Prepare code for click listener in AlbumActivity

app/src/main/java/org/pixeldroid/app/posts/AlbumActivity.kt

@@ -3,13 +3,15 @@ package org.pixeldroid.app.posts
 import android.os.Bundle
 import android.view.View
 import androidx.activity.viewModels
+import androidx.core.view.WindowCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.WindowInsetsControllerCompat
 import org.pixeldroid.app.databinding.ActivityAlbumBinding
 import org.pixeldroid.app.utils.BaseActivity
 
 class AlbumActivity : BaseActivity() {
 
     private lateinit var model: AlbumViewModel
-    private var isActionBarHidden = false
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -42,19 +44,19 @@ class AlbumActivity : BaseActivity() {
         supportActionBar?.setDisplayShowTitleEnabled(false)
         supportActionBar?.setBackgroundDrawable(null)
 
-        // TODO: Move from StatusViewHolder (877-893) to here
-        // TODO: Issue is that albumPager does not listen to the clicks
-        /*binding.albumPager.setOnClickListener {
+        // TODO: Remove from StatusViewHolder (877-893)
+        // TODO: Issue is that albumPager does not listen to the clicks here
+        binding.albumPager.setOnClickListener {
             val windowInsetsController =
                 WindowCompat.getInsetsController(this.window, it)
             // Configure the behavior of the hidden system bars
-            if (isActionBarHidden) {
+            if (model.uiState.value.isActionBarHidden) {
                 windowInsetsController.systemBarsBehavior =
                     WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
                 // Hide both the status bar and the navigation bar
                 supportActionBar?.show()
                 windowInsetsController.show(WindowInsetsCompat.Type.systemBars())
-                isActionBarHidden = false
+                model.uiState.value.isActionBarHidden = false
             } else {
                 // Configure the behavior of the hidden system bars
                 windowInsetsController.systemBarsBehavior =
@@ -62,9 +64,9 @@ class AlbumActivity : BaseActivity() {
                 // Hide both the status bar and the navigation bar
                 supportActionBar?.hide()
                 windowInsetsController.hide(WindowInsetsCompat.Type.systemBars())
-                isActionBarHidden = true
+                model.uiState.value.isActionBarHidden = true
+            }
         }
-        }*/
 
     }
 }

app/src/main/java/org/pixeldroid/app/posts/AlbumViewModel.kt

@@ -13,7 +13,8 @@ import org.pixeldroid.app.utils.api.objects.Attachment
 
 data class AlbumUiState(
     val mediaAttachments: ArrayList<Attachment> = arrayListOf(),
-    val index: Int = 0
+    val index: Int = 0,
+    var isActionBarHidden: Boolean = false
 )
 
 class AlbumViewModel(application: Application, intent: Intent) : AndroidViewModel(application) {