fix: hide go to video action when in no internet mode

app/src/main/java/com/github/libretube/helpers/BackgroundHelper.kt

@@ -10,6 +10,7 @@ import com.github.libretube.constants.IntentData
 import com.github.libretube.parcelable.PlayerData
 import com.github.libretube.services.OfflinePlayerService
 import com.github.libretube.services.OnlinePlayerService
+import com.github.libretube.ui.activities.MainActivity
 import com.github.libretube.ui.fragments.DownloadTab
 import com.github.libretube.ui.fragments.PlayerFragment
 
@@ -33,7 +34,7 @@ object BackgroundHelper {
     ) {
         // close the previous video player if open
         if (!keepVideoPlayerAlive) {
-            val fragmentManager = ContextHelper.unwrapActivity(context).supportFragmentManager
+            val fragmentManager = ContextHelper.unwrapActivity<MainActivity>(context).supportFragmentManager
             fragmentManager.fragments.firstOrNull { it is PlayerFragment }?.let {
                 fragmentManager.commit { remove(it) }
             }

app/src/main/java/com/github/libretube/helpers/ContextHelper.kt

@@ -1,15 +1,17 @@
 package com.github.libretube.helpers
 
+import android.app.Activity
 import android.content.Context
 import android.content.ContextWrapper
-import com.github.libretube.ui.activities.MainActivity
 
 object ContextHelper {
-    fun unwrapActivity(context: Context): MainActivity {
+    inline fun <reified T : Activity> tryUnwrapActivity(context: Context): T? {
         var correctContext: Context? = context
-        while (correctContext !is MainActivity && correctContext is ContextWrapper) {
+        while (correctContext !is T && correctContext is ContextWrapper) {
             correctContext = correctContext.baseContext
         }
-        return correctContext as MainActivity
+        return correctContext as? T
     }
+
+    inline fun <reified T : Activity> unwrapActivity(context: Context): T = tryUnwrapActivity(context)!!
 }

app/src/main/java/com/github/libretube/helpers/NavigationHelper.kt

@@ -18,6 +18,7 @@ import com.github.libretube.constants.PreferenceKeys
 import com.github.libretube.enums.PlaylistType
 import com.github.libretube.extensions.toID
 import com.github.libretube.parcelable.PlayerData
+import com.github.libretube.ui.activities.MainActivity
 import com.github.libretube.ui.activities.ZoomableImageActivity
 import com.github.libretube.ui.fragments.AudioPlayerFragment
 import com.github.libretube.ui.fragments.PlayerFragment
@@ -29,7 +30,7 @@ object NavigationHelper {
     fun navigateChannel(context: Context, channelUrlOrId: String?) {
         if (channelUrlOrId == null) return
 
-        val activity = ContextHelper.unwrapActivity(context)
+        val activity = ContextHelper.unwrapActivity<MainActivity>(context)
         activity.navController.navigate(NavDirections.openChannel(channelUrlOrId.toID()))
         try {
             // minimize player if currently expanded
@@ -78,7 +79,7 @@ object NavigationHelper {
             PlayerData(videoUrlOrId.toID(), playlistId, channelId, keepQueue, timestamp)
         val bundle = bundleOf(IntentData.playerData to playerData)
 
-        val activity = ContextHelper.unwrapActivity(context)
+        val activity = ContextHelper.unwrapActivity<MainActivity>(context)
         activity.supportFragmentManager.commitNow {
             replace<PlayerFragment>(R.id.container, args = bundle)
         }
@@ -87,7 +88,7 @@ object NavigationHelper {
     fun navigatePlaylist(context: Context, playlistUrlOrId: String?, playlistType: PlaylistType) {
         if (playlistUrlOrId == null) return
 
-        val activity = ContextHelper.unwrapActivity(context)
+        val activity = ContextHelper.unwrapActivity<MainActivity>(context)
         activity.navController.navigate(
             NavDirections.openPlaylist(playlistUrlOrId.toID(), playlistType)
         )
@@ -97,7 +98,7 @@ object NavigationHelper {
      * Start the audio player fragment
      */
     fun startAudioPlayer(context: Context, offlinePlayer: Boolean = false, minimizeByDefault: Boolean = false) {
-        val activity = ContextHelper.unwrapActivity(context)
+        val activity = ContextHelper.unwrapActivity<MainActivity>(context)
         activity.supportFragmentManager.commitNow {
             val args = bundleOf(
                 IntentData.minimizeByDefault to minimizeByDefault,

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

@@ -8,8 +8,11 @@ import com.github.libretube.constants.IntentData
 import com.github.libretube.enums.ShareObjectType
 import com.github.libretube.extensions.serializable
 import com.github.libretube.helpers.BackgroundHelper
+import com.github.libretube.helpers.ContextHelper
 import com.github.libretube.helpers.NavigationHelper
 import com.github.libretube.obj.ShareData
+import com.github.libretube.ui.activities.DownloadActivity
+import com.github.libretube.ui.activities.NoInternetActivity
 import com.github.libretube.ui.dialogs.ShareDialog
 import com.github.libretube.ui.fragments.DownloadTab
 
@@ -18,13 +21,18 @@ class DownloadOptionsBottomSheet : BaseBottomSheet() {
         val videoId = arguments?.getString(IntentData.videoId)!!
         val downloadTab = arguments?.serializable<DownloadTab>(IntentData.downloadTab)!!
 
-        val options = listOf(
+        val options = mutableListOf(
             R.string.playOnBackground,
             R.string.go_to_video,
             R.string.share,
             R.string.delete
         )
 
+        // can't navigate to video while in offline activity
+        if (ContextHelper.tryUnwrapActivity<NoInternetActivity>(requireContext()) != null) {
+            options.remove(R.string.go_to_video)
+        }
+
         setSimpleItems(options.map { getString(it) }) { which ->
             when (options[which]) {
                 R.string.playOnBackground -> {

app/src/main/java/com/github/libretube/ui/views/AutoplayCountdownView.kt

@@ -63,7 +63,7 @@ class AutoplayCountdownView(
         }
 
         // don't show cancel and play next buttons in PiP mode
-        val context = ContextHelper.unwrapActivity(context)
+        val context = ContextHelper.unwrapActivity<MainActivity>(context)
         val isInPipMode = PictureInPictureCompat.isInPictureInPictureMode(context)
         binding.cancel.isVisible = !isInPipMode
         binding.playNext.isVisible = !isInPipMode

app/src/main/java/com/github/libretube/ui/views/CustomExoPlayerView.kt

@@ -56,6 +56,7 @@ import com.github.libretube.helpers.PlayerHelper
 import com.github.libretube.helpers.PreferenceHelper
 import com.github.libretube.helpers.WindowHelper
 import com.github.libretube.obj.BottomSheetItem
+import com.github.libretube.ui.activities.MainActivity
 import com.github.libretube.ui.base.BaseActivity
 import com.github.libretube.ui.extensions.toggleSystemBars
 import com.github.libretube.ui.fragments.PlayerFragment
@@ -848,7 +849,7 @@ abstract class CustomExoPlayerView(
             }
 
             KeyEvent.KEYCODE_F -> {
-                val fragmentManager = ContextHelper.unwrapActivity(context).supportFragmentManager
+                val fragmentManager = ContextHelper.unwrapActivity<MainActivity>(context).supportFragmentManager
                 fragmentManager.fragments.filterIsInstance<PlayerFragment>().firstOrNull()
                     ?.toggleFullscreen()
             }