onCreateView(
-        inflater: LayoutInflater,
-        container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View {
-        _binding = FragmentNointernetBinding.inflate(layoutInflater)
-        return binding.root
-    }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
+        val binding = FragmentNointernetBinding.bind(view)
         binding.retryButton.setOnClickListener {
             if (NetworkHelper.isNetworkAvailable(requireContext())) {
                 NavigationHelper.restartMainActivity(requireContext())

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

@@ -1538,4 +1538,9 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
     fun onKeyUp(keyCode: Int): Boolean {
         return _binding?.player?.onKeyBoardAction(keyCode) ?: false
     }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        _binding = null
+    }
 }

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

@@ -207,6 +207,11 @@ class PlayingQueueSheet : ExpandedBottomSheet() {
             .show()
     }
 
+    override fun onDestroyView() {
+        super.onDestroyView()
+        _binding = null
+    }
+
     companion object {
         const val PLAYING_QUEUE_REQUEST_KEY = "playing_queue_request_key"
     }

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

@@ -70,4 +70,9 @@ class SleepTimerSheet : ExpandedBottomSheet() {
             updateTimeLeftText()
         }
     }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        _binding = null
+    }
 }